blob: b5c659c65234f0fed2ac63ddca81b2508471701f [file] [log] [blame]
Paul Bakkerc13aab12013-09-26 10:12:19 +02001PolarSSL ChangeLog (Sorted per branch, date)
Paul Bakker99ed6782011-01-05 14:48:42 +00002
Paul Bakkere92f73d2014-04-18 14:08:26 +02003= PolarSSL 1.3 branch
Paul Bakkereaebbd52014-04-25 15:04:14 +02004Features
Paul Bakkerc73079a2014-04-25 16:34:30 +02005 * debug_set_log_mode() added to determine raw or full logging
6 * debug_set_threshold() added to ignore messages over threshold level
Paul Bakker0f90d7d2014-04-30 11:49:44 +02007 * version_check_feature() added to check for compile-time options at
8 run-time
Paul Bakker92478c32014-04-25 15:18:34 +02009
Paul Bakker088c5c52014-04-25 11:11:10 +020010Changes
11 * POLARSSL_CONFIG_OPTIONS has been removed. All values are individually
12 checked and filled in the relevant module headers
Paul Bakker92478c32014-04-25 15:18:34 +020013 * Debug module only outputs full lines instead of parts
Paul Bakker63844402014-04-30 15:34:12 +020014 * Better support for the different Attribute Types from IETF PKIX (RFC 5280)
Manuel Pégourié-Gonnard63a5bfe2014-04-26 17:21:07 +020015 * AES-NI now compiles with "old" assemblers too
Manuel Pégourié-Gonnardc16f4e12014-04-29 18:23:07 +020016 * Ciphersuites based on RC4 now have the lowest priority by default
Paul Bakker088c5c52014-04-25 11:11:10 +020017
Paul Bakkere92f73d2014-04-18 14:08:26 +020018Bugfix
19 * Only iterate over actual certificates in ssl_write_certificate_request()
20 (found by Matthew Page)
Paul Bakker4ffcd2f2014-04-25 11:44:12 +020021 * Typos in platform.c and pkcs11.c (found by Daniel Phillips and Steffan
22 Karger)
Paul Bakkerfdba4682014-04-25 11:48:35 +020023 * cert_write app should use subject of issuer certificate as issuer of cert
Paul Bakker61885c72014-04-25 12:59:03 +020024 * Fix false reject in padding check in ssl_decrypt_buf() for CBC
25 ciphersuites, for full SSL frames of data.
Paul Bakkera7036632014-04-30 10:15:38 +020026 * Improve interoperability by not writing extension length in ClientHello /
27 ServerHello when no extensions are present (found by Matthew Page)
Paul Bakker24f37cc2014-04-30 13:33:35 +020028 * rsa_check_pubkey() now allows an E up to N
Paul Bakkerf96f7b62014-04-30 16:02:38 +020029 * On OpenBSD, use arc4random_buf() instead of rand() to prevent warnings
Paul Bakker33dc46b2014-04-30 16:11:39 +020030 * mpi_fill_random() was creating numbers larger than requested on
31 big-endian platform when size was not an integer number of limbs
Manuel Pégourié-Gonnardedc81ff2014-04-29 15:06:49 +020032 * Fix dependencies issues in X.509 test suite.
Manuel Pégourié-Gonnard3a306b92014-04-29 15:11:17 +020033 * Some parts of ssl_tls.c were compiled even when the module was disabled.
Paul Bakkere92f73d2014-04-18 14:08:26 +020034
Paul Bakker784b04f2014-04-11 15:33:59 +020035= PolarSSL 1.3.6 released on 2014-04-11
Manuel Pégourié-Gonnard969ccc62014-03-26 19:53:25 +010036
Paul Bakker27e36d32014-04-08 12:33:37 +020037Features
38 * Support for the ALPN SSL extension
Paul Bakker1cfc4582014-04-09 15:25:13 +020039 * Add option 'use_dev_random' to gen_key application
Manuel Pégourié-Gonnardb7fff0f2014-04-11 11:32:39 +020040 * Enable verification of the keyUsage extension for CA and leaf
Paul Bakker59366212014-04-09 15:55:20 +020041 certificates (POLARSSL_X509_CHECK_KEY_USAGE)
Manuel Pégourié-Gonnardb7fff0f2014-04-11 11:32:39 +020042 * Enable verification of the extendedKeyUsage extension
43 (POLARSSL_X509_CHECK_EXTENDED_KEY_USAGE)
Paul Bakker27e36d32014-04-08 12:33:37 +020044
Paul Bakker4984d3c2014-04-04 15:39:37 +020045Changes
46 * x509_crt_info() now prints information about parsed extensions as well
Manuel Pégourié-Gonnard2abed842014-04-08 12:40:15 +020047 * pk_verify() now returns a specific error code when the signature is valid
48 but shorter than the supplied length.
Manuel Pégourié-Gonnard0776a432014-04-11 12:25:45 +020049 * Use UTC time to check certificate validity.
Manuel Pégourié-Gonnard9655e452014-04-11 12:29:49 +020050 * Reject certificates with times not in UTC, per RFC 5280.
Paul Bakker4984d3c2014-04-04 15:39:37 +020051
Manuel Pégourié-Gonnarddd75c312014-03-31 11:55:42 +020052Security
53 * Avoid potential timing leak in ecdsa_sign() by blinding modular division.
54 (Found by Watson Ladd.)
Manuel Pégourié-Gonnard8c045ef2014-04-08 11:55:03 +020055 * The notAfter date of some certificates was no longer checked since 1.3.5.
56 This affects certificates in the user-supplied chain except the top
57 certificate. If the user-supplied chain contains only one certificates,
58 it is not affected (ie, its notAfter date is properly checked).
Paul Bakker4224bc02014-04-08 14:36:50 +020059 * Prevent potential NULL pointer dereference in ssl_read_record() (found by
60 TrustInSoft)
Manuel Pégourié-Gonnarddd75c312014-03-31 11:55:42 +020061
Manuel Pégourié-Gonnard969ccc62014-03-26 19:53:25 +010062Bugfix
63 * The length of various ClientKeyExchange messages was not properly checked.
Manuel Pégourié-Gonnard6b0d2682014-03-25 11:24:43 +010064 * Some example server programs were not sending the close_notify alert.
Paul Bakker75a28602014-03-31 12:08:17 +020065 * Potential memory leak in mpi_exp_mod() when error occurs during
66 calculation of RR.
Manuel Pégourié-Gonnard74bc68a2014-04-02 13:20:00 +020067 * Fixed malloc/free default #define in platform.c (found by Gergely Budai).
Manuel Pégourié-Gonnarde4421112014-04-02 13:50:05 +020068 * Fixed type which made POLARSSL_ENTROPY_FORCE_SHA256 uneffective (found by
69 Gergely Budai).
Manuel Pégourié-Gonnard887aa5b2014-04-04 13:57:20 +020070 * Fix #include path in ecdsa.h which wasn't accepted by some compilers.
71 (found by Gergely Budai)
Shuo Chen95a0d112014-04-04 21:04:40 -070072 * Fix compile errors when POLARSSL_ERROR_STRERROR_BC is undefined (found by
73 Shuo Chen).
Manuel Pégourié-Gonnard7afdb882014-03-28 16:06:35 +010074 * oid_get_numeric_string() used to truncate the output without returning an
75 error if the output buffer was just 1 byte too small.
Manuel Pégourié-Gonnard3fec2202014-03-29 16:42:38 +010076 * dhm_parse_dhm() (hence dhm_parse_dhmfile()) did not set dhm->len.
Manuel Pégourié-Gonnard01488752014-04-03 22:09:18 +020077 * Calling pk_debug() on an RSA-alt key would segfault.
78 * pk_get_size() and pk_get_len() were off by a factor 8 for RSA-alt keys.
Paul Bakker16300582014-04-11 13:28:43 +020079 * Potential buffer overwrite in pem_write_buffer() because of low length
80 indication (found by Thijs Alkemade)
Manuel Pégourié-Gonnard78848372014-04-10 17:45:07 +020081 * EC curves constants, which should be only in ROM since 1.3.3, were also
82 stored in RAM due to missing 'const's (found by Gergely Budai).
Manuel Pégourié-Gonnard969ccc62014-03-26 19:53:25 +010083
Paul Bakker96d52652014-03-26 16:55:50 +010084= PolarSSL 1.3.5 released on 2014-03-26
Paul Bakker5fb8efe2014-02-05 15:54:34 +010085Features
86 * HMAC-DRBG as a separate module
Manuel Pégourié-Gonnard84c30c72014-02-26 17:38:55 +010087 * Option to set the Curve preference order (disabled by default)
Paul Bakker6a28e722014-02-06 13:41:55 +010088 * Single Platform compatilibity layer (for memory / printf / fprintf)
Paul Bakkerf2561b32014-02-06 15:11:55 +010089 * Ability to provide alternate timing implementation
Paul Bakker2ceda572014-02-06 15:55:25 +010090 * Ability to force the entropy module to use SHA-256 as its basis
91 (POLARSSL_ENTROPY_FORCE_SHA256)
Paul Bakker6a8e7f82014-03-17 13:45:06 +010092 * Testing script ssl-opt.sh added for testing 'live' ssl option
93 interoperability against OpenSSL and PolarSSL
Manuel Pégourié-Gonnard86b400f2014-03-19 16:55:29 +010094 * Support for reading EC keys that use SpecifiedECDomain in some cases.
Paul Bakker66ff70d2014-03-26 11:54:05 +010095 * Entropy module now supports seed writing and reading
Paul Bakker6a28e722014-02-06 13:41:55 +010096
97Changes
98 * Deprecated the Memory layer
Paul Bakker47703a02014-02-06 15:01:20 +010099 * entropy_add_source(), entropy_update_manual() and entropy_gather()
100 now thread-safe if POLARSSL_THREADING_C defined
Manuel Pégourié-Gonnard14ed1a22014-03-11 10:16:25 +0100101 * Improvements to the CMake build system, contributed by Julian Ospald.
Manuel Pégourié-Gonnardbb8661e2014-03-14 09:21:20 +0100102 * Work around a bug of the version of Clang shipped by Apple with Mavericks
103 that prevented bignum.c from compiling. (Reported by Rafael Baptista.)
Paul Bakker6a8e7f82014-03-17 13:45:06 +0100104 * Revamped the compat.sh interoperatibility script to include support for
105 testing against GnuTLS
Manuel Pégourié-Gonnard7a2aba82014-03-25 16:37:27 +0100106 * Deprecated ssl_set_own_cert_rsa() and ssl_set_own_cert_rsa_alt()
Paul Bakker674e0b02014-03-26 13:26:52 +0100107 * Improvements to tests/Makefile, contributed by Oden Eriksson.
Paul Bakker5fb8efe2014-02-05 15:54:34 +0100108
Manuel Pégourié-Gonnard796c6f32014-03-10 09:34:49 +0100109Security
110 * Forbid change of server certificate during renegotiation to prevent
Manuel Pégourié-Gonnardb2bf5a12014-03-25 16:28:12 +0100111 "triple handshake" attack when authentication mode is 'optional' (the
Manuel Pégourié-Gonnard796c6f32014-03-10 09:34:49 +0100112 attack was already impossible when authentication is required).
Manuel Pégourié-Gonnard95337652014-03-10 13:15:18 +0100113 * Check notBefore timestamp of certificates and CRLs from the future.
Manuel Pégourié-Gonnard83cdffc2014-03-10 21:20:29 +0100114 * Forbid sequence number wrapping
Manuel Pégourié-Gonnard7a2aba82014-03-25 16:37:27 +0100115 * Fixed possible buffer overflow with overlong PSK
Paul Bakker91c61bc2014-03-26 14:06:55 +0100116 * Possible remotely-triggered out-of-bounds memory access fixed (found by
117 TrustInSoft)
Manuel Pégourié-Gonnard796c6f32014-03-10 09:34:49 +0100118
Manuel Pégourié-Gonnard6e8e34d2014-01-28 19:30:56 +0100119Bugfix
120 * ecp_gen_keypair() does more tries to prevent failure because of
121 statistics
Manuel Pégourié-Gonnard7a2aba82014-03-25 16:37:27 +0100122 * Fixed bug in RSA PKCS#1 v1.5 "reversed" operations
Paul Bakkercd6d69a2014-02-06 15:43:21 +0100123 * Fixed testing with out-of-source builds using cmake
Manuel Pégourié-Gonnard6b1e2072014-02-12 10:14:54 +0100124 * Fixed version-major intolerance in server
Paul Bakker3d52ab72014-03-07 10:33:55 +0100125 * Fixed CMake symlinking on out-of-source builds
Manuel Pégourié-Gonnard29dcc0b2014-03-10 11:32:07 +0100126 * Fixed dependency issues in test suite
Manuel Pégourié-Gonnard844a4c02014-03-10 21:55:35 +0100127 * Programs rsa_sign_pss and rsa_verify_pss were not using PSS since 1.3.0
Alex Wilson73491422014-03-06 00:04:09 +1000128 * Bignum's MIPS-32 assembly was used on MIPS-64, causing chaos. (Found by
129 Alex Wilson.)
Manuel Pégourié-Gonnard84c30c72014-02-26 17:38:55 +0100130 * ssl_cache was creating entries when max_entries=0 if TIMING_C was enabled.
131 * m_sleep() was sleeping twice too long on most Unix platforms.
Manuel Pégourié-Gonnard145dfcb2014-02-26 14:23:33 +0100132 * Fixed bug with session tickets and non-blocking I/O in the unlikely case
Paul Bakkerb0695ce2014-03-17 13:42:23 +0100133 send() would return an EAGAIN error when sending the ticket.
Manuel Pégourié-Gonnard84c30c72014-02-26 17:38:55 +0100134 * ssl_cache was leaking memory when reusing a timed out entry containing a
Paul Bakkerb0695ce2014-03-17 13:42:23 +0100135 client certificate.
Manuel Pégourié-Gonnardd701c9a2014-02-26 17:54:07 +0100136 * ssl_srv was leaking memory when client presented a timed out ticket
Paul Bakkerb0695ce2014-03-17 13:42:23 +0100137 containing a client certificate
Paul Bakker3d6504a2014-03-17 13:41:51 +0100138 * ssl_init() was leaving a dirty pointer in ssl_context if malloc of
139 out_ctr failed
Paul Bakker77f4f392014-03-26 15:28:55 +0100140 * ssl_handshake_init() was leaving dirty pointers in subcontexts if malloc
141 of one of them failed
Manuel Pégourié-Gonnardfdddac92014-03-25 15:58:35 +0100142 * Fix typo in rsa_copy() that impacted PKCS#1 v2 contexts
Paul Bakker5fff23b2014-03-26 15:34:54 +0100143 * x509_get_current_time() uses localtime_r() to prevent thread issues
Manuel Pégourié-Gonnard6e8e34d2014-01-28 19:30:56 +0100144
Paul Bakker2aca2412014-01-27 11:49:46 +0100145= PolarSSL 1.3.4 released on 2014-01-27
Paul Bakker3eb96732014-01-22 13:08:19 +0100146Features
Paul Bakker0ac99ca2014-01-22 13:08:44 +0100147 * Support for the Koblitz curves: secp192k1, secp224k1, secp256k1
Paul Bakker5862eee2014-01-22 14:18:03 +0100148 * Support for RIPEMD-160
Paul Bakker556efba2014-01-24 15:38:12 +0100149 * Support for AES CFB8 mode
Paul Bakkere6c2ddb2014-01-27 11:47:15 +0100150 * Support for deterministic ECDSA (RFC 6979)
Paul Bakker3eb96732014-01-22 13:08:19 +0100151
152Bugfix
153 * Potential memory leak in bignum_selftest()
154 * Replaced expired test certificate
Paul Bakkerd75ba402014-01-24 16:11:17 +0100155 * ssl_mail_client now terminates lines with CRLF, instead of LF
Paul Bakkerb84582b2014-01-27 12:23:43 +0100156 * net module handles timeouts on blocking sockets better (found by Tilman
157 Sauerbeck)
Paul Bakker2cb1a0c2014-01-27 13:36:23 +0100158 * Assembly format fixes in bn_mul.h
159
160Security
Paul Bakkerb84582b2014-01-27 12:23:43 +0100161 * Missing MPI_CHK calls added around unguarded mpi calls (found by
162 TrustInSoft)
Paul Bakker3eb96732014-01-22 13:08:19 +0100163
Paul Bakker5bc07a32013-12-31 10:57:44 +0100164= PolarSSL 1.3.3 released on 2013-12-31
Paul Bakker014f1432013-12-02 14:54:01 +0100165Features
166 * EC key generation support in gen_key app
Paul Bakker9dc53a92013-12-02 14:55:28 +0100167 * Support for adhering to client ciphersuite order preference
168 (POLARSSL_SSL_SRV_RESPECT_CLIENT_PREFERENCE)
Paul Bakker48d78a52013-12-05 16:11:38 +0100169 * Support for Curve25519
Paul Bakkerfdf94692013-12-17 13:09:31 +0100170 * Support for ECDH-RSA and ECDH-ECDSA key exchanges and ciphersuites
Paul Bakker5a607d22013-12-17 14:33:42 +0100171 * Support for IPv6 in the NET module
Paul Bakker23116fd2013-12-30 14:09:47 +0100172 * AES-NI support for AES, AES-GCM and AES key scheduling
Paul Bakkerf9c49532013-12-19 15:40:58 +0100173 * SSL Pthread-based server example added (ssl_pthread_server)
Paul Bakker014f1432013-12-02 14:54:01 +0100174
Paul Bakker7aa03752013-11-26 17:37:31 +0100175Changes
176 * gen_prime() speedup
177 * Speedup of ECP multiplication operation
178 * Relaxed some SHA2 ciphersuite's version requirements
Paul Bakkerc3d0d072013-12-02 14:50:49 +0100179 * Dropped use of readdir_r() instead of readdir() with threading support
Paul Bakker4040d7e2013-12-02 14:52:57 +0100180 * More constant-time checks in the RSA module
Paul Bakkerb14817d2013-12-02 22:03:23 +0100181 * Split off curves from ecp.c into ecp_curves.c
Paul Bakker5ab68ba2013-12-17 13:10:48 +0100182 * Curves are now stored fully in ROM
Paul Bakkerc7387912013-12-31 10:32:50 +0100183 * Memory usage optimizations in ECP module
Paul Bakkera8fd3e32013-12-31 11:54:08 +0100184 * Removed POLARSSL_THREADING_DUMMY
Paul Bakker7aa03752013-11-26 17:37:31 +0100185
Paul Bakkerf2b4d862013-11-20 17:23:53 +0100186Bugfix
Manuel Pégourié-Gonnard9a4a5ac2013-12-04 18:05:29 +0100187 * Fixed bug in mpi_set_bit() on platforms where t_uint is wider than int
Paul Bakkerf2b4d862013-11-20 17:23:53 +0100188 * Fixed X.509 hostname comparison (with non-regular characters)
Paul Bakkera9a028e2013-11-21 17:31:06 +0100189 * SSL now gracefully handles missing RNG
Paul Bakker7aa03752013-11-26 17:37:31 +0100190 * Missing defines / cases for RSA_PSK key exchange
191 * crypt_and_hash app checks MAC before final decryption
Paul Bakker6f0636a2013-12-16 15:24:05 +0100192 * Potential memory leak in ssl_ticket_keys_init()
Paul Bakkerf70fe812013-12-16 16:43:10 +0100193 * Memory leak in benchmark application
Paul Bakker1a56fc92013-12-19 13:51:24 +0100194 * Fixed x509_crt_parse_path() bug on Windows platforms
Paul Bakker6ea1a952013-12-31 11:16:03 +0100195 * Added missing MPI_CHK() around some statements in mpi_div_mpi() (found by
196 TrustInSoft)
Paul Bakker6992eb72013-12-31 11:35:16 +0100197 * Fixed potential overflow in certificate size verification in
198 ssl_write_certificate() (found by TrustInSoft)
Paul Bakkerf2b4d862013-11-20 17:23:53 +0100199
Paul Bakker956c9e02013-12-19 14:42:28 +0100200Security
201 * Possible remotely-triggered out-of-bounds memory access fixed (found by
202 TrustInSoft)
203
Paul Bakkerf4dc1862013-11-04 17:29:42 +0100204= PolarSSL 1.3.2 released on 2013-11-04
Paul Bakker08bb1872013-10-28 14:03:26 +0100205Features
206 * PK tests added to test framework
Paul Bakker3f917e22013-10-28 14:16:59 +0100207 * Added optional optimization for NIST MODP curves (POLARSSL_ECP_NIST_OPTIM)
Paul Bakker16421222013-10-28 14:37:09 +0100208 * Support for Camellia-GCM mode and ciphersuites
Paul Bakker08bb1872013-10-28 14:03:26 +0100209
Paul Bakker7bc745b2013-10-28 14:39:49 +0100210Changes
211 * Padding checks in cipher layer are now constant-time
Paul Bakkere1121b62013-10-31 14:37:37 +0100212 * Value comparisons in SSL layer are now constant-time
Paul Bakker7b0be682013-10-29 14:24:37 +0100213 * Support for serialNumber, postalAddress and postalCode in X509 names
Paul Bakkere1121b62013-10-31 14:37:37 +0100214 * SSL Renegotiation was refactored
Paul Bakker7bc745b2013-10-28 14:39:49 +0100215
Paul Bakker677377f2013-10-28 12:54:26 +0100216Bugfix
Paul Bakker16421222013-10-28 14:37:09 +0100217 * More stringent checks in cipher layer
Paul Bakker677377f2013-10-28 12:54:26 +0100218 * Server does not send out extensions not advertised by client
Paul Bakker45a2c8d2013-10-28 12:57:08 +0100219 * Prevent possible alignment warnings on casting from char * to 'aligned *'
Paul Bakker68037da2013-10-28 14:02:40 +0100220 * Misc fixes and additions to dependency checks
Paul Bakker50dc8502013-10-28 21:19:10 +0100221 * Const correctness
Paul Bakker93c6aa42013-10-28 22:28:09 +0100222 * cert_write with selfsign should use issuer_name as subject_name
Manuel Pégourié-Gonnard178d9ba2013-10-29 10:45:28 +0100223 * Fix ECDSA corner case: missing reduction mod N (found by DualTachyon)
Paul Bakkerfa6a6202013-10-28 18:48:30 +0100224 * Defines to handle UEFI environment under MSVC
Paul Bakkere1121b62013-10-31 14:37:37 +0100225 * Server-side initiated renegotiations send HelloRequest
Paul Bakker677377f2013-10-28 12:54:26 +0100226
Paul Bakker5c17ccd2013-10-15 13:12:41 +0200227= PolarSSL 1.3.1 released on 2013-10-15
Paul Bakkerb799dec2013-10-11 10:03:27 +0200228Features
229 * Support for Brainpool curves and TLS ciphersuites (RFC 7027)
Paul Bakker376e8152013-10-15 12:44:23 +0200230 * Support for ECDHE-PSK key-exchange and ciphersuites
Paul Bakkerf34673e2013-10-15 12:46:17 +0200231 * Support for RSA-PSK key-exchange and ciphersuites
Paul Bakkerb799dec2013-10-11 10:03:27 +0200232
Paul Bakkerddba8822013-10-11 09:21:56 +0200233Changes
234 * RSA blinding locks for a smaller amount of time
Paul Bakker16770332013-10-11 09:59:44 +0200235 * TLS compression only allocates working buffer once
Paul Bakkerbe089b02013-10-14 15:51:50 +0200236 * Introduced POLARSSL_HAVE_READDIR_R for systems without it
Paul Bakkera7ea6a52013-10-15 11:55:10 +0200237 * config.h is more script-friendly
Paul Bakkerddba8822013-10-11 09:21:56 +0200238
239Bugfix
240 * Missing MSVC defines added
241 * Compile errors with POLARSSL_RSA_NO_CRT
242 * Header files with 'polarssl/'
Paul Bakkerfcc17212013-10-11 09:36:52 +0200243 * Const correctness
Paul Bakkerd61cc3b2013-10-11 09:38:49 +0200244 * Possible naming collision in dhm_context
Paul Bakker4aa40d42013-10-11 10:49:24 +0200245 * Better support for MSVC
Paul Bakkerb7c13122013-10-11 10:51:32 +0200246 * threading_set_alt() name
Paul Bakker5191e922013-10-11 10:54:28 +0200247 * Added missing x509write_crt_set_version()
Paul Bakkerddba8822013-10-11 09:21:56 +0200248
Paul Bakker5c17ccd2013-10-15 13:12:41 +0200249= PolarSSL 1.3.0 released on 2013-10-01
Paul Bakker41c83d32013-03-20 14:39:14 +0100250Features
251 * Elliptic Curve Cryptography module added
252 * Elliptic Curve Diffie Hellman module added
253 * Ephemeral Elliptic Curve Diffie Hellman support for SSL/TLS
254 (ECDHE-based ciphersuites)
Paul Bakkerc8676782013-08-28 12:15:11 +0200255 * Ephemeral Elliptic Curve Digital Signature Algorithm support for SSL/TLS
256 (ECDSA-based ciphersuites)
Paul Bakker8f4ddae2013-04-15 15:09:54 +0200257 * Ability to specify allowed ciphersuites based on the protocol version.
Paul Bakkerb91c2b52013-04-19 16:05:16 +0200258 * PSK and DHE-PSK based ciphersuites added
Paul Bakker6e339b52013-07-03 13:37:05 +0200259 * Memory allocation abstraction layer added
260 * Buffer-based memory allocator added (no malloc() / free() / HEAP usage)
Paul Bakker2466d932013-09-28 14:40:38 +0200261 * Threading abstraction layer added (dummy / pthread / alternate)
Paul Bakker5ad403f2013-09-18 21:21:30 +0200262 * Public Key abstraction layer added
Paul Bakkerf85778e2013-07-19 14:55:25 +0200263 * Parsing Elliptic Curve keys
264 * Parsing Elliptic Curve certificates
265 * Support for max_fragment_length extension (RFC 6066)
266 * Support for truncated_hmac extension (RFC 6066)
Paul Bakkerda4d1c32013-08-14 12:24:34 +0200267 * Support for zeros-and-length (ANSI X.923) padding, one-and-zeros
268 (ISO/IEC 7816-4) padding and zero padding in the cipher layer
Paul Bakker936539a2013-08-14 13:49:20 +0200269 * Support for session tickets (RFC 5077)
Paul Bakkerca174fe2013-08-28 16:31:30 +0200270 * Certificate Request (CSR) generation with extensions (key_usage,
271 ns_cert_type)
Paul Bakker7fb4a792013-09-12 12:00:52 +0200272 * X509 Certificate writing with extensions (basic_constraints,
273 issuer_key_identifier, etc)
Paul Bakker6ec34fb2013-09-10 14:53:46 +0200274 * Optional blinding for RSA, DHM and EC
Paul Bakker8b817dc2013-09-25 18:03:58 +0200275 * Support for multiple active certificate / key pairs in SSL servers for
276 the same host (Not to be confused with SNI!)
Paul Bakker41c83d32013-03-20 14:39:14 +0100277
Paul Bakker9b5798d2013-03-13 13:53:00 +0100278Changes
Paul Bakkerd2f068e2013-08-27 21:19:20 +0200279 * Ability to enable / disable SSL v3 / TLS 1.0 / TLS 1.1 / TLS 1.2
280 individually
Paul Bakker68884e32013-01-07 18:20:04 +0100281 * Introduced separate SSL Ciphersuites module that is based on
282 Cipher and MD information
Paul Bakker9b5798d2013-03-13 13:53:00 +0100283 * Internals for SSL module adapted to have separate IV pointer that is
284 dynamically set (Better support for hardware acceleration)
Paul Bakkerc70b9822013-04-07 22:00:46 +0200285 * Moved all OID functionality to a separate module. RSA function
286 prototypes for the RSA sign and verify functions changed as a result
Paul Bakkerb9d3cfa2013-06-26 15:07:16 +0200287 * Split up the GCM module into a starts/update/finish cycle
Paul Bakker2fbefde2013-06-29 16:01:15 +0200288 * Client and server now filter sent and accepted ciphersuites on minimum
289 and maximum protocol version
Paul Bakker0be444a2013-08-27 21:55:01 +0200290 * Ability to disable server_name extension (RFC 6066)
Paul Bakkere2ab84f2013-06-29 18:24:32 +0200291 * Renamed error_strerror() to the less conflicting polarssl_strerror()
292 (Ability to keep old as well with POLARSSL_ERROR_STRERROR_BC)
Paul Bakker9e36f042013-06-30 14:34:05 +0200293 * SHA2 renamed to SHA256, SHA4 renamed to SHA512 and functions accordingly
Paul Bakker548957d2013-08-30 10:30:02 +0200294 * All RSA operations require a random generator for blinding purposes
Paul Bakker45f21c72013-09-18 15:33:49 +0200295 * X509 core refactored
296 * x509_crt_verify() now case insensitive for cn (RFC 6125 6.4)
Paul Bakker5ad403f2013-09-18 21:21:30 +0200297 * Also compiles / runs without time-based functions (!POLARSSL_HAVE_TIME)
Paul Bakkerc27c4e22013-09-23 15:01:36 +0200298 * Support faulty X509 v1 certificates with extensions
299 (POLARSSL_X509_ALLOW_EXTENSIONS_NON_V3)
Paul Bakker9b5798d2013-03-13 13:53:00 +0100300
Paul Bakkereff2e6d2013-04-11 17:13:22 +0200301Bugfix
Paul Bakker73d44312013-05-22 13:56:26 +0200302 * Fixed parse error in ssl_parse_certificate_request()
Paul Bakkerabf2f8f2013-06-30 14:57:46 +0200303 * zlib compression/decompression skipped on empty blocks
Paul Bakker1e6a1752013-07-26 14:10:22 +0200304 * Support for AIX header locations in net.c module
Paul Bakker003dbad2013-09-09 17:26:14 +0200305 * Fixed file descriptor leaks
Paul Bakkereff2e6d2013-04-11 17:13:22 +0200306
Paul Bakkeraab30c12013-08-30 11:00:25 +0200307Security
308 * RSA blinding on CRT operations to counter timing attacks
309 (found by Cyril Arnaud and Pierre-Alain Fouque)
310
Paul Bakker3a2c0562013-10-07 16:22:05 +0200311= Version 1.2.10 released 2013-10-07
312Changes
313 * Changed RSA blinding to a slower but thread-safe version
314
315Bugfix
316 * Fixed memory leak in RSA as a result of introduction of blinding
317 * Fixed ssl_pkcs11_decrypt() prototype
318 * Fixed MSVC project files
319
Paul Bakkerd93d28e2013-10-01 10:12:42 +0200320= Version 1.2.9 released 2013-10-01
Paul Bakkerc13aab12013-09-26 10:12:19 +0200321Changes
322 * x509_verify() now case insensitive for cn (RFC 6125 6.4)
323
324Bugfix
325 * Fixed potential memory leak when failing to resume a session
326 * Fixed potential file descriptor leaks (found by Remi Gacogne)
327 * Minor fixes
328
329Security
330 * Fixed potential heap buffer overflow on large hostname setting
331 * Fixed potential negative value misinterpretation in load_file()
332 * RSA blinding on CRT operations to counter timing attacks
333 (found by Cyril Arnaud and Pierre-Alain Fouque)
334
Paul Bakkerde656232013-06-24 19:07:34 +0200335= Version 1.2.8 released 2013-06-19
336Features
337 * Parsing of PKCS#8 encrypted private key files
338 * PKCS#12 PBE and derivation functions
339 * Centralized module option values in config.h to allow user-defined
340 settings without editing header files by using POLARSSL_CONFIG_OPTIONS
341
342Changes
343 * HAVEGE random generator disabled by default
344 * Internally split up x509parse_key() into a (PEM) handler function
345 and specific DER parser functions for the PKCS#1 and unencrypted
346 PKCS#8 private key formats
347 * Added mechanism to provide alternative implementations for all
348 symmetric cipher and hash algorithms (e.g. POLARSSL_AES_ALT in
349 config.h)
350 * PKCS#5 module added. Moved PBKDF2 functionality inside and deprecated
351 old PBKDF2 module
352
353Bugfix
354 * Secure renegotiation extension should only be sent in case client
355 supports secure renegotiation
356 * Fixed offset for cert_type list in ssl_parse_certificate_request()
357 * Fixed const correctness issues that have no impact on the ABI
358 * x509parse_crt() now better handles PEM error situations
359 * ssl_parse_certificate() now calls x509parse_crt_der() directly
360 instead of the x509parse_crt() wrapper that can also parse PEM
361 certificates
362 * x509parse_crtpath() is now reentrant and uses more portable stat()
363 * Fixed bignum.c and bn_mul.h to support Thumb2 and LLVM compiler
364 * Fixed values for 2-key Triple DES in cipher layer
365 * ssl_write_certificate_request() can handle empty ca_chain
366
367Security
368 * A possible DoS during the SSL Handshake, due to faulty parsing of
369 PEM-encoded certificates has been fixed (found by Jack Lloyd)
370
371= Version 1.2.7 released 2013-04-13
372Features
373 * Ability to specify allowed ciphersuites based on the protocol version.
374
375Changes
376 * Default Blowfish keysize is now 128-bits
377 * Test suites made smaller to accommodate Raspberry Pi
378
379Bugfix
380 * Fix for MPI assembly for ARM
381 * GCM adapted to support sizes > 2^29
382
Paul Bakker90f042d2013-03-11 11:38:44 +0100383= Version 1.2.6 released 2013-03-11
Paul Bakkerc0463502013-02-14 11:19:38 +0100384Bugfix
385 * Fixed memory leak in ssl_free() and ssl_reset() for active session
Paul Bakker3d2dc0f2013-02-27 14:52:37 +0100386 * Corrected GCM counter incrementation to use only 32-bits instead of
387 128-bits (found by Yawning Angel)
Paul Bakkere3e4a592013-02-28 10:20:53 +0100388 * Fixes for 64-bit compilation with MS Visual Studio
Paul Bakker37286a52013-03-06 16:55:11 +0100389 * Fixed net_bind() for specified IP addresses on little endian systems
Paul Bakkerfb1cbd32013-03-06 18:14:52 +0100390 * Fixed assembly code for ARM (Thumb and regular) for some compilers
Paul Bakkerc0463502013-02-14 11:19:38 +0100391
Paul Bakkerb3869132013-02-28 17:21:01 +0100392Changes
393 * Internally split up rsa_pkcs1_encrypt(), rsa_pkcs1_decrypt(),
394 rsa_pkcs1_sign() and rsa_pkcs1_verify() to separate PKCS#1 v1.5 and
395 PKCS#1 v2.1 functions
Paul Bakkera43231c2013-02-28 17:33:49 +0100396 * Added support for custom labels when using rsa_rsaes_oaep_encrypt()
397 or rsa_rsaes_oaep_decrypt()
Paul Bakker78a8c712013-03-06 17:01:52 +0100398 * Re-added handling for SSLv2 Client Hello when the define
399 POLARSSL_SSL_SRV_SUPPORT_SSLV2_CLIENT_HELLO is set
Paul Bakkere81beda2013-03-06 17:40:46 +0100400 * The SSL session cache module (ssl_cache) now also retains peer_cert
401 information (not the entire chain)
Paul Bakkerb3869132013-02-28 17:21:01 +0100402
Paul Bakkere47b34b2013-02-27 14:48:00 +0100403Security
404 * Removed further timing differences during SSL message decryption in
405 ssl_decrypt_buf()
Paul Bakker8804f692013-02-28 18:06:26 +0100406 * Removed timing differences due to bad padding from
407 rsa_rsaes_pkcs1_v15_decrypt() and rsa_pkcs1_decrypt() for PKCS#1 v1.5
408 operations
Paul Bakkere47b34b2013-02-27 14:48:00 +0100409
Paul Bakkerc7a2da42013-02-02 19:23:57 +0100410= Version 1.2.5 released 2013-02-02
Paul Bakker8fe40dc2013-02-02 12:43:08 +0100411Changes
412 * Allow enabling of dummy error_strerror() to support some use-cases
Paul Bakkerd66f0702013-01-31 16:57:45 +0100413 * Debug messages about padding errors during SSL message decryption are
414 disabled by default and can be enabled with POLARSSL_SSL_DEBUG_ALL
Paul Bakker40865c82013-01-31 17:13:13 +0100415 * Sending of security-relevant alert messages that do not break
416 interoperability can be switched on/off with the flag
Paul Bakkera35aa542013-03-06 17:06:21 +0100417 POLARSSL_SSL_ALL_ALERT_MESSAGES
Paul Bakker8fe40dc2013-02-02 12:43:08 +0100418
Paul Bakker45829992013-01-03 14:52:21 +0100419Security
420 * Removed timing differences during SSL message decryption in
421 ssl_decrypt_buf() due to badly formatted padding
422
Paul Bakker14c56a32013-01-25 17:11:37 +0100423= Version 1.2.4 released 2013-01-25
Paul Bakker1961b702013-01-25 14:49:24 +0100424Changes
Paul Bakker68884e32013-01-07 18:20:04 +0100425 * More advanced SSL ciphersuite representation and moved to more dynamic
426 SSL core
Paul Bakker1961b702013-01-25 14:49:24 +0100427 * Added ssl_handshake_step() to allow single stepping the handshake process
428
Paul Bakker40628ba2013-01-03 10:50:31 +0100429Bugfix
430 * Memory leak when using RSA_PKCS_V21 operations fixed
Paul Bakker21dca692013-01-03 11:41:08 +0100431 * Handle future version properly in ssl_write_certificate_request()
Paul Bakker9c94cdd2013-01-22 13:45:33 +0100432 * Correctly handle CertificateRequest message in client for <= TLS 1.1
433 without DN list
Paul Bakker40628ba2013-01-03 10:50:31 +0100434
Paul Bakkerfb1ba782012-11-26 16:28:25 +0100435= Version 1.2.3 released 2012-11-26
436Bugfix
437 * Server not always sending correct CertificateRequest message
438
Paul Bakkerdf5069c2012-11-24 12:20:19 +0100439= Version 1.2.2 released 2012-11-24
Paul Bakkere667c982012-11-20 13:50:22 +0100440Changes
441 * Added p_hw_data to ssl_context for context specific hardware acceleration
442 data
Paul Bakkerdf5069c2012-11-24 12:20:19 +0100443 * During verify trust-CA is only checked for expiration and CRL presence
Paul Bakkere667c982012-11-20 13:50:22 +0100444
Paul Bakker7c90da92012-11-23 14:02:40 +0100445Bugfixes
Paul Bakkerdf5069c2012-11-24 12:20:19 +0100446 * Fixed client authentication compatibility
447 * Fixed dependency on POLARSSL_SHA4_C in SSL modules
Paul Bakker7c90da92012-11-23 14:02:40 +0100448
Paul Bakker14926332012-11-20 10:58:09 +0100449= Version 1.2.1 released 2012-11-20
Paul Bakker34d8dbc2012-11-14 12:11:38 +0000450Changes
451 * Depth that the certificate verify callback receives is now numbered
452 bottom-up (Peer cert depth is 0)
453
Paul Bakker7a2538e2012-11-02 10:59:36 +0000454Bugfixes
455 * Fixes for MSVC6
Paul Bakkerd9374b02012-11-02 11:02:58 +0000456 * Moved mpi_inv_mod() outside POLARSSL_GENPRIME
Paul Bakkerf02c5642012-11-13 10:25:21 +0000457 * Allow R and A to point to same mpi in mpi_div_mpi (found by Manuel
458 Pégourié-Gonnard)
Manuel Pégourié-Gonnarde44ec102012-11-17 12:42:51 +0100459 * Fixed possible segfault in mpi_shift_r() (found by Manuel
460 Pégourié-Gonnard)
Paul Bakker9daf0d02012-11-13 12:13:27 +0000461 * Added max length check for rsa_pkcs1_sign with PKCS#1 v2.1
Paul Bakker7a2538e2012-11-02 10:59:36 +0000462
Paul Bakkerc9c5df92012-10-31 13:55:27 +0000463= Version 1.2.0 released 2012-10-31
Paul Bakkerfab5c822012-02-06 16:45:10 +0000464Features
465 * Added support for NULL cipher (POLARSSL_CIPHER_NULL_CIPHER) and weak
466 ciphersuites (POLARSSL_ENABLE_WEAK_CIPHERSUITES). They are disabled by
467 default!
Paul Bakkera8cd2392012-02-11 16:09:32 +0000468 * Added support for wildcard certificates
469 * Added support for multi-domain certificates through the X509 Subject
470 Alternative Name extension
Paul Bakkerbdb912d2012-02-13 23:11:30 +0000471 * Added preliminary ASN.1 buffer writing support
472 * Added preliminary X509 Certificate Request writing support
473 * Added key_app_writer example application
474 * Added cert_req example application
Paul Bakker89e80c92012-03-20 13:50:09 +0000475 * Added base Galois Counter Mode (GCM) for AES
Paul Bakker48916f92012-09-16 19:57:18 +0000476 * Added TLS 1.2 support (RFC 5246)
Paul Bakkerca4ab492012-04-18 14:23:57 +0000477 * Added GCM suites to TLS 1.2 (RFC 5288)
Paul Bakker01cc3942012-05-08 08:36:15 +0000478 * Added commandline error code convertor (util/strerror)
Paul Bakker05ef8352012-05-08 09:17:57 +0000479 * Added support for Hardware Acceleration hooking in SSL/TLS
Paul Bakkere6ee41f2012-05-19 08:43:48 +0000480 * Added OpenSSL / PolarSSL compatibility script (tests/compat.sh) and
Paul Bakkerc9c5df92012-10-31 13:55:27 +0000481 example application (programs/ssl/o_p_test) (requires OpenSSL)
Paul Bakker8d914582012-06-04 12:46:42 +0000482 * Added X509 CA Path support
Paul Bakker4f9a7bb2012-07-02 08:36:36 +0000483 * Added Thumb assembly optimizations
Paul Bakker2770fbd2012-07-03 13:30:23 +0000484 * Added DEFLATE compression support as per RFC3749 (requires zlib)
Paul Bakker6132d0a2012-07-04 17:10:40 +0000485 * Added blowfish algorithm (Generic and cipher layer)
Paul Bakkerf518b162012-08-23 13:03:18 +0000486 * Added PKCS#5 PBKDF2 key derivation function
Paul Bakker48916f92012-09-16 19:57:18 +0000487 * Added Secure Renegotiation (RFC 5746)
Paul Bakker29b64762012-09-25 09:36:44 +0000488 * Added predefined DHM groups from RFC 5114
Paul Bakker0a597072012-09-25 21:55:46 +0000489 * Added simple SSL session cache implementation
Paul Bakker5701cdc2012-09-27 21:49:42 +0000490 * Added ServerName extension parsing (SNI) at server side
Paul Bakker1d29fb52012-09-28 13:28:45 +0000491 * Added option to add minimum accepted SSL/TLS protocol version
Paul Bakkerfab5c822012-02-06 16:45:10 +0000492
Paul Bakker1504af52012-02-11 16:17:43 +0000493Changes
494 * Removed redundant POLARSSL_DEBUG_MSG define
Paul Bakker048d04e2012-02-12 17:31:04 +0000495 * AES code only check for Padlock once
Paul Bakker6b906e52012-05-08 12:01:43 +0000496 * Fixed const-correctness mpi_get_bit()
497 * Documentation for mpi_lsb() and mpi_msb()
Paul Bakker186751d2012-05-08 13:16:14 +0000498 * Moved out_msg to out_hdr + 32 to support hardware acceleration
Paul Bakker4d2c1242012-05-10 14:12:46 +0000499 * Changed certificate verify behaviour to comply with RFC 6125 section 6.3
Paul Bakker5b377842012-05-16 07:57:36 +0000500 to not match CN if subjectAltName extension is present (Closes ticket #56)
Paul Bakker6132d0a2012-07-04 17:10:40 +0000501 * Cipher layer cipher_mode_t POLARSSL_MODE_CFB128 is renamed to
502 POLARSSL_MODE_CFB, to also handle different block size CFB modes.
Paul Bakkerec636f32012-09-09 19:17:02 +0000503 * Removed handling for SSLv2 Client Hello (as per RFC 5246 recommendation)
Paul Bakker0a597072012-09-25 21:55:46 +0000504 * Revamped session resumption handling
Paul Bakkereb2c6582012-09-27 19:15:01 +0000505 * Generalized external private key implementation handling (like PKCS#11)
506 in SSL/TLS
Paul Bakker915275b2012-09-28 07:10:55 +0000507 * Revamped x509_verify() and the SSL f_vrfy callback implementations
Paul Bakker5c2364c2012-10-01 14:41:15 +0000508 * Moved from unsigned long to fixed width uint32_t types throughout code
Paul Bakker645ce3a2012-10-31 12:32:41 +0000509 * Renamed ciphersuites naming scheme to IANA reserved names
Paul Bakker1504af52012-02-11 16:17:43 +0000510
Paul Bakker37824582012-03-22 14:10:22 +0000511Bugfix
Paul Bakker7beceb22012-03-22 14:19:49 +0000512 * Fixed handling error in mpi_cmp_mpi() on longer B values (found by
513 Hui Dong)
Paul Bakker430ffbe2012-05-01 08:14:20 +0000514 * Fixed potential heap corruption in x509_name allocation
Paul Bakker5b377842012-05-16 07:57:36 +0000515 * Fixed single RSA test that failed on Big Endian systems (Closes ticket #54)
Paul Bakkerf6198c12012-05-16 08:02:29 +0000516 * mpi_exp_mod() now correctly handles negative base numbers (Closes ticket
517 #52)
Paul Bakkere6ee41f2012-05-19 08:43:48 +0000518 * Handle encryption with private key and decryption with public key as per
519 RFC 2313
Paul Bakkercefb3962012-06-27 11:51:09 +0000520 * Handle empty certificate subject names
Paul Bakker535e97d2012-08-23 10:49:55 +0000521 * Prevent reading over buffer boundaries on X509 certificate parsing
Paul Bakkerd4c2bd72012-09-16 21:35:30 +0000522 * mpi_add_abs() now correctly handles adding short numbers to long numbers
Paul Bakker995a2152012-09-25 08:19:56 +0000523 with carry rollover (found by Ruslan Yushchenko)
Paul Bakkerb00ca422012-09-25 12:10:00 +0000524 * Handle existence of OpenSSL Trust Extensions at end of X.509 DER blob
Paul Bakker4f024b72012-10-30 07:29:57 +0000525 * Fixed MPI assembly for SPARC64 platform
Paul Bakker37824582012-03-22 14:10:22 +0000526
Paul Bakker452d5322012-04-05 12:07:34 +0000527Security
Paul Bakker3c16db92012-07-05 13:58:08 +0000528 * Fixed potential memory zeroization on miscrafted RSA key (found by Eloi
529 Vanderbeken)
Paul Bakker452d5322012-04-05 12:07:34 +0000530
Paul Bakkerd93d28e2013-10-01 10:12:42 +0200531= Version 1.1.8 released on 2013-10-01
Paul Bakkerc13aab12013-09-26 10:12:19 +0200532Bugfix
533 * Fixed potential memory leak when failing to resume a session
534 * Fixed potential file descriptor leaks
535
536Security
537 * Potential buffer-overflow for ssl_read_record() (independently found by
538 both TrustInSoft and Paul Brodeur of Leviathan Security Group)
539 * Potential negative value misinterpretation in load_file()
540 * Potential heap buffer overflow on large hostname setting
541
Paul Bakker248fff52013-06-24 19:08:50 +0200542= Version 1.1.7 released on 2013-06-19
543Changes
544 * HAVEGE random generator disabled by default
545
546Bugfix
547 * x509parse_crt() now better handles PEM error situations
548 * ssl_parse_certificate() now calls x509parse_crt_der() directly
549 instead of the x509parse_crt() wrapper that can also parse PEM
550 certificates
551 * Fixed values for 2-key Triple DES in cipher layer
552 * ssl_write_certificate_request() can handle empty ca_chain
553
554Security
555 * A possible DoS during the SSL Handshake, due to faulty parsing of
556 PEM-encoded certificates has been fixed (found by Jack Lloyd)
557
558= Version 1.1.6 released on 2013-03-11
559Bugfix
560 * Fixed net_bind() for specified IP addresses on little endian systems
561
562Changes
563 * Allow enabling of dummy error_strerror() to support some use-cases
564 * Debug messages about padding errors during SSL message decryption are
565 disabled by default and can be enabled with POLARSSL_SSL_DEBUG_ALL
566
567Security
568 * Removed timing differences during SSL message decryption in
569 ssl_decrypt_buf()
570 * Removed timing differences due to bad padding from
571 rsa_rsaes_pkcs1_v15_decrypt() and rsa_pkcs1_decrypt() for PKCS#1 v1.5
572 operations
573
Paul Bakker9d2bb652013-01-25 16:07:49 +0100574= Version 1.1.5 released on 2013-01-16
575Bugfix
576 * Fixed MPI assembly for SPARC64 platform
577 * Handle existence of OpenSSL Trust Extensions at end of X.509 DER blob
578 * mpi_add_abs() now correctly handles adding short numbers to long numbers
579 with carry rollover
580 * Moved mpi_inv_mod() outside POLARSSL_GENPRIME
581 * Prevent reading over buffer boundaries on X509 certificate parsing
582 * mpi_exp_mod() now correctly handles negative base numbers (Closes ticket
583 #52)
584 * Fixed possible segfault in mpi_shift_r() (found by Manuel
585 Pégourié-Gonnard)
586 * Allow R and A to point to same mpi in mpi_div_mpi (found by Manuel
587 Pégourié-Gonnard)
588 * Added max length check for rsa_pkcs1_sign with PKCS#1 v2.1
589 * Memory leak when using RSA_PKCS_V21 operations fixed
590 * Handle encryption with private key and decryption with public key as per
591 RFC 2313
592 * Fixes for MSVC6
593
594Security
595 * Fixed potential memory zeroization on miscrafted RSA key (found by Eloi
596 Vanderbeken)
597
Paul Bakkerd5834bb2012-10-02 14:38:56 +0000598= Version 1.1.4 released on 2012-05-31
599Bugfix
600 * Correctly handle empty SSL/TLS packets (Found by James Yonan)
601 * Fixed potential heap corruption in x509_name allocation
602 * Fixed single RSA test that failed on Big Endian systems (Closes ticket #54)
603
Paul Bakkerfad38932012-05-08 09:04:04 +0000604= Version 1.1.3 released on 2012-04-29
605Bugfix
606 * Fixed random MPI generation to not generate more size than requested.
607
608= Version 1.1.2 released on 2012-04-26
609Bugfix
610 * Fixed handling error in mpi_cmp_mpi() on longer B values (found by
611 Hui Dong)
612
613Security
614 * Fixed potential memory corruption on miscrafted client messages (found by
615 Frama-C team at CEA LIST)
616 * Fixed generation of DHM parameters to correct length (found by Ruslan
617 Yushchenko)
618
Paul Bakker99955bf2012-01-23 09:31:41 +0000619= Version 1.1.1 released on 2012-01-23
Paul Bakkerb15b8512012-01-13 13:44:06 +0000620Bugfix
621 * Check for failed malloc() in ssl_set_hostname() and x509_get_entries()
622 (Closes ticket #47, found by Hugo Leisink)
Paul Bakker2ec0a562012-01-21 05:41:23 +0000623 * Fixed issues with Intel compiler on 64-bit systems (Closes ticket #50)
Paul Bakker99955bf2012-01-23 09:31:41 +0000624 * Fixed multiple compiler warnings for VS6 and armcc
625 * Fixed bug in CTR_CRBG selftest
Paul Bakkerb15b8512012-01-13 13:44:06 +0000626
Paul Bakker08a50882011-12-22 09:43:57 +0000627= Version 1.1.0 released on 2011-12-22
Paul Bakker7eb013f2011-10-06 12:37:39 +0000628Features
629 * Added ssl_session_reset() to allow better multi-connection pools of
630 SSL contexts without needing to set all non-connection-specific
631 data and pointers again. Adapted ssl_server to use this functionality.
Paul Bakker490ecc82011-10-06 13:04:09 +0000632 * Added ssl_set_max_version() to allow clients to offer a lower maximum
633 supported version to a server to help buggy server implementations.
634 (Closes ticket #36)
Paul Bakker03a30d32011-11-11 10:55:02 +0000635 * Added cipher_get_cipher_mode() and cipher_get_cipher_operation()
636 introspection functions (Closes ticket #40)
Paul Bakker0e04d0e2011-11-27 14:46:59 +0000637 * Added CTR_DRBG based on AES-256-CTR (NIST SP 800-90) random generator
Paul Bakker6083fd22011-12-03 21:45:14 +0000638 * Added a generic entropy accumulator that provides support for adding
639 custom entropy sources and added some generic and platform dependent
640 entropy sources
Paul Bakker7eb013f2011-10-06 12:37:39 +0000641
Paul Bakkerca6f3e22011-10-06 13:11:08 +0000642Changes
643 * Documentation for AES and Camellia in modes CTR and CFB128 clarified.
Paul Bakkerd246ed32011-10-06 13:18:27 +0000644 * Fixed rsa_encrypt and rsa_decrypt examples to use public key for
645 encryption and private key for decryption. (Closes ticket #34)
Paul Bakkerc4909d92011-10-12 09:52:22 +0000646 * Inceased maximum size of ASN1 length reads to 32-bits.
Paul Bakkerfbc09f32011-10-12 09:56:41 +0000647 * Added an EXPLICIT tag number parameter to x509_get_ext()
Paul Bakkerb5a11ab2011-10-12 09:58:41 +0000648 * Added a separate CRL entry extension parsing function
Paul Bakkerefc30292011-11-10 14:43:23 +0000649 * Separated the ASN.1 parsing code from the X.509 specific parsing code.
650 So now there is a module that is controlled with POLARSSL_ASN1_PARSE_C.
Paul Bakker5e18aed2011-11-15 15:38:45 +0000651 * Changed the defined key-length of DES ciphers in cipher.h to include the
652 parity bits, to prevent mistakes in copying data. (Closes ticket #33)
Paul Bakkercce9d772011-11-18 14:26:47 +0000653 * Loads of minimal changes to better support WINCE as a build target
Paul Bakker2e6d5322011-11-18 14:34:17 +0000654 (Credits go to Marco Lizza)
Paul Bakkerb6d5f082011-11-25 11:52:11 +0000655 * Added POLARSSL_MPI_WINDOW_SIZE definition to allow easier time to memory
656 trade-off
Paul Bakkerfe3256e2011-11-25 12:11:43 +0000657 * Introduced POLARSSL_MPI_MAX_SIZE and POLARSSL_MPI_MAX_BITS for MPI size
658 management (Closes ticket #44)
Paul Bakkera3d195c2011-11-27 21:07:34 +0000659 * Changed the used random function pointer to more flexible format. Renamed
660 havege_rand() to havege_random() to prevent mistakes. Lots of changes as
Paul Bakkera35aa542013-03-06 17:06:21 +0100661 a consequence in library code and programs
Paul Bakker508ad5a2011-12-04 17:09:26 +0000662 * Moved all examples programs to use the new entropy and CTR_DRBG
Paul Bakker6c0ceb32011-12-04 12:24:18 +0000663 * Added permissive certificate parsing to x509parse_crt() and
664 x509parse_crtfile(). With permissive parsing the parsing does not stop on
Paul Bakkera35aa542013-03-06 17:06:21 +0100665 encountering a parse-error. Beware that the meaning of return values has
666 changed!
Paul Bakker69e095c2011-12-10 21:55:01 +0000667 * All error codes are now negative. Even on mermory failures and IO errors.
Paul Bakkerca6f3e22011-10-06 13:11:08 +0000668
Paul Bakkerfa1c5922011-10-06 14:18:49 +0000669Bugfix
670 * Fixed faulty HMAC-MD2 implementation. Found by dibac. (Closes
671 ticket #37)
Paul Bakker3329d1f2011-10-12 09:55:01 +0000672 * Fixed a bug where the CRL parser expected an EXPLICIT ASN.1 tag
673 before version numbers
Paul Bakkercebdf172011-11-11 15:01:31 +0000674 * Allowed X509 key usage parsing to accept 4 byte values instead of the
675 standard 1 byte version sometimes used by Microsoft. (Closes ticket #38)
Paul Bakker1fe7d9b2011-11-15 15:26:03 +0000676 * Fixed incorrect behaviour in case of RSASSA-PSS with a salt length
677 smaller than the hash length. (Closes ticket #41)
Paul Bakker03c7c252011-11-25 12:37:37 +0000678 * If certificate serial is longer than 32 octets, serial number is now
679 appended with '....' after first 28 octets
Paul Bakker44637402011-11-26 09:23:07 +0000680 * Improved build support for s390x and sparc64 in bignum.h
Paul Bakker4f5ae802011-12-04 22:10:28 +0000681 * Fixed MS Visual C++ name clash with int64 in sha4.h
Paul Bakkerc50132d2011-12-05 14:38:36 +0000682 * Corrected removal of leading "00:" in printing serial numbers in
Paul Bakkerc8ffbe72011-12-05 14:22:49 +0000683 certificates and CRLs
Paul Bakkerfa1c5922011-10-06 14:18:49 +0000684
Paul Bakker968bc982011-07-27 17:03:00 +0000685= Version 1.0.0 released on 2011-07-27
Paul Bakker343a8702011-06-09 14:27:58 +0000686Features
687 * Expanded cipher layer with support for CFB128 and CTR mode
Paul Bakker7bc05ff2011-08-09 10:30:36 +0000688 * Added rsa_encrypt and rsa_decrypt simple example programs.
Paul Bakker343a8702011-06-09 14:27:58 +0000689
Paul Bakker42e59812011-06-09 15:55:41 +0000690Changes
691 * The generic cipher and message digest layer now have normal error
692 codes instead of integers
693
Paul Bakker887bd502011-06-08 13:10:54 +0000694Bugfix
695 * Undid faulty bug fix in ssl_write() when flushing old data (Ticket
696 #18)
697
Paul Bakker828acb22011-05-27 09:25:42 +0000698= Version 0.99-pre5 released on 2011-05-26
Paul Bakkerb6ecaf52011-04-19 14:29:23 +0000699Features
700 * Added additional Cipher Block Modes to symmetric ciphers
701 (AES CTR, Camellia CTR, XTEA CBC) including the option to
Paul Bakkera35aa542013-03-06 17:06:21 +0100702 enable and disable individual modes when needed
Paul Bakker335db3f2011-04-25 15:28:35 +0000703 * Functions requiring File System functions can now be disabled
704 by undefining POLARSSL_FS_IO
Paul Bakker9d781402011-05-09 16:17:09 +0000705 * A error_strerror function() has been added to translate between
706 error codes and their description.
Paul Bakker2f5947e2011-05-18 15:47:11 +0000707 * Added mpi_get_bit() and mpi_set_bit() individual bit setter/getter
708 functions.
Paul Bakker1496d382011-05-23 12:07:29 +0000709 * Added ssl_mail_client and ssl_fork_server as example programs.
Paul Bakkerb6ecaf52011-04-19 14:29:23 +0000710
Paul Bakker23986e52011-04-24 08:57:21 +0000711Changes
712 * Major argument / variable rewrite. Introduced use of size_t
713 instead of int for buffer lengths and loop variables for
Paul Bakkera35aa542013-03-06 17:06:21 +0100714 better unsigned / signed use. Renamed internal bigint types
715 t_int and t_dbl to t_uint and t_udbl in the process
Paul Bakker6c591fa2011-05-05 11:49:20 +0000716 * mpi_init() and mpi_free() now only accept a single MPI
717 argument and do not accept variable argument lists anymore.
Paul Bakker9d781402011-05-09 16:17:09 +0000718 * The error codes have been remapped and combining error codes
719 is now done with a PLUS instead of an OR as error codes
Paul Bakkera35aa542013-03-06 17:06:21 +0100720 used are negative.
Paul Bakker831a7552011-05-18 13:32:51 +0000721 * Changed behaviour of net_read(), ssl_fetch_input() and ssl_recv().
722 net_recv() now returns 0 on EOF instead of
Paul Bakkera35aa542013-03-06 17:06:21 +0100723 POLARSSL_ERR_NET_CONN_RESET. ssl_fetch_input() returns
724 POLARSSL_ERR_SSL_CONN_EOF on an EOF from its f_recv() function.
725 ssl_read() returns 0 if a POLARSSL_ERR_SSL_CONN_EOF is received
726 after the handshake.
Paul Bakker831a7552011-05-18 13:32:51 +0000727 * Network functions now return POLARSSL_ERR_NET_WANT_READ or
728 POLARSSL_ERR_NET_WANT_WRITE instead of the ambiguous
Paul Bakkera35aa542013-03-06 17:06:21 +0100729 POLARSSL_ERR_NET_TRY_AGAIN
Paul Bakker23986e52011-04-24 08:57:21 +0000730
Paul Bakker3efa5752011-04-01 12:23:26 +0000731= Version 0.99-pre4 released on 2011-04-01
Paul Bakker9dcc3222011-03-08 14:16:06 +0000732Features
733 * Added support for PKCS#1 v2.1 encoding and thus support
734 for the RSAES-OAEP and RSASSA-PSS operations.
Paul Bakkere77db2e2011-03-25 14:01:32 +0000735 * Reading of Public Key files incorporated into default x509
736 functionality as well.
Paul Bakker287781a2011-03-26 13:18:49 +0000737 * Added mpi_fill_random() for centralized filling of big numbers
738 with random data (Fixed ticket #10)
Paul Bakker9dcc3222011-03-08 14:16:06 +0000739
Paul Bakkerbe4e7dc2011-03-14 20:41:31 +0000740Changes
741 * Debug print of MPI now removes leading zero octets and
742 displays actual bit size of the value.
Paul Bakker98675492011-03-26 13:17:12 +0000743 * x509parse_key() (and as a consequence x509parse_keyfile())
744 does not zeroize memory in advance anymore. Use rsa_init()
Paul Bakkera35aa542013-03-06 17:06:21 +0100745 before parsing a key or keyfile!
Paul Bakkerbe4e7dc2011-03-14 20:41:31 +0000746
747Bugfix
748 * Debug output of MPI's now the same independent of underlying
749 platform (32-bit / 64-bit) (Fixes ticket #19, found by Mads
Paul Bakkera35aa542013-03-06 17:06:21 +0100750 Kiilerich and Mihai Militaru)
Paul Bakker1fd00bf2011-03-14 20:50:15 +0000751 * Fixed bug in ssl_write() when flushing old data (Fixed ticket
752 #18, found by Nikolay Epifanov)
Paul Bakkere77db2e2011-03-25 14:01:32 +0000753 * Fixed proper handling of RSASSA-PSS verification with variable
754 length salt lengths
Paul Bakkerbe4e7dc2011-03-14 20:41:31 +0000755
Paul Bakker345a6fe2011-02-28 21:20:02 +0000756= Version 0.99-pre3 released on 2011-02-28
757This release replaces version 0.99-pre2 which had possible copyright issues.
Paul Bakker96743fc2011-02-12 14:30:57 +0000758Features
759 * Parsing PEM private keys encrypted with DES and AES
760 are now supported as well (Fixes ticket #5)
Paul Bakkera9507c02011-02-12 15:27:28 +0000761 * Added crl_app program to allow easy reading and
762 printing of X509 CRLs from file
Paul Bakker96743fc2011-02-12 14:30:57 +0000763
764Changes
765 * Parsing of PEM files moved to separate module (Fixes
766 ticket #13). Also possible to remove PEM support for
Paul Bakkera35aa542013-03-06 17:06:21 +0100767 systems only using DER encoding
Paul Bakker96743fc2011-02-12 14:30:57 +0000768
Paul Bakker400ff6f2011-02-20 10:40:16 +0000769Bugfixes
770 * Corrected parsing of UTCTime dates before 1990 and
771 after 1950
772 * Support more exotic OID's when parsing certificates
Paul Bakkere2a39cc2011-02-20 13:49:27 +0000773 (found by Mads Kiilerich)
Paul Bakker400ff6f2011-02-20 10:40:16 +0000774 * Support more exotic name representations when parsing
Paul Bakkere2a39cc2011-02-20 13:49:27 +0000775 certificates (found by Mads Kiilerich)
Paul Bakker400ff6f2011-02-20 10:40:16 +0000776 * Replaced the expired test certificates
Paul Bakkere2a39cc2011-02-20 13:49:27 +0000777 * Do not bail out if no client certificate specified. Try
778 to negotiate anonymous connection (Fixes ticket #12,
Paul Bakkera35aa542013-03-06 17:06:21 +0100779 found by Boris Krasnovskiy)
Paul Bakker400ff6f2011-02-20 10:40:16 +0000780
Paul Bakker345a6fe2011-02-28 21:20:02 +0000781Security fixes
782 * Fixed a possible Man-in-the-Middle attack on the
783 Diffie Hellman key exchange (thanks to Larry Highsmith,
Paul Bakkera35aa542013-03-06 17:06:21 +0100784 Subreption LLC)
Paul Bakker345a6fe2011-02-28 21:20:02 +0000785
Paul Bakker9fc46592011-01-30 16:59:02 +0000786= Version 0.99-pre1 released on 2011-01-30
Paul Bakker37ca75d2011-01-06 12:28:03 +0000787Features
Paul Bakkerb63b0af2011-01-13 17:54:59 +0000788Note: Most of these features have been donated by Fox-IT
789 * Added Doxygen source code documentation parts
Paul Bakker1b57b062011-01-06 15:48:19 +0000790 * Added reading of DHM context from memory and file
Paul Bakker74111d32011-01-15 16:57:55 +0000791 * Improved X509 certificate parsing to include extended
Paul Bakker76fd75a2011-01-16 21:12:10 +0000792 certificate fields, including Key Usage
793 * Improved certificate verification and verification
794 against the available CRLs
Paul Bakker1f87fb62011-01-15 17:32:24 +0000795 * Detection for DES weak keys and parity bits added
Paul Bakker72f62662011-01-16 21:27:44 +0000796 * Improvements to support integration in other
797 applications:
798 + Added generic message digest and cipher wrapper
799 + Improved information about current capabilities,
800 status, objects and configuration
801 + Added verification callback on certificate chain
802 verification to allow external blacklisting
Paul Bakker20a78082011-01-21 09:32:12 +0000803 + Additional example programs to show usage
Paul Bakker43b7e352011-01-18 15:27:19 +0000804 * Added support for PKCS#11 through the use of the
805 libpkcs11-helper library
Paul Bakker37ca75d2011-01-06 12:28:03 +0000806
Paul Bakkerb6194992011-01-16 21:40:22 +0000807Changes
808 * x509parse_time_expired() checks time in addition to
809 the existing date check
Paul Bakkere3166ce2011-01-27 17:40:50 +0000810 * The ciphers member of ssl_context and the cipher member
811 of ssl_session have been renamed to ciphersuites and
Paul Bakkera35aa542013-03-06 17:06:21 +0100812 ciphersuite respectively. This clarifies the difference
813 with the generic cipher layer and is better naming
814 altogether
Paul Bakkerb6194992011-01-16 21:40:22 +0000815
Paul Bakker99ed6782011-01-05 14:48:42 +0000816= Version 0.14.0 released on 2010-08-16
817Features
818 * Added support for SSL_EDH_RSA_AES_128_SHA and
819 SSL_EDH_RSA_CAMELLIA_128_SHA ciphersuites
820 * Added compile-time and run-time version information
821 * Expanded ssl_client2 arguments for more flexibility
822 * Added support for TLS v1.1
823
824Changes
825 * Made Makefile cleaner
826 * Removed dependency on rand() in rsa_pkcs1_encrypt().
827 Now using random fuction provided to function and
Paul Bakkera35aa542013-03-06 17:06:21 +0100828 changed the prototype of rsa_pkcs1_encrypt(),
829 rsa_init() and rsa_gen_key().
Paul Bakker99ed6782011-01-05 14:48:42 +0000830 * Some SSL defines were renamed in order to avoid
831 future confusion
832
833Bug fixes
834 * Fixed CMake out of source build for tests (found by
835 kkert)
836 * rsa_check_private() now supports PKCS1v2 keys as well
837 * Fixed deadlock in rsa_pkcs1_encrypt() on failing random
838 generator
839
840= Version 0.13.1 released on 2010-03-24
841Bug fixes
842 * Fixed Makefile in library that was mistakenly merged
843 * Added missing const string fixes
844
845= Version 0.13.0 released on 2010-03-21
846Features
847 * Added option parsing for host and port selection to
848 ssl_client2
849 * Added support for GeneralizedTime in X509 parsing
850 * Added cert_app program to allow easy reading and
851 printing of X509 certificates from file or SSL
852 connection.
853
854Changes
855 * Added const correctness for main code base
856 * X509 signature algorithm determination is now
857 in a function to allow easy future expansion
858 * Changed symmetric cipher functions to
859 identical interface (returning int result values)
Paul Bakker60b1d102013-10-29 10:02:51 +0100860 * Changed ARC4 to use separate input/output buffer
Paul Bakker99ed6782011-01-05 14:48:42 +0000861 * Added reset function for HMAC context as speed-up
862 for specific use-cases
863
864Bug fixes
865 * Fixed bug resulting in failure to send the last
866 certificate in the chain in ssl_write_certificate() and
867 ssl_write_certificate_request() (found by fatbob)
868 * Added small fixes for compiler warnings on a Mac
869 (found by Frank de Brabander)
870 * Fixed algorithmic bug in mpi_is_prime() (found by
871 Smbat Tonoyan)
872
873= Version 0.12.1 released on 2009-10-04
874Changes
875 * Coverage test definitions now support 'depends_on'
876 tagging system.
877 * Tests requiring specific hashing algorithms now honor
878 the defines.
879
880Bug fixes
881 * Changed typo in #ifdef in x509parse.c (found
882 by Eduardo)
883
884= Version 0.12.0 released on 2009-07-28
885Features
886 * Added CMake makefiles as alternative to regular Makefiles.
887 * Added preliminary Code Coverage tests for AES, ARC4,
888 Base64, MPI, SHA-family, MD-family, HMAC-SHA-family,
889 Camellia, DES, 3-DES, RSA PKCS#1, XTEA, Diffie-Hellman
890 and X509parse.
891
892Changes
893 * Error codes are not (necessarily) negative. Keep
894 this is mind when checking for errors.
895 * RSA_RAW renamed to SIG_RSA_RAW for consistency.
896 * Fixed typo in name of POLARSSL_ERR_RSA_OUTPUT_TOO_LARGE.
897 * Changed interface for AES and Camellia setkey functions
898 to indicate invalid key lengths.
899
900Bug fixes
901 * Fixed include location of endian.h on FreeBSD (found by
902 Gabriel)
903 * Fixed include location of endian.h and name clash on
904 Apples (found by Martin van Hensbergen)
905 * Fixed HMAC-MD2 by modifying md2_starts(), so that the
906 required HMAC ipad and opad variables are not cleared.
907 (found by code coverage tests)
908 * Prevented use of long long in bignum if
909 POLARSSL_HAVE_LONGLONG not defined (found by Giles
910 Bathgate).
911 * Fixed incorrect handling of negative strings in
912 mpi_read_string() (found by code coverage tests).
913 * Fixed segfault on handling empty rsa_context in
914 rsa_check_pubkey() and rsa_check_privkey() (found by
915 code coverage tests).
916 * Fixed incorrect handling of one single negative input
917 value in mpi_add_abs() (found by code coverage tests).
918 * Fixed incorrect handling of negative first input
919 value in mpi_sub_abs() (found by code coverage tests).
920 * Fixed incorrect handling of negative first input
921 value in mpi_mod_mpi() and mpi_mod_int(). Resulting
922 change also affects mpi_write_string() (found by code
923 coverage tests).
924 * Corrected is_prime() results for 0, 1 and 2 (found by
925 code coverage tests).
926 * Fixed Camellia and XTEA for 64-bit Windows systems.
927
928= Version 0.11.1 released on 2009-05-17
929 * Fixed missing functionality for SHA-224, SHA-256, SHA384,
930 SHA-512 in rsa_pkcs1_sign()
931
932= Version 0.11.0 released on 2009-05-03
933 * Fixed a bug in mpi_gcd() so that it also works when both
934 input numbers are even and added testcases to check
935 (found by Pierre Habouzit).
936 * Added support for SHA-224, SHA-256, SHA-384 and SHA-512
937 one way hash functions with the PKCS#1 v1.5 signing and
938 verification.
939 * Fixed minor bug regarding mpi_gcd located within the
940 POLARSSL_GENPRIME block.
941 * Fixed minor memory leak in x509parse_crt() and added better
942 handling of 'full' certificate chains (found by Mathias
943 Olsson).
944 * Centralized file opening and reading for x509 files into
945 load_file()
946 * Made definition of net_htons() endian-clean for big endian
947 systems (Found by Gernot).
948 * Undefining POLARSSL_HAVE_ASM now also handles prevents asm in
949 padlock and timing code.
950 * Fixed an off-by-one buffer allocation in ssl_set_hostname()
951 responsible for crashes and unwanted behaviour.
952 * Added support for Certificate Revocation List (CRL) parsing.
953 * Added support for CRL revocation to x509parse_verify() and
954 SSL/TLS code.
955 * Fixed compatibility of XTEA and Camellia on a 64-bit system
956 (found by Felix von Leitner).
957
958= Version 0.10.0 released on 2009-01-12
959 * Migrated XySSL to PolarSSL
960 * Added XTEA symmetric cipher
961 * Added Camellia symmetric cipher
962 * Added support for ciphersuites: SSL_RSA_CAMELLIA_128_SHA,
963 SSL_RSA_CAMELLIA_256_SHA and SSL_EDH_RSA_CAMELLIA_256_SHA
964 * Fixed dangerous bug that can cause a heap overflow in
965 rsa_pkcs1_decrypt (found by Christophe Devine)
966
967================================================================
968XySSL ChangeLog
969
970= Version 0.9 released on 2008-03-16
971
972 * Added support for ciphersuite: SSL_RSA_AES_128_SHA
973 * Enabled support for large files by default in aescrypt2.c
974 * Preliminary openssl wrapper contributed by David Barrett
975 * Fixed a bug in ssl_write() that caused the same payload to
976 be sent twice in non-blocking mode when send returns EAGAIN
977 * Fixed ssl_parse_client_hello(): session id and challenge must
978 not be swapped in the SSLv2 ClientHello (found by Greg Robson)
979 * Added user-defined callback debug function (Krystian Kolodziej)
980 * Before freeing a certificate, properly zero out all cert. data
981 * Fixed the "mode" parameter so that encryption/decryption are
982 not swapped on PadLock; also fixed compilation on older versions
983 of gcc (bug reported by David Barrett)
984 * Correctly handle the case in padlock_xcryptcbc() when input or
985 ouput data is non-aligned by falling back to the software
986 implementation, as VIA Nehemiah cannot handle non-aligned buffers
987 * Fixed a memory leak in x509parse_crt() which was reported by Greg
988 Robson-Garth; some x509write.c fixes by Pascal Vizeli, thanks to
989 Matthew Page who reported several bugs
990 * Fixed x509_get_ext() to accept some rare certificates which have
991 an INTEGER instead of a BOOLEAN for BasicConstraints::cA.
992 * Added support on the client side for the TLS "hostname" extension
993 (patch contributed by David Patino)
994 * Make x509parse_verify() return BADCERT_CN_MISMATCH when an empty
995 string is passed as the CN (bug reported by spoofy)
996 * Added an option to enable/disable the BN assembly code
997 * Updated rsa_check_privkey() to verify that (D*E) = 1 % (P-1)*(Q-1)
998 * Disabled obsolete hash functions by default (MD2, MD4); updated
999 selftest and benchmark to not test ciphers that have been disabled
1000 * Updated x509parse_cert_info() to correctly display byte 0 of the
1001 serial number, setup correct server port in the ssl client example
1002 * Fixed a critical denial-of-service with X.509 cert. verification:
1003 peer may cause xyssl to loop indefinitely by sending a certificate
1004 for which the RSA signature check fails (bug reported by Benoit)
1005 * Added test vectors for: AES-CBC, AES-CFB, DES-CBC and 3DES-CBC,
1006 HMAC-MD5, HMAC-SHA1, HMAC-SHA-256, HMAC-SHA-384, and HMAC-SHA-512
1007 * Fixed HMAC-SHA-384 and HMAC-SHA-512 (thanks to Josh Sinykin)
1008 * Modified ssl_parse_client_key_exchange() to protect against
1009 Daniel Bleichenbacher attack on PKCS#1 v1.5 padding, as well
1010 as the Klima-Pokorny-Rosa extension of Bleichenbacher's attack
1011 * Updated rsa_gen_key() so that ctx->N is always nbits in size
1012 * Fixed assembly PPC compilation errors on Mac OS X, thanks to
1013 David Barrett and Dusan Semen
1014
1015= Version 0.8 released on 2007-10-20
1016
1017 * Modified the HMAC functions to handle keys larger
1018 than 64 bytes, thanks to Stephane Desneux and gary ng
1019 * Fixed ssl_read_record() to properly update the handshake
1020 message digests, which fixes IE6/IE7 client authentication
1021 * Cleaned up the XYSSL* #defines, suggested by Azriel Fasten
1022 * Fixed net_recv(), thanks to Lorenz Schori and Egon Kocjan
1023 * Added user-defined callbacks for handling I/O and sessions
1024 * Added lots of debugging output in the SSL/TLS functions
1025 * Added preliminary X.509 cert. writing by Pascal Vizeli
1026 * Added preliminary support for the VIA PadLock routines
1027 * Added AES-CFB mode of operation, contributed by chmike
1028 * Added an SSL/TLS stress testing program (ssl_test.c)
1029 * Updated the RSA PKCS#1 code to allow choosing between
1030 RSA_PUBLIC and RSA_PRIVATE, as suggested by David Barrett
1031 * Updated ssl_read() to skip 0-length records from OpenSSL
1032 * Fixed the make install target to comply with *BSD make
1033 * Fixed a bug in mpi_read_binary() on 64-bit platforms
1034 * mpi_is_prime() speedups, thanks to Kevin McLaughlin
1035 * Fixed a long standing memory leak in mpi_is_prime()
1036 * Replaced realloc with malloc in mpi_grow(), and set
1037 the sign of zero as positive in mpi_init() (reported
1038 by Jonathan M. McCune)
1039
1040= Version 0.7 released on 2007-07-07
1041
1042 * Added support for the MicroBlaze soft-core processor
1043 * Fixed a bug in ssl_tls.c which sometimes prevented SSL
1044 connections from being established with non-blocking I/O
1045 * Fixed a couple bugs in the VS6 and UNIX Makefiles
1046 * Fixed the "PIC register ebx clobbered in asm" bug
1047 * Added HMAC starts/update/finish support functions
1048 * Added the SHA-224, SHA-384 and SHA-512 hash functions
1049 * Fixed the net_set_*block routines, thanks to Andreas
1050 * Added a few demonstration programs: md5sum, sha1sum,
1051 dh_client, dh_server, rsa_genkey, rsa_sign, rsa_verify
1052 * Added new bignum import and export helper functions
1053 * Rewrote README.txt in program/ssl/ca to better explain
1054 how to create a test PKI
1055
1056= Version 0.6 released on 2007-04-01
1057
1058 * Ciphers used in SSL/TLS can now be disabled at compile
1059 time, to reduce the memory footprint on embedded systems
1060 * Added multiply assembly code for the TriCore and modified
1061 havege_struct for this processor, thanks to David Patiño
1062 * Added multiply assembly code for 64-bit PowerPCs,
1063 thanks to Peking University and the OSU Open Source Lab
1064 * Added experimental support of Quantum Cryptography
1065 * Added support for autoconf, contributed by Arnaud Cornet
1066 * Fixed "long long" compilation issues on IA-64 and PPC64
1067 * Fixed a bug introduced in xyssl-0.5/timing.c: hardclock
1068 was not being correctly defined on ARM and MIPS
1069
1070= Version 0.5 released on 2007-03-01
1071
1072 * Added multiply assembly code for SPARC and Alpha
1073 * Added (beta) support for non-blocking I/O operations
1074 * Implemented session resuming and client authentication
1075 * Fixed some portability issues on WinCE, MINIX 3, Plan9
1076 (thanks to Benjamin Newman), HP-UX, FreeBSD and Solaris
1077 * Improved the performance of the EDH key exchange
1078 * Fixed a bug that caused valid packets with a payload
1079 size of 16384 bytes to be rejected
1080
1081= Version 0.4 released on 2007-02-01
1082
1083 * Added support for Ephemeral Diffie-Hellman key exchange
1084 * Added multiply asm code for SSE2, ARM, PPC, MIPS and M68K
1085 * Various improvement to the modular exponentiation code
1086 * Rewrote the headers to generate the API docs with doxygen
1087 * Fixed a bug in ssl_encrypt_buf (incorrect padding was
1088 generated) and in ssl_parse_client_hello (max. client
1089 version was not properly set), thanks to Didier Rebeix
1090 * Fixed another bug in ssl_parse_client_hello: clients with
1091 cipherlists larger than 96 bytes were incorrectly rejected
1092 * Fixed a couple memory leak in x509_read.c
1093
1094= Version 0.3 released on 2007-01-01
1095
1096 * Added server-side SSLv3 and TLSv1.0 support
1097 * Multiple fixes to enhance the compatibility with g++,
1098 thanks to Xosé Antón Otero Ferreira
1099 * Fixed a bug in the CBC code, thanks to dowst; also,
Paul Bakker60b1d102013-10-29 10:02:51 +01001100 the bignum code is no longer dependent on long long
Paul Bakker99ed6782011-01-05 14:48:42 +00001101 * Updated rsa_pkcs1_sign to handle arbitrary large inputs
1102 * Updated timing.c for improved compatibility with i386
1103 and 486 processors, thanks to Arnaud Cornet
1104
1105= Version 0.2 released on 2006-12-01
1106
1107 * Updated timing.c to support ARM and MIPS arch
1108 * Updated the MPI code to support 8086 on MSVC 1.5
1109 * Added the copyright notice at the top of havege.h
1110 * Fixed a bug in sha2_hmac, thanks to newsoft/Wenfang Zhang
1111 * Fixed a bug reported by Adrian Rüegsegger in x509_read_key
1112 * Fixed a bug reported by Torsten Lauter in ssl_read_record
1113 * Fixed a bug in rsa_check_privkey that would wrongly cause
1114 valid RSA keys to be dismissed (thanks to oldwolf)
1115 * Fixed a bug in mpi_is_prime that caused some primes to fail
1116 the Miller-Rabin primality test
1117
1118 I'd also like to thank Younès Hafri for the CRUX linux port,
1119 Khalil Petit who added XySSL into pkgsrc and Arnaud Cornet
1120 who maintains the Debian package :-)
1121
1122= Version 0.1 released on 2006-11-01
1123