blob: ee5d2f69acc50c87215154a3eae1b6e7673ff88c [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
4Bugfix
5 * Only iterate over actual certificates in ssl_write_certificate_request()
6 (found by Matthew Page)
7
Paul Bakker784b04f2014-04-11 15:33:59 +02008= PolarSSL 1.3.6 released on 2014-04-11
Manuel Pégourié-Gonnard969ccc62014-03-26 19:53:25 +01009
Paul Bakker27e36d32014-04-08 12:33:37 +020010Features
11 * Support for the ALPN SSL extension
Paul Bakker1cfc4582014-04-09 15:25:13 +020012 * Add option 'use_dev_random' to gen_key application
Manuel Pégourié-Gonnardb7fff0f2014-04-11 11:32:39 +020013 * Enable verification of the keyUsage extension for CA and leaf
Paul Bakker59366212014-04-09 15:55:20 +020014 certificates (POLARSSL_X509_CHECK_KEY_USAGE)
Manuel Pégourié-Gonnardb7fff0f2014-04-11 11:32:39 +020015 * Enable verification of the extendedKeyUsage extension
16 (POLARSSL_X509_CHECK_EXTENDED_KEY_USAGE)
Paul Bakker27e36d32014-04-08 12:33:37 +020017
Paul Bakker4984d3c2014-04-04 15:39:37 +020018Changes
19 * x509_crt_info() now prints information about parsed extensions as well
Manuel Pégourié-Gonnard2abed842014-04-08 12:40:15 +020020 * pk_verify() now returns a specific error code when the signature is valid
21 but shorter than the supplied length.
Manuel Pégourié-Gonnard0776a432014-04-11 12:25:45 +020022 * Use UTC time to check certificate validity.
Manuel Pégourié-Gonnard9655e452014-04-11 12:29:49 +020023 * Reject certificates with times not in UTC, per RFC 5280.
Paul Bakker4984d3c2014-04-04 15:39:37 +020024
Manuel Pégourié-Gonnarddd75c312014-03-31 11:55:42 +020025Security
26 * Avoid potential timing leak in ecdsa_sign() by blinding modular division.
27 (Found by Watson Ladd.)
Manuel Pégourié-Gonnard8c045ef2014-04-08 11:55:03 +020028 * The notAfter date of some certificates was no longer checked since 1.3.5.
29 This affects certificates in the user-supplied chain except the top
30 certificate. If the user-supplied chain contains only one certificates,
31 it is not affected (ie, its notAfter date is properly checked).
Paul Bakker4224bc02014-04-08 14:36:50 +020032 * Prevent potential NULL pointer dereference in ssl_read_record() (found by
33 TrustInSoft)
Manuel Pégourié-Gonnarddd75c312014-03-31 11:55:42 +020034
Manuel Pégourié-Gonnard969ccc62014-03-26 19:53:25 +010035Bugfix
36 * The length of various ClientKeyExchange messages was not properly checked.
Manuel Pégourié-Gonnard6b0d2682014-03-25 11:24:43 +010037 * Some example server programs were not sending the close_notify alert.
Paul Bakker75a28602014-03-31 12:08:17 +020038 * Potential memory leak in mpi_exp_mod() when error occurs during
39 calculation of RR.
Manuel Pégourié-Gonnard74bc68a2014-04-02 13:20:00 +020040 * Fixed malloc/free default #define in platform.c (found by Gergely Budai).
Manuel Pégourié-Gonnarde4421112014-04-02 13:50:05 +020041 * Fixed type which made POLARSSL_ENTROPY_FORCE_SHA256 uneffective (found by
42 Gergely Budai).
Manuel Pégourié-Gonnard887aa5b2014-04-04 13:57:20 +020043 * Fix #include path in ecdsa.h which wasn't accepted by some compilers.
44 (found by Gergely Budai)
Shuo Chen95a0d112014-04-04 21:04:40 -070045 * Fix compile errors when POLARSSL_ERROR_STRERROR_BC is undefined (found by
46 Shuo Chen).
Manuel Pégourié-Gonnard7afdb882014-03-28 16:06:35 +010047 * oid_get_numeric_string() used to truncate the output without returning an
48 error if the output buffer was just 1 byte too small.
Manuel Pégourié-Gonnard3fec2202014-03-29 16:42:38 +010049 * dhm_parse_dhm() (hence dhm_parse_dhmfile()) did not set dhm->len.
Manuel Pégourié-Gonnard01488752014-04-03 22:09:18 +020050 * Calling pk_debug() on an RSA-alt key would segfault.
51 * pk_get_size() and pk_get_len() were off by a factor 8 for RSA-alt keys.
Paul Bakker16300582014-04-11 13:28:43 +020052 * Potential buffer overwrite in pem_write_buffer() because of low length
53 indication (found by Thijs Alkemade)
Manuel Pégourié-Gonnard78848372014-04-10 17:45:07 +020054 * EC curves constants, which should be only in ROM since 1.3.3, were also
55 stored in RAM due to missing 'const's (found by Gergely Budai).
Manuel Pégourié-Gonnard969ccc62014-03-26 19:53:25 +010056
Paul Bakker96d52652014-03-26 16:55:50 +010057= PolarSSL 1.3.5 released on 2014-03-26
Paul Bakker5fb8efe2014-02-05 15:54:34 +010058Features
59 * HMAC-DRBG as a separate module
Manuel Pégourié-Gonnard84c30c72014-02-26 17:38:55 +010060 * Option to set the Curve preference order (disabled by default)
Paul Bakker6a28e722014-02-06 13:41:55 +010061 * Single Platform compatilibity layer (for memory / printf / fprintf)
Paul Bakkerf2561b32014-02-06 15:11:55 +010062 * Ability to provide alternate timing implementation
Paul Bakker2ceda572014-02-06 15:55:25 +010063 * Ability to force the entropy module to use SHA-256 as its basis
64 (POLARSSL_ENTROPY_FORCE_SHA256)
Paul Bakker6a8e7f82014-03-17 13:45:06 +010065 * Testing script ssl-opt.sh added for testing 'live' ssl option
66 interoperability against OpenSSL and PolarSSL
Manuel Pégourié-Gonnard86b400f2014-03-19 16:55:29 +010067 * Support for reading EC keys that use SpecifiedECDomain in some cases.
Paul Bakker66ff70d2014-03-26 11:54:05 +010068 * Entropy module now supports seed writing and reading
Paul Bakker6a28e722014-02-06 13:41:55 +010069
70Changes
71 * Deprecated the Memory layer
Paul Bakker47703a02014-02-06 15:01:20 +010072 * entropy_add_source(), entropy_update_manual() and entropy_gather()
73 now thread-safe if POLARSSL_THREADING_C defined
Manuel Pégourié-Gonnard14ed1a22014-03-11 10:16:25 +010074 * Improvements to the CMake build system, contributed by Julian Ospald.
Manuel Pégourié-Gonnardbb8661e2014-03-14 09:21:20 +010075 * Work around a bug of the version of Clang shipped by Apple with Mavericks
76 that prevented bignum.c from compiling. (Reported by Rafael Baptista.)
Paul Bakker6a8e7f82014-03-17 13:45:06 +010077 * Revamped the compat.sh interoperatibility script to include support for
78 testing against GnuTLS
Manuel Pégourié-Gonnard7a2aba82014-03-25 16:37:27 +010079 * Deprecated ssl_set_own_cert_rsa() and ssl_set_own_cert_rsa_alt()
Paul Bakker674e0b02014-03-26 13:26:52 +010080 * Improvements to tests/Makefile, contributed by Oden Eriksson.
Paul Bakker5fb8efe2014-02-05 15:54:34 +010081
Manuel Pégourié-Gonnard796c6f32014-03-10 09:34:49 +010082Security
83 * Forbid change of server certificate during renegotiation to prevent
Manuel Pégourié-Gonnardb2bf5a12014-03-25 16:28:12 +010084 "triple handshake" attack when authentication mode is 'optional' (the
Manuel Pégourié-Gonnard796c6f32014-03-10 09:34:49 +010085 attack was already impossible when authentication is required).
Manuel Pégourié-Gonnard95337652014-03-10 13:15:18 +010086 * Check notBefore timestamp of certificates and CRLs from the future.
Manuel Pégourié-Gonnard83cdffc2014-03-10 21:20:29 +010087 * Forbid sequence number wrapping
Manuel Pégourié-Gonnard7a2aba82014-03-25 16:37:27 +010088 * Fixed possible buffer overflow with overlong PSK
Paul Bakker91c61bc2014-03-26 14:06:55 +010089 * Possible remotely-triggered out-of-bounds memory access fixed (found by
90 TrustInSoft)
Manuel Pégourié-Gonnard796c6f32014-03-10 09:34:49 +010091
Manuel Pégourié-Gonnard6e8e34d2014-01-28 19:30:56 +010092Bugfix
93 * ecp_gen_keypair() does more tries to prevent failure because of
94 statistics
Manuel Pégourié-Gonnard7a2aba82014-03-25 16:37:27 +010095 * Fixed bug in RSA PKCS#1 v1.5 "reversed" operations
Paul Bakkercd6d69a2014-02-06 15:43:21 +010096 * Fixed testing with out-of-source builds using cmake
Manuel Pégourié-Gonnard6b1e2072014-02-12 10:14:54 +010097 * Fixed version-major intolerance in server
Paul Bakker3d52ab72014-03-07 10:33:55 +010098 * Fixed CMake symlinking on out-of-source builds
Manuel Pégourié-Gonnard29dcc0b2014-03-10 11:32:07 +010099 * Fixed dependency issues in test suite
Manuel Pégourié-Gonnard844a4c02014-03-10 21:55:35 +0100100 * Programs rsa_sign_pss and rsa_verify_pss were not using PSS since 1.3.0
Alex Wilson73491422014-03-06 00:04:09 +1000101 * Bignum's MIPS-32 assembly was used on MIPS-64, causing chaos. (Found by
102 Alex Wilson.)
Manuel Pégourié-Gonnard84c30c72014-02-26 17:38:55 +0100103 * ssl_cache was creating entries when max_entries=0 if TIMING_C was enabled.
104 * m_sleep() was sleeping twice too long on most Unix platforms.
Manuel Pégourié-Gonnard145dfcb2014-02-26 14:23:33 +0100105 * Fixed bug with session tickets and non-blocking I/O in the unlikely case
Paul Bakkerb0695ce2014-03-17 13:42:23 +0100106 send() would return an EAGAIN error when sending the ticket.
Manuel Pégourié-Gonnard84c30c72014-02-26 17:38:55 +0100107 * ssl_cache was leaking memory when reusing a timed out entry containing a
Paul Bakkerb0695ce2014-03-17 13:42:23 +0100108 client certificate.
Manuel Pégourié-Gonnardd701c9a2014-02-26 17:54:07 +0100109 * ssl_srv was leaking memory when client presented a timed out ticket
Paul Bakkerb0695ce2014-03-17 13:42:23 +0100110 containing a client certificate
Paul Bakker3d6504a2014-03-17 13:41:51 +0100111 * ssl_init() was leaving a dirty pointer in ssl_context if malloc of
112 out_ctr failed
Paul Bakker77f4f392014-03-26 15:28:55 +0100113 * ssl_handshake_init() was leaving dirty pointers in subcontexts if malloc
114 of one of them failed
Manuel Pégourié-Gonnardfdddac92014-03-25 15:58:35 +0100115 * Fix typo in rsa_copy() that impacted PKCS#1 v2 contexts
Paul Bakker5fff23b2014-03-26 15:34:54 +0100116 * x509_get_current_time() uses localtime_r() to prevent thread issues
Manuel Pégourié-Gonnard6e8e34d2014-01-28 19:30:56 +0100117
Paul Bakker2aca2412014-01-27 11:49:46 +0100118= PolarSSL 1.3.4 released on 2014-01-27
Paul Bakker3eb96732014-01-22 13:08:19 +0100119Features
Paul Bakker0ac99ca2014-01-22 13:08:44 +0100120 * Support for the Koblitz curves: secp192k1, secp224k1, secp256k1
Paul Bakker5862eee2014-01-22 14:18:03 +0100121 * Support for RIPEMD-160
Paul Bakker556efba2014-01-24 15:38:12 +0100122 * Support for AES CFB8 mode
Paul Bakkere6c2ddb2014-01-27 11:47:15 +0100123 * Support for deterministic ECDSA (RFC 6979)
Paul Bakker3eb96732014-01-22 13:08:19 +0100124
125Bugfix
126 * Potential memory leak in bignum_selftest()
127 * Replaced expired test certificate
Paul Bakkerd75ba402014-01-24 16:11:17 +0100128 * ssl_mail_client now terminates lines with CRLF, instead of LF
Paul Bakkerb84582b2014-01-27 12:23:43 +0100129 * net module handles timeouts on blocking sockets better (found by Tilman
130 Sauerbeck)
Paul Bakker2cb1a0c2014-01-27 13:36:23 +0100131 * Assembly format fixes in bn_mul.h
132
133Security
Paul Bakkerb84582b2014-01-27 12:23:43 +0100134 * Missing MPI_CHK calls added around unguarded mpi calls (found by
135 TrustInSoft)
Paul Bakker3eb96732014-01-22 13:08:19 +0100136
Paul Bakker5bc07a32013-12-31 10:57:44 +0100137= PolarSSL 1.3.3 released on 2013-12-31
Paul Bakker014f1432013-12-02 14:54:01 +0100138Features
139 * EC key generation support in gen_key app
Paul Bakker9dc53a92013-12-02 14:55:28 +0100140 * Support for adhering to client ciphersuite order preference
141 (POLARSSL_SSL_SRV_RESPECT_CLIENT_PREFERENCE)
Paul Bakker48d78a52013-12-05 16:11:38 +0100142 * Support for Curve25519
Paul Bakkerfdf94692013-12-17 13:09:31 +0100143 * Support for ECDH-RSA and ECDH-ECDSA key exchanges and ciphersuites
Paul Bakker5a607d22013-12-17 14:33:42 +0100144 * Support for IPv6 in the NET module
Paul Bakker23116fd2013-12-30 14:09:47 +0100145 * AES-NI support for AES, AES-GCM and AES key scheduling
Paul Bakkerf9c49532013-12-19 15:40:58 +0100146 * SSL Pthread-based server example added (ssl_pthread_server)
Paul Bakker014f1432013-12-02 14:54:01 +0100147
Paul Bakker7aa03752013-11-26 17:37:31 +0100148Changes
149 * gen_prime() speedup
150 * Speedup of ECP multiplication operation
151 * Relaxed some SHA2 ciphersuite's version requirements
Paul Bakkerc3d0d072013-12-02 14:50:49 +0100152 * Dropped use of readdir_r() instead of readdir() with threading support
Paul Bakker4040d7e2013-12-02 14:52:57 +0100153 * More constant-time checks in the RSA module
Paul Bakkerb14817d2013-12-02 22:03:23 +0100154 * Split off curves from ecp.c into ecp_curves.c
Paul Bakker5ab68ba2013-12-17 13:10:48 +0100155 * Curves are now stored fully in ROM
Paul Bakkerc7387912013-12-31 10:32:50 +0100156 * Memory usage optimizations in ECP module
Paul Bakkera8fd3e32013-12-31 11:54:08 +0100157 * Removed POLARSSL_THREADING_DUMMY
Paul Bakker7aa03752013-11-26 17:37:31 +0100158
Paul Bakkerf2b4d862013-11-20 17:23:53 +0100159Bugfix
Manuel Pégourié-Gonnard9a4a5ac2013-12-04 18:05:29 +0100160 * Fixed bug in mpi_set_bit() on platforms where t_uint is wider than int
Paul Bakkerf2b4d862013-11-20 17:23:53 +0100161 * Fixed X.509 hostname comparison (with non-regular characters)
Paul Bakkera9a028e2013-11-21 17:31:06 +0100162 * SSL now gracefully handles missing RNG
Paul Bakker7aa03752013-11-26 17:37:31 +0100163 * Missing defines / cases for RSA_PSK key exchange
164 * crypt_and_hash app checks MAC before final decryption
Paul Bakker6f0636a2013-12-16 15:24:05 +0100165 * Potential memory leak in ssl_ticket_keys_init()
Paul Bakkerf70fe812013-12-16 16:43:10 +0100166 * Memory leak in benchmark application
Paul Bakker1a56fc92013-12-19 13:51:24 +0100167 * Fixed x509_crt_parse_path() bug on Windows platforms
Paul Bakker6ea1a952013-12-31 11:16:03 +0100168 * Added missing MPI_CHK() around some statements in mpi_div_mpi() (found by
169 TrustInSoft)
Paul Bakker6992eb72013-12-31 11:35:16 +0100170 * Fixed potential overflow in certificate size verification in
171 ssl_write_certificate() (found by TrustInSoft)
Paul Bakkerf2b4d862013-11-20 17:23:53 +0100172
Paul Bakker956c9e02013-12-19 14:42:28 +0100173Security
174 * Possible remotely-triggered out-of-bounds memory access fixed (found by
175 TrustInSoft)
176
Paul Bakkerf4dc1862013-11-04 17:29:42 +0100177= PolarSSL 1.3.2 released on 2013-11-04
Paul Bakker08bb1872013-10-28 14:03:26 +0100178Features
179 * PK tests added to test framework
Paul Bakker3f917e22013-10-28 14:16:59 +0100180 * Added optional optimization for NIST MODP curves (POLARSSL_ECP_NIST_OPTIM)
Paul Bakker16421222013-10-28 14:37:09 +0100181 * Support for Camellia-GCM mode and ciphersuites
Paul Bakker08bb1872013-10-28 14:03:26 +0100182
Paul Bakker7bc745b2013-10-28 14:39:49 +0100183Changes
184 * Padding checks in cipher layer are now constant-time
Paul Bakkere1121b62013-10-31 14:37:37 +0100185 * Value comparisons in SSL layer are now constant-time
Paul Bakker7b0be682013-10-29 14:24:37 +0100186 * Support for serialNumber, postalAddress and postalCode in X509 names
Paul Bakkere1121b62013-10-31 14:37:37 +0100187 * SSL Renegotiation was refactored
Paul Bakker7bc745b2013-10-28 14:39:49 +0100188
Paul Bakker677377f2013-10-28 12:54:26 +0100189Bugfix
Paul Bakker16421222013-10-28 14:37:09 +0100190 * More stringent checks in cipher layer
Paul Bakker677377f2013-10-28 12:54:26 +0100191 * Server does not send out extensions not advertised by client
Paul Bakker45a2c8d2013-10-28 12:57:08 +0100192 * Prevent possible alignment warnings on casting from char * to 'aligned *'
Paul Bakker68037da2013-10-28 14:02:40 +0100193 * Misc fixes and additions to dependency checks
Paul Bakker50dc8502013-10-28 21:19:10 +0100194 * Const correctness
Paul Bakker93c6aa42013-10-28 22:28:09 +0100195 * cert_write with selfsign should use issuer_name as subject_name
Manuel Pégourié-Gonnard178d9ba2013-10-29 10:45:28 +0100196 * Fix ECDSA corner case: missing reduction mod N (found by DualTachyon)
Paul Bakkerfa6a6202013-10-28 18:48:30 +0100197 * Defines to handle UEFI environment under MSVC
Paul Bakkere1121b62013-10-31 14:37:37 +0100198 * Server-side initiated renegotiations send HelloRequest
Paul Bakker677377f2013-10-28 12:54:26 +0100199
Paul Bakker5c17ccd2013-10-15 13:12:41 +0200200= PolarSSL 1.3.1 released on 2013-10-15
Paul Bakkerb799dec2013-10-11 10:03:27 +0200201Features
202 * Support for Brainpool curves and TLS ciphersuites (RFC 7027)
Paul Bakker376e8152013-10-15 12:44:23 +0200203 * Support for ECDHE-PSK key-exchange and ciphersuites
Paul Bakkerf34673e2013-10-15 12:46:17 +0200204 * Support for RSA-PSK key-exchange and ciphersuites
Paul Bakkerb799dec2013-10-11 10:03:27 +0200205
Paul Bakkerddba8822013-10-11 09:21:56 +0200206Changes
207 * RSA blinding locks for a smaller amount of time
Paul Bakker16770332013-10-11 09:59:44 +0200208 * TLS compression only allocates working buffer once
Paul Bakkerbe089b02013-10-14 15:51:50 +0200209 * Introduced POLARSSL_HAVE_READDIR_R for systems without it
Paul Bakkera7ea6a52013-10-15 11:55:10 +0200210 * config.h is more script-friendly
Paul Bakkerddba8822013-10-11 09:21:56 +0200211
212Bugfix
213 * Missing MSVC defines added
214 * Compile errors with POLARSSL_RSA_NO_CRT
215 * Header files with 'polarssl/'
Paul Bakkerfcc17212013-10-11 09:36:52 +0200216 * Const correctness
Paul Bakkerd61cc3b2013-10-11 09:38:49 +0200217 * Possible naming collision in dhm_context
Paul Bakker4aa40d42013-10-11 10:49:24 +0200218 * Better support for MSVC
Paul Bakkerb7c13122013-10-11 10:51:32 +0200219 * threading_set_alt() name
Paul Bakker5191e922013-10-11 10:54:28 +0200220 * Added missing x509write_crt_set_version()
Paul Bakkerddba8822013-10-11 09:21:56 +0200221
Paul Bakker5c17ccd2013-10-15 13:12:41 +0200222= PolarSSL 1.3.0 released on 2013-10-01
Paul Bakker41c83d32013-03-20 14:39:14 +0100223Features
224 * Elliptic Curve Cryptography module added
225 * Elliptic Curve Diffie Hellman module added
226 * Ephemeral Elliptic Curve Diffie Hellman support for SSL/TLS
227 (ECDHE-based ciphersuites)
Paul Bakkerc8676782013-08-28 12:15:11 +0200228 * Ephemeral Elliptic Curve Digital Signature Algorithm support for SSL/TLS
229 (ECDSA-based ciphersuites)
Paul Bakker8f4ddae2013-04-15 15:09:54 +0200230 * Ability to specify allowed ciphersuites based on the protocol version.
Paul Bakkerb91c2b52013-04-19 16:05:16 +0200231 * PSK and DHE-PSK based ciphersuites added
Paul Bakker6e339b52013-07-03 13:37:05 +0200232 * Memory allocation abstraction layer added
233 * Buffer-based memory allocator added (no malloc() / free() / HEAP usage)
Paul Bakker2466d932013-09-28 14:40:38 +0200234 * Threading abstraction layer added (dummy / pthread / alternate)
Paul Bakker5ad403f2013-09-18 21:21:30 +0200235 * Public Key abstraction layer added
Paul Bakkerf85778e2013-07-19 14:55:25 +0200236 * Parsing Elliptic Curve keys
237 * Parsing Elliptic Curve certificates
238 * Support for max_fragment_length extension (RFC 6066)
239 * Support for truncated_hmac extension (RFC 6066)
Paul Bakkerda4d1c32013-08-14 12:24:34 +0200240 * Support for zeros-and-length (ANSI X.923) padding, one-and-zeros
241 (ISO/IEC 7816-4) padding and zero padding in the cipher layer
Paul Bakker936539a2013-08-14 13:49:20 +0200242 * Support for session tickets (RFC 5077)
Paul Bakkerca174fe2013-08-28 16:31:30 +0200243 * Certificate Request (CSR) generation with extensions (key_usage,
244 ns_cert_type)
Paul Bakker7fb4a792013-09-12 12:00:52 +0200245 * X509 Certificate writing with extensions (basic_constraints,
246 issuer_key_identifier, etc)
Paul Bakker6ec34fb2013-09-10 14:53:46 +0200247 * Optional blinding for RSA, DHM and EC
Paul Bakker8b817dc2013-09-25 18:03:58 +0200248 * Support for multiple active certificate / key pairs in SSL servers for
249 the same host (Not to be confused with SNI!)
Paul Bakker41c83d32013-03-20 14:39:14 +0100250
Paul Bakker9b5798d2013-03-13 13:53:00 +0100251Changes
Paul Bakkerd2f068e2013-08-27 21:19:20 +0200252 * Ability to enable / disable SSL v3 / TLS 1.0 / TLS 1.1 / TLS 1.2
253 individually
Paul Bakker68884e32013-01-07 18:20:04 +0100254 * Introduced separate SSL Ciphersuites module that is based on
255 Cipher and MD information
Paul Bakker9b5798d2013-03-13 13:53:00 +0100256 * Internals for SSL module adapted to have separate IV pointer that is
257 dynamically set (Better support for hardware acceleration)
Paul Bakkerc70b9822013-04-07 22:00:46 +0200258 * Moved all OID functionality to a separate module. RSA function
259 prototypes for the RSA sign and verify functions changed as a result
Paul Bakkerb9d3cfa2013-06-26 15:07:16 +0200260 * Split up the GCM module into a starts/update/finish cycle
Paul Bakker2fbefde2013-06-29 16:01:15 +0200261 * Client and server now filter sent and accepted ciphersuites on minimum
262 and maximum protocol version
Paul Bakker0be444a2013-08-27 21:55:01 +0200263 * Ability to disable server_name extension (RFC 6066)
Paul Bakkere2ab84f2013-06-29 18:24:32 +0200264 * Renamed error_strerror() to the less conflicting polarssl_strerror()
265 (Ability to keep old as well with POLARSSL_ERROR_STRERROR_BC)
Paul Bakker9e36f042013-06-30 14:34:05 +0200266 * SHA2 renamed to SHA256, SHA4 renamed to SHA512 and functions accordingly
Paul Bakker548957d2013-08-30 10:30:02 +0200267 * All RSA operations require a random generator for blinding purposes
Paul Bakker45f21c72013-09-18 15:33:49 +0200268 * X509 core refactored
269 * x509_crt_verify() now case insensitive for cn (RFC 6125 6.4)
Paul Bakker5ad403f2013-09-18 21:21:30 +0200270 * Also compiles / runs without time-based functions (!POLARSSL_HAVE_TIME)
Paul Bakkerc27c4e22013-09-23 15:01:36 +0200271 * Support faulty X509 v1 certificates with extensions
272 (POLARSSL_X509_ALLOW_EXTENSIONS_NON_V3)
Paul Bakker9b5798d2013-03-13 13:53:00 +0100273
Paul Bakkereff2e6d2013-04-11 17:13:22 +0200274Bugfix
Paul Bakker73d44312013-05-22 13:56:26 +0200275 * Fixed parse error in ssl_parse_certificate_request()
Paul Bakkerabf2f8f2013-06-30 14:57:46 +0200276 * zlib compression/decompression skipped on empty blocks
Paul Bakker1e6a1752013-07-26 14:10:22 +0200277 * Support for AIX header locations in net.c module
Paul Bakker003dbad2013-09-09 17:26:14 +0200278 * Fixed file descriptor leaks
Paul Bakkereff2e6d2013-04-11 17:13:22 +0200279
Paul Bakkeraab30c12013-08-30 11:00:25 +0200280Security
281 * RSA blinding on CRT operations to counter timing attacks
282 (found by Cyril Arnaud and Pierre-Alain Fouque)
283
Paul Bakker3a2c0562013-10-07 16:22:05 +0200284= Version 1.2.10 released 2013-10-07
285Changes
286 * Changed RSA blinding to a slower but thread-safe version
287
288Bugfix
289 * Fixed memory leak in RSA as a result of introduction of blinding
290 * Fixed ssl_pkcs11_decrypt() prototype
291 * Fixed MSVC project files
292
Paul Bakkerd93d28e2013-10-01 10:12:42 +0200293= Version 1.2.9 released 2013-10-01
Paul Bakkerc13aab12013-09-26 10:12:19 +0200294Changes
295 * x509_verify() now case insensitive for cn (RFC 6125 6.4)
296
297Bugfix
298 * Fixed potential memory leak when failing to resume a session
299 * Fixed potential file descriptor leaks (found by Remi Gacogne)
300 * Minor fixes
301
302Security
303 * Fixed potential heap buffer overflow on large hostname setting
304 * Fixed potential negative value misinterpretation in load_file()
305 * RSA blinding on CRT operations to counter timing attacks
306 (found by Cyril Arnaud and Pierre-Alain Fouque)
307
Paul Bakkerde656232013-06-24 19:07:34 +0200308= Version 1.2.8 released 2013-06-19
309Features
310 * Parsing of PKCS#8 encrypted private key files
311 * PKCS#12 PBE and derivation functions
312 * Centralized module option values in config.h to allow user-defined
313 settings without editing header files by using POLARSSL_CONFIG_OPTIONS
314
315Changes
316 * HAVEGE random generator disabled by default
317 * Internally split up x509parse_key() into a (PEM) handler function
318 and specific DER parser functions for the PKCS#1 and unencrypted
319 PKCS#8 private key formats
320 * Added mechanism to provide alternative implementations for all
321 symmetric cipher and hash algorithms (e.g. POLARSSL_AES_ALT in
322 config.h)
323 * PKCS#5 module added. Moved PBKDF2 functionality inside and deprecated
324 old PBKDF2 module
325
326Bugfix
327 * Secure renegotiation extension should only be sent in case client
328 supports secure renegotiation
329 * Fixed offset for cert_type list in ssl_parse_certificate_request()
330 * Fixed const correctness issues that have no impact on the ABI
331 * x509parse_crt() now better handles PEM error situations
332 * ssl_parse_certificate() now calls x509parse_crt_der() directly
333 instead of the x509parse_crt() wrapper that can also parse PEM
334 certificates
335 * x509parse_crtpath() is now reentrant and uses more portable stat()
336 * Fixed bignum.c and bn_mul.h to support Thumb2 and LLVM compiler
337 * Fixed values for 2-key Triple DES in cipher layer
338 * ssl_write_certificate_request() can handle empty ca_chain
339
340Security
341 * A possible DoS during the SSL Handshake, due to faulty parsing of
342 PEM-encoded certificates has been fixed (found by Jack Lloyd)
343
344= Version 1.2.7 released 2013-04-13
345Features
346 * Ability to specify allowed ciphersuites based on the protocol version.
347
348Changes
349 * Default Blowfish keysize is now 128-bits
350 * Test suites made smaller to accommodate Raspberry Pi
351
352Bugfix
353 * Fix for MPI assembly for ARM
354 * GCM adapted to support sizes > 2^29
355
Paul Bakker90f042d2013-03-11 11:38:44 +0100356= Version 1.2.6 released 2013-03-11
Paul Bakkerc0463502013-02-14 11:19:38 +0100357Bugfix
358 * Fixed memory leak in ssl_free() and ssl_reset() for active session
Paul Bakker3d2dc0f2013-02-27 14:52:37 +0100359 * Corrected GCM counter incrementation to use only 32-bits instead of
360 128-bits (found by Yawning Angel)
Paul Bakkere3e4a592013-02-28 10:20:53 +0100361 * Fixes for 64-bit compilation with MS Visual Studio
Paul Bakker37286a52013-03-06 16:55:11 +0100362 * Fixed net_bind() for specified IP addresses on little endian systems
Paul Bakkerfb1cbd32013-03-06 18:14:52 +0100363 * Fixed assembly code for ARM (Thumb and regular) for some compilers
Paul Bakkerc0463502013-02-14 11:19:38 +0100364
Paul Bakkerb3869132013-02-28 17:21:01 +0100365Changes
366 * Internally split up rsa_pkcs1_encrypt(), rsa_pkcs1_decrypt(),
367 rsa_pkcs1_sign() and rsa_pkcs1_verify() to separate PKCS#1 v1.5 and
368 PKCS#1 v2.1 functions
Paul Bakkera43231c2013-02-28 17:33:49 +0100369 * Added support for custom labels when using rsa_rsaes_oaep_encrypt()
370 or rsa_rsaes_oaep_decrypt()
Paul Bakker78a8c712013-03-06 17:01:52 +0100371 * Re-added handling for SSLv2 Client Hello when the define
372 POLARSSL_SSL_SRV_SUPPORT_SSLV2_CLIENT_HELLO is set
Paul Bakkere81beda2013-03-06 17:40:46 +0100373 * The SSL session cache module (ssl_cache) now also retains peer_cert
374 information (not the entire chain)
Paul Bakkerb3869132013-02-28 17:21:01 +0100375
Paul Bakkere47b34b2013-02-27 14:48:00 +0100376Security
377 * Removed further timing differences during SSL message decryption in
378 ssl_decrypt_buf()
Paul Bakker8804f692013-02-28 18:06:26 +0100379 * Removed timing differences due to bad padding from
380 rsa_rsaes_pkcs1_v15_decrypt() and rsa_pkcs1_decrypt() for PKCS#1 v1.5
381 operations
Paul Bakkere47b34b2013-02-27 14:48:00 +0100382
Paul Bakkerc7a2da42013-02-02 19:23:57 +0100383= Version 1.2.5 released 2013-02-02
Paul Bakker8fe40dc2013-02-02 12:43:08 +0100384Changes
385 * Allow enabling of dummy error_strerror() to support some use-cases
Paul Bakkerd66f0702013-01-31 16:57:45 +0100386 * Debug messages about padding errors during SSL message decryption are
387 disabled by default and can be enabled with POLARSSL_SSL_DEBUG_ALL
Paul Bakker40865c82013-01-31 17:13:13 +0100388 * Sending of security-relevant alert messages that do not break
389 interoperability can be switched on/off with the flag
Paul Bakkera35aa542013-03-06 17:06:21 +0100390 POLARSSL_SSL_ALL_ALERT_MESSAGES
Paul Bakker8fe40dc2013-02-02 12:43:08 +0100391
Paul Bakker45829992013-01-03 14:52:21 +0100392Security
393 * Removed timing differences during SSL message decryption in
394 ssl_decrypt_buf() due to badly formatted padding
395
Paul Bakker14c56a32013-01-25 17:11:37 +0100396= Version 1.2.4 released 2013-01-25
Paul Bakker1961b702013-01-25 14:49:24 +0100397Changes
Paul Bakker68884e32013-01-07 18:20:04 +0100398 * More advanced SSL ciphersuite representation and moved to more dynamic
399 SSL core
Paul Bakker1961b702013-01-25 14:49:24 +0100400 * Added ssl_handshake_step() to allow single stepping the handshake process
401
Paul Bakker40628ba2013-01-03 10:50:31 +0100402Bugfix
403 * Memory leak when using RSA_PKCS_V21 operations fixed
Paul Bakker21dca692013-01-03 11:41:08 +0100404 * Handle future version properly in ssl_write_certificate_request()
Paul Bakker9c94cdd2013-01-22 13:45:33 +0100405 * Correctly handle CertificateRequest message in client for <= TLS 1.1
406 without DN list
Paul Bakker40628ba2013-01-03 10:50:31 +0100407
Paul Bakkerfb1ba782012-11-26 16:28:25 +0100408= Version 1.2.3 released 2012-11-26
409Bugfix
410 * Server not always sending correct CertificateRequest message
411
Paul Bakkerdf5069c2012-11-24 12:20:19 +0100412= Version 1.2.2 released 2012-11-24
Paul Bakkere667c982012-11-20 13:50:22 +0100413Changes
414 * Added p_hw_data to ssl_context for context specific hardware acceleration
415 data
Paul Bakkerdf5069c2012-11-24 12:20:19 +0100416 * During verify trust-CA is only checked for expiration and CRL presence
Paul Bakkere667c982012-11-20 13:50:22 +0100417
Paul Bakker7c90da92012-11-23 14:02:40 +0100418Bugfixes
Paul Bakkerdf5069c2012-11-24 12:20:19 +0100419 * Fixed client authentication compatibility
420 * Fixed dependency on POLARSSL_SHA4_C in SSL modules
Paul Bakker7c90da92012-11-23 14:02:40 +0100421
Paul Bakker14926332012-11-20 10:58:09 +0100422= Version 1.2.1 released 2012-11-20
Paul Bakker34d8dbc2012-11-14 12:11:38 +0000423Changes
424 * Depth that the certificate verify callback receives is now numbered
425 bottom-up (Peer cert depth is 0)
426
Paul Bakker7a2538e2012-11-02 10:59:36 +0000427Bugfixes
428 * Fixes for MSVC6
Paul Bakkerd9374b02012-11-02 11:02:58 +0000429 * Moved mpi_inv_mod() outside POLARSSL_GENPRIME
Paul Bakkerf02c5642012-11-13 10:25:21 +0000430 * Allow R and A to point to same mpi in mpi_div_mpi (found by Manuel
431 Pégourié-Gonnard)
Manuel Pégourié-Gonnarde44ec102012-11-17 12:42:51 +0100432 * Fixed possible segfault in mpi_shift_r() (found by Manuel
433 Pégourié-Gonnard)
Paul Bakker9daf0d02012-11-13 12:13:27 +0000434 * Added max length check for rsa_pkcs1_sign with PKCS#1 v2.1
Paul Bakker7a2538e2012-11-02 10:59:36 +0000435
Paul Bakkerc9c5df92012-10-31 13:55:27 +0000436= Version 1.2.0 released 2012-10-31
Paul Bakkerfab5c822012-02-06 16:45:10 +0000437Features
438 * Added support for NULL cipher (POLARSSL_CIPHER_NULL_CIPHER) and weak
439 ciphersuites (POLARSSL_ENABLE_WEAK_CIPHERSUITES). They are disabled by
440 default!
Paul Bakkera8cd2392012-02-11 16:09:32 +0000441 * Added support for wildcard certificates
442 * Added support for multi-domain certificates through the X509 Subject
443 Alternative Name extension
Paul Bakkerbdb912d2012-02-13 23:11:30 +0000444 * Added preliminary ASN.1 buffer writing support
445 * Added preliminary X509 Certificate Request writing support
446 * Added key_app_writer example application
447 * Added cert_req example application
Paul Bakker89e80c92012-03-20 13:50:09 +0000448 * Added base Galois Counter Mode (GCM) for AES
Paul Bakker48916f92012-09-16 19:57:18 +0000449 * Added TLS 1.2 support (RFC 5246)
Paul Bakkerca4ab492012-04-18 14:23:57 +0000450 * Added GCM suites to TLS 1.2 (RFC 5288)
Paul Bakker01cc3942012-05-08 08:36:15 +0000451 * Added commandline error code convertor (util/strerror)
Paul Bakker05ef8352012-05-08 09:17:57 +0000452 * Added support for Hardware Acceleration hooking in SSL/TLS
Paul Bakkere6ee41f2012-05-19 08:43:48 +0000453 * Added OpenSSL / PolarSSL compatibility script (tests/compat.sh) and
Paul Bakkerc9c5df92012-10-31 13:55:27 +0000454 example application (programs/ssl/o_p_test) (requires OpenSSL)
Paul Bakker8d914582012-06-04 12:46:42 +0000455 * Added X509 CA Path support
Paul Bakker4f9a7bb2012-07-02 08:36:36 +0000456 * Added Thumb assembly optimizations
Paul Bakker2770fbd2012-07-03 13:30:23 +0000457 * Added DEFLATE compression support as per RFC3749 (requires zlib)
Paul Bakker6132d0a2012-07-04 17:10:40 +0000458 * Added blowfish algorithm (Generic and cipher layer)
Paul Bakkerf518b162012-08-23 13:03:18 +0000459 * Added PKCS#5 PBKDF2 key derivation function
Paul Bakker48916f92012-09-16 19:57:18 +0000460 * Added Secure Renegotiation (RFC 5746)
Paul Bakker29b64762012-09-25 09:36:44 +0000461 * Added predefined DHM groups from RFC 5114
Paul Bakker0a597072012-09-25 21:55:46 +0000462 * Added simple SSL session cache implementation
Paul Bakker5701cdc2012-09-27 21:49:42 +0000463 * Added ServerName extension parsing (SNI) at server side
Paul Bakker1d29fb52012-09-28 13:28:45 +0000464 * Added option to add minimum accepted SSL/TLS protocol version
Paul Bakkerfab5c822012-02-06 16:45:10 +0000465
Paul Bakker1504af52012-02-11 16:17:43 +0000466Changes
467 * Removed redundant POLARSSL_DEBUG_MSG define
Paul Bakker048d04e2012-02-12 17:31:04 +0000468 * AES code only check for Padlock once
Paul Bakker6b906e52012-05-08 12:01:43 +0000469 * Fixed const-correctness mpi_get_bit()
470 * Documentation for mpi_lsb() and mpi_msb()
Paul Bakker186751d2012-05-08 13:16:14 +0000471 * Moved out_msg to out_hdr + 32 to support hardware acceleration
Paul Bakker4d2c1242012-05-10 14:12:46 +0000472 * Changed certificate verify behaviour to comply with RFC 6125 section 6.3
Paul Bakker5b377842012-05-16 07:57:36 +0000473 to not match CN if subjectAltName extension is present (Closes ticket #56)
Paul Bakker6132d0a2012-07-04 17:10:40 +0000474 * Cipher layer cipher_mode_t POLARSSL_MODE_CFB128 is renamed to
475 POLARSSL_MODE_CFB, to also handle different block size CFB modes.
Paul Bakkerec636f32012-09-09 19:17:02 +0000476 * Removed handling for SSLv2 Client Hello (as per RFC 5246 recommendation)
Paul Bakker0a597072012-09-25 21:55:46 +0000477 * Revamped session resumption handling
Paul Bakkereb2c6582012-09-27 19:15:01 +0000478 * Generalized external private key implementation handling (like PKCS#11)
479 in SSL/TLS
Paul Bakker915275b2012-09-28 07:10:55 +0000480 * Revamped x509_verify() and the SSL f_vrfy callback implementations
Paul Bakker5c2364c2012-10-01 14:41:15 +0000481 * Moved from unsigned long to fixed width uint32_t types throughout code
Paul Bakker645ce3a2012-10-31 12:32:41 +0000482 * Renamed ciphersuites naming scheme to IANA reserved names
Paul Bakker1504af52012-02-11 16:17:43 +0000483
Paul Bakker37824582012-03-22 14:10:22 +0000484Bugfix
Paul Bakker7beceb22012-03-22 14:19:49 +0000485 * Fixed handling error in mpi_cmp_mpi() on longer B values (found by
486 Hui Dong)
Paul Bakker430ffbe2012-05-01 08:14:20 +0000487 * Fixed potential heap corruption in x509_name allocation
Paul Bakker5b377842012-05-16 07:57:36 +0000488 * Fixed single RSA test that failed on Big Endian systems (Closes ticket #54)
Paul Bakkerf6198c12012-05-16 08:02:29 +0000489 * mpi_exp_mod() now correctly handles negative base numbers (Closes ticket
490 #52)
Paul Bakkere6ee41f2012-05-19 08:43:48 +0000491 * Handle encryption with private key and decryption with public key as per
492 RFC 2313
Paul Bakkercefb3962012-06-27 11:51:09 +0000493 * Handle empty certificate subject names
Paul Bakker535e97d2012-08-23 10:49:55 +0000494 * Prevent reading over buffer boundaries on X509 certificate parsing
Paul Bakkerd4c2bd72012-09-16 21:35:30 +0000495 * mpi_add_abs() now correctly handles adding short numbers to long numbers
Paul Bakker995a2152012-09-25 08:19:56 +0000496 with carry rollover (found by Ruslan Yushchenko)
Paul Bakkerb00ca422012-09-25 12:10:00 +0000497 * Handle existence of OpenSSL Trust Extensions at end of X.509 DER blob
Paul Bakker4f024b72012-10-30 07:29:57 +0000498 * Fixed MPI assembly for SPARC64 platform
Paul Bakker37824582012-03-22 14:10:22 +0000499
Paul Bakker452d5322012-04-05 12:07:34 +0000500Security
Paul Bakker3c16db92012-07-05 13:58:08 +0000501 * Fixed potential memory zeroization on miscrafted RSA key (found by Eloi
502 Vanderbeken)
Paul Bakker452d5322012-04-05 12:07:34 +0000503
Paul Bakkerd93d28e2013-10-01 10:12:42 +0200504= Version 1.1.8 released on 2013-10-01
Paul Bakkerc13aab12013-09-26 10:12:19 +0200505Bugfix
506 * Fixed potential memory leak when failing to resume a session
507 * Fixed potential file descriptor leaks
508
509Security
510 * Potential buffer-overflow for ssl_read_record() (independently found by
511 both TrustInSoft and Paul Brodeur of Leviathan Security Group)
512 * Potential negative value misinterpretation in load_file()
513 * Potential heap buffer overflow on large hostname setting
514
Paul Bakker248fff52013-06-24 19:08:50 +0200515= Version 1.1.7 released on 2013-06-19
516Changes
517 * HAVEGE random generator disabled by default
518
519Bugfix
520 * x509parse_crt() now better handles PEM error situations
521 * ssl_parse_certificate() now calls x509parse_crt_der() directly
522 instead of the x509parse_crt() wrapper that can also parse PEM
523 certificates
524 * Fixed values for 2-key Triple DES in cipher layer
525 * ssl_write_certificate_request() can handle empty ca_chain
526
527Security
528 * A possible DoS during the SSL Handshake, due to faulty parsing of
529 PEM-encoded certificates has been fixed (found by Jack Lloyd)
530
531= Version 1.1.6 released on 2013-03-11
532Bugfix
533 * Fixed net_bind() for specified IP addresses on little endian systems
534
535Changes
536 * Allow enabling of dummy error_strerror() to support some use-cases
537 * Debug messages about padding errors during SSL message decryption are
538 disabled by default and can be enabled with POLARSSL_SSL_DEBUG_ALL
539
540Security
541 * Removed timing differences during SSL message decryption in
542 ssl_decrypt_buf()
543 * Removed timing differences due to bad padding from
544 rsa_rsaes_pkcs1_v15_decrypt() and rsa_pkcs1_decrypt() for PKCS#1 v1.5
545 operations
546
Paul Bakker9d2bb652013-01-25 16:07:49 +0100547= Version 1.1.5 released on 2013-01-16
548Bugfix
549 * Fixed MPI assembly for SPARC64 platform
550 * Handle existence of OpenSSL Trust Extensions at end of X.509 DER blob
551 * mpi_add_abs() now correctly handles adding short numbers to long numbers
552 with carry rollover
553 * Moved mpi_inv_mod() outside POLARSSL_GENPRIME
554 * Prevent reading over buffer boundaries on X509 certificate parsing
555 * mpi_exp_mod() now correctly handles negative base numbers (Closes ticket
556 #52)
557 * Fixed possible segfault in mpi_shift_r() (found by Manuel
558 Pégourié-Gonnard)
559 * Allow R and A to point to same mpi in mpi_div_mpi (found by Manuel
560 Pégourié-Gonnard)
561 * Added max length check for rsa_pkcs1_sign with PKCS#1 v2.1
562 * Memory leak when using RSA_PKCS_V21 operations fixed
563 * Handle encryption with private key and decryption with public key as per
564 RFC 2313
565 * Fixes for MSVC6
566
567Security
568 * Fixed potential memory zeroization on miscrafted RSA key (found by Eloi
569 Vanderbeken)
570
Paul Bakkerd5834bb2012-10-02 14:38:56 +0000571= Version 1.1.4 released on 2012-05-31
572Bugfix
573 * Correctly handle empty SSL/TLS packets (Found by James Yonan)
574 * Fixed potential heap corruption in x509_name allocation
575 * Fixed single RSA test that failed on Big Endian systems (Closes ticket #54)
576
Paul Bakkerfad38932012-05-08 09:04:04 +0000577= Version 1.1.3 released on 2012-04-29
578Bugfix
579 * Fixed random MPI generation to not generate more size than requested.
580
581= Version 1.1.2 released on 2012-04-26
582Bugfix
583 * Fixed handling error in mpi_cmp_mpi() on longer B values (found by
584 Hui Dong)
585
586Security
587 * Fixed potential memory corruption on miscrafted client messages (found by
588 Frama-C team at CEA LIST)
589 * Fixed generation of DHM parameters to correct length (found by Ruslan
590 Yushchenko)
591
Paul Bakker99955bf2012-01-23 09:31:41 +0000592= Version 1.1.1 released on 2012-01-23
Paul Bakkerb15b8512012-01-13 13:44:06 +0000593Bugfix
594 * Check for failed malloc() in ssl_set_hostname() and x509_get_entries()
595 (Closes ticket #47, found by Hugo Leisink)
Paul Bakker2ec0a562012-01-21 05:41:23 +0000596 * Fixed issues with Intel compiler on 64-bit systems (Closes ticket #50)
Paul Bakker99955bf2012-01-23 09:31:41 +0000597 * Fixed multiple compiler warnings for VS6 and armcc
598 * Fixed bug in CTR_CRBG selftest
Paul Bakkerb15b8512012-01-13 13:44:06 +0000599
Paul Bakker08a50882011-12-22 09:43:57 +0000600= Version 1.1.0 released on 2011-12-22
Paul Bakker7eb013f2011-10-06 12:37:39 +0000601Features
602 * Added ssl_session_reset() to allow better multi-connection pools of
603 SSL contexts without needing to set all non-connection-specific
604 data and pointers again. Adapted ssl_server to use this functionality.
Paul Bakker490ecc82011-10-06 13:04:09 +0000605 * Added ssl_set_max_version() to allow clients to offer a lower maximum
606 supported version to a server to help buggy server implementations.
607 (Closes ticket #36)
Paul Bakker03a30d32011-11-11 10:55:02 +0000608 * Added cipher_get_cipher_mode() and cipher_get_cipher_operation()
609 introspection functions (Closes ticket #40)
Paul Bakker0e04d0e2011-11-27 14:46:59 +0000610 * Added CTR_DRBG based on AES-256-CTR (NIST SP 800-90) random generator
Paul Bakker6083fd22011-12-03 21:45:14 +0000611 * Added a generic entropy accumulator that provides support for adding
612 custom entropy sources and added some generic and platform dependent
613 entropy sources
Paul Bakker7eb013f2011-10-06 12:37:39 +0000614
Paul Bakkerca6f3e22011-10-06 13:11:08 +0000615Changes
616 * Documentation for AES and Camellia in modes CTR and CFB128 clarified.
Paul Bakkerd246ed32011-10-06 13:18:27 +0000617 * Fixed rsa_encrypt and rsa_decrypt examples to use public key for
618 encryption and private key for decryption. (Closes ticket #34)
Paul Bakkerc4909d92011-10-12 09:52:22 +0000619 * Inceased maximum size of ASN1 length reads to 32-bits.
Paul Bakkerfbc09f32011-10-12 09:56:41 +0000620 * Added an EXPLICIT tag number parameter to x509_get_ext()
Paul Bakkerb5a11ab2011-10-12 09:58:41 +0000621 * Added a separate CRL entry extension parsing function
Paul Bakkerefc30292011-11-10 14:43:23 +0000622 * Separated the ASN.1 parsing code from the X.509 specific parsing code.
623 So now there is a module that is controlled with POLARSSL_ASN1_PARSE_C.
Paul Bakker5e18aed2011-11-15 15:38:45 +0000624 * Changed the defined key-length of DES ciphers in cipher.h to include the
625 parity bits, to prevent mistakes in copying data. (Closes ticket #33)
Paul Bakkercce9d772011-11-18 14:26:47 +0000626 * Loads of minimal changes to better support WINCE as a build target
Paul Bakker2e6d5322011-11-18 14:34:17 +0000627 (Credits go to Marco Lizza)
Paul Bakkerb6d5f082011-11-25 11:52:11 +0000628 * Added POLARSSL_MPI_WINDOW_SIZE definition to allow easier time to memory
629 trade-off
Paul Bakkerfe3256e2011-11-25 12:11:43 +0000630 * Introduced POLARSSL_MPI_MAX_SIZE and POLARSSL_MPI_MAX_BITS for MPI size
631 management (Closes ticket #44)
Paul Bakkera3d195c2011-11-27 21:07:34 +0000632 * Changed the used random function pointer to more flexible format. Renamed
633 havege_rand() to havege_random() to prevent mistakes. Lots of changes as
Paul Bakkera35aa542013-03-06 17:06:21 +0100634 a consequence in library code and programs
Paul Bakker508ad5a2011-12-04 17:09:26 +0000635 * Moved all examples programs to use the new entropy and CTR_DRBG
Paul Bakker6c0ceb32011-12-04 12:24:18 +0000636 * Added permissive certificate parsing to x509parse_crt() and
637 x509parse_crtfile(). With permissive parsing the parsing does not stop on
Paul Bakkera35aa542013-03-06 17:06:21 +0100638 encountering a parse-error. Beware that the meaning of return values has
639 changed!
Paul Bakker69e095c2011-12-10 21:55:01 +0000640 * All error codes are now negative. Even on mermory failures and IO errors.
Paul Bakkerca6f3e22011-10-06 13:11:08 +0000641
Paul Bakkerfa1c5922011-10-06 14:18:49 +0000642Bugfix
643 * Fixed faulty HMAC-MD2 implementation. Found by dibac. (Closes
644 ticket #37)
Paul Bakker3329d1f2011-10-12 09:55:01 +0000645 * Fixed a bug where the CRL parser expected an EXPLICIT ASN.1 tag
646 before version numbers
Paul Bakkercebdf172011-11-11 15:01:31 +0000647 * Allowed X509 key usage parsing to accept 4 byte values instead of the
648 standard 1 byte version sometimes used by Microsoft. (Closes ticket #38)
Paul Bakker1fe7d9b2011-11-15 15:26:03 +0000649 * Fixed incorrect behaviour in case of RSASSA-PSS with a salt length
650 smaller than the hash length. (Closes ticket #41)
Paul Bakker03c7c252011-11-25 12:37:37 +0000651 * If certificate serial is longer than 32 octets, serial number is now
652 appended with '....' after first 28 octets
Paul Bakker44637402011-11-26 09:23:07 +0000653 * Improved build support for s390x and sparc64 in bignum.h
Paul Bakker4f5ae802011-12-04 22:10:28 +0000654 * Fixed MS Visual C++ name clash with int64 in sha4.h
Paul Bakkerc50132d2011-12-05 14:38:36 +0000655 * Corrected removal of leading "00:" in printing serial numbers in
Paul Bakkerc8ffbe72011-12-05 14:22:49 +0000656 certificates and CRLs
Paul Bakkerfa1c5922011-10-06 14:18:49 +0000657
Paul Bakker968bc982011-07-27 17:03:00 +0000658= Version 1.0.0 released on 2011-07-27
Paul Bakker343a8702011-06-09 14:27:58 +0000659Features
660 * Expanded cipher layer with support for CFB128 and CTR mode
Paul Bakker7bc05ff2011-08-09 10:30:36 +0000661 * Added rsa_encrypt and rsa_decrypt simple example programs.
Paul Bakker343a8702011-06-09 14:27:58 +0000662
Paul Bakker42e59812011-06-09 15:55:41 +0000663Changes
664 * The generic cipher and message digest layer now have normal error
665 codes instead of integers
666
Paul Bakker887bd502011-06-08 13:10:54 +0000667Bugfix
668 * Undid faulty bug fix in ssl_write() when flushing old data (Ticket
669 #18)
670
Paul Bakker828acb22011-05-27 09:25:42 +0000671= Version 0.99-pre5 released on 2011-05-26
Paul Bakkerb6ecaf52011-04-19 14:29:23 +0000672Features
673 * Added additional Cipher Block Modes to symmetric ciphers
674 (AES CTR, Camellia CTR, XTEA CBC) including the option to
Paul Bakkera35aa542013-03-06 17:06:21 +0100675 enable and disable individual modes when needed
Paul Bakker335db3f2011-04-25 15:28:35 +0000676 * Functions requiring File System functions can now be disabled
677 by undefining POLARSSL_FS_IO
Paul Bakker9d781402011-05-09 16:17:09 +0000678 * A error_strerror function() has been added to translate between
679 error codes and their description.
Paul Bakker2f5947e2011-05-18 15:47:11 +0000680 * Added mpi_get_bit() and mpi_set_bit() individual bit setter/getter
681 functions.
Paul Bakker1496d382011-05-23 12:07:29 +0000682 * Added ssl_mail_client and ssl_fork_server as example programs.
Paul Bakkerb6ecaf52011-04-19 14:29:23 +0000683
Paul Bakker23986e52011-04-24 08:57:21 +0000684Changes
685 * Major argument / variable rewrite. Introduced use of size_t
686 instead of int for buffer lengths and loop variables for
Paul Bakkera35aa542013-03-06 17:06:21 +0100687 better unsigned / signed use. Renamed internal bigint types
688 t_int and t_dbl to t_uint and t_udbl in the process
Paul Bakker6c591fa2011-05-05 11:49:20 +0000689 * mpi_init() and mpi_free() now only accept a single MPI
690 argument and do not accept variable argument lists anymore.
Paul Bakker9d781402011-05-09 16:17:09 +0000691 * The error codes have been remapped and combining error codes
692 is now done with a PLUS instead of an OR as error codes
Paul Bakkera35aa542013-03-06 17:06:21 +0100693 used are negative.
Paul Bakker831a7552011-05-18 13:32:51 +0000694 * Changed behaviour of net_read(), ssl_fetch_input() and ssl_recv().
695 net_recv() now returns 0 on EOF instead of
Paul Bakkera35aa542013-03-06 17:06:21 +0100696 POLARSSL_ERR_NET_CONN_RESET. ssl_fetch_input() returns
697 POLARSSL_ERR_SSL_CONN_EOF on an EOF from its f_recv() function.
698 ssl_read() returns 0 if a POLARSSL_ERR_SSL_CONN_EOF is received
699 after the handshake.
Paul Bakker831a7552011-05-18 13:32:51 +0000700 * Network functions now return POLARSSL_ERR_NET_WANT_READ or
701 POLARSSL_ERR_NET_WANT_WRITE instead of the ambiguous
Paul Bakkera35aa542013-03-06 17:06:21 +0100702 POLARSSL_ERR_NET_TRY_AGAIN
Paul Bakker23986e52011-04-24 08:57:21 +0000703
Paul Bakker3efa5752011-04-01 12:23:26 +0000704= Version 0.99-pre4 released on 2011-04-01
Paul Bakker9dcc3222011-03-08 14:16:06 +0000705Features
706 * Added support for PKCS#1 v2.1 encoding and thus support
707 for the RSAES-OAEP and RSASSA-PSS operations.
Paul Bakkere77db2e2011-03-25 14:01:32 +0000708 * Reading of Public Key files incorporated into default x509
709 functionality as well.
Paul Bakker287781a2011-03-26 13:18:49 +0000710 * Added mpi_fill_random() for centralized filling of big numbers
711 with random data (Fixed ticket #10)
Paul Bakker9dcc3222011-03-08 14:16:06 +0000712
Paul Bakkerbe4e7dc2011-03-14 20:41:31 +0000713Changes
714 * Debug print of MPI now removes leading zero octets and
715 displays actual bit size of the value.
Paul Bakker98675492011-03-26 13:17:12 +0000716 * x509parse_key() (and as a consequence x509parse_keyfile())
717 does not zeroize memory in advance anymore. Use rsa_init()
Paul Bakkera35aa542013-03-06 17:06:21 +0100718 before parsing a key or keyfile!
Paul Bakkerbe4e7dc2011-03-14 20:41:31 +0000719
720Bugfix
721 * Debug output of MPI's now the same independent of underlying
722 platform (32-bit / 64-bit) (Fixes ticket #19, found by Mads
Paul Bakkera35aa542013-03-06 17:06:21 +0100723 Kiilerich and Mihai Militaru)
Paul Bakker1fd00bf2011-03-14 20:50:15 +0000724 * Fixed bug in ssl_write() when flushing old data (Fixed ticket
725 #18, found by Nikolay Epifanov)
Paul Bakkere77db2e2011-03-25 14:01:32 +0000726 * Fixed proper handling of RSASSA-PSS verification with variable
727 length salt lengths
Paul Bakkerbe4e7dc2011-03-14 20:41:31 +0000728
Paul Bakker345a6fe2011-02-28 21:20:02 +0000729= Version 0.99-pre3 released on 2011-02-28
730This release replaces version 0.99-pre2 which had possible copyright issues.
Paul Bakker96743fc2011-02-12 14:30:57 +0000731Features
732 * Parsing PEM private keys encrypted with DES and AES
733 are now supported as well (Fixes ticket #5)
Paul Bakkera9507c02011-02-12 15:27:28 +0000734 * Added crl_app program to allow easy reading and
735 printing of X509 CRLs from file
Paul Bakker96743fc2011-02-12 14:30:57 +0000736
737Changes
738 * Parsing of PEM files moved to separate module (Fixes
739 ticket #13). Also possible to remove PEM support for
Paul Bakkera35aa542013-03-06 17:06:21 +0100740 systems only using DER encoding
Paul Bakker96743fc2011-02-12 14:30:57 +0000741
Paul Bakker400ff6f2011-02-20 10:40:16 +0000742Bugfixes
743 * Corrected parsing of UTCTime dates before 1990 and
744 after 1950
745 * Support more exotic OID's when parsing certificates
Paul Bakkere2a39cc2011-02-20 13:49:27 +0000746 (found by Mads Kiilerich)
Paul Bakker400ff6f2011-02-20 10:40:16 +0000747 * Support more exotic name representations when parsing
Paul Bakkere2a39cc2011-02-20 13:49:27 +0000748 certificates (found by Mads Kiilerich)
Paul Bakker400ff6f2011-02-20 10:40:16 +0000749 * Replaced the expired test certificates
Paul Bakkere2a39cc2011-02-20 13:49:27 +0000750 * Do not bail out if no client certificate specified. Try
751 to negotiate anonymous connection (Fixes ticket #12,
Paul Bakkera35aa542013-03-06 17:06:21 +0100752 found by Boris Krasnovskiy)
Paul Bakker400ff6f2011-02-20 10:40:16 +0000753
Paul Bakker345a6fe2011-02-28 21:20:02 +0000754Security fixes
755 * Fixed a possible Man-in-the-Middle attack on the
756 Diffie Hellman key exchange (thanks to Larry Highsmith,
Paul Bakkera35aa542013-03-06 17:06:21 +0100757 Subreption LLC)
Paul Bakker345a6fe2011-02-28 21:20:02 +0000758
Paul Bakker9fc46592011-01-30 16:59:02 +0000759= Version 0.99-pre1 released on 2011-01-30
Paul Bakker37ca75d2011-01-06 12:28:03 +0000760Features
Paul Bakkerb63b0af2011-01-13 17:54:59 +0000761Note: Most of these features have been donated by Fox-IT
762 * Added Doxygen source code documentation parts
Paul Bakker1b57b062011-01-06 15:48:19 +0000763 * Added reading of DHM context from memory and file
Paul Bakker74111d32011-01-15 16:57:55 +0000764 * Improved X509 certificate parsing to include extended
Paul Bakker76fd75a2011-01-16 21:12:10 +0000765 certificate fields, including Key Usage
766 * Improved certificate verification and verification
767 against the available CRLs
Paul Bakker1f87fb62011-01-15 17:32:24 +0000768 * Detection for DES weak keys and parity bits added
Paul Bakker72f62662011-01-16 21:27:44 +0000769 * Improvements to support integration in other
770 applications:
771 + Added generic message digest and cipher wrapper
772 + Improved information about current capabilities,
773 status, objects and configuration
774 + Added verification callback on certificate chain
775 verification to allow external blacklisting
Paul Bakker20a78082011-01-21 09:32:12 +0000776 + Additional example programs to show usage
Paul Bakker43b7e352011-01-18 15:27:19 +0000777 * Added support for PKCS#11 through the use of the
778 libpkcs11-helper library
Paul Bakker37ca75d2011-01-06 12:28:03 +0000779
Paul Bakkerb6194992011-01-16 21:40:22 +0000780Changes
781 * x509parse_time_expired() checks time in addition to
782 the existing date check
Paul Bakkere3166ce2011-01-27 17:40:50 +0000783 * The ciphers member of ssl_context and the cipher member
784 of ssl_session have been renamed to ciphersuites and
Paul Bakkera35aa542013-03-06 17:06:21 +0100785 ciphersuite respectively. This clarifies the difference
786 with the generic cipher layer and is better naming
787 altogether
Paul Bakkerb6194992011-01-16 21:40:22 +0000788
Paul Bakker99ed6782011-01-05 14:48:42 +0000789= Version 0.14.0 released on 2010-08-16
790Features
791 * Added support for SSL_EDH_RSA_AES_128_SHA and
792 SSL_EDH_RSA_CAMELLIA_128_SHA ciphersuites
793 * Added compile-time and run-time version information
794 * Expanded ssl_client2 arguments for more flexibility
795 * Added support for TLS v1.1
796
797Changes
798 * Made Makefile cleaner
799 * Removed dependency on rand() in rsa_pkcs1_encrypt().
800 Now using random fuction provided to function and
Paul Bakkera35aa542013-03-06 17:06:21 +0100801 changed the prototype of rsa_pkcs1_encrypt(),
802 rsa_init() and rsa_gen_key().
Paul Bakker99ed6782011-01-05 14:48:42 +0000803 * Some SSL defines were renamed in order to avoid
804 future confusion
805
806Bug fixes
807 * Fixed CMake out of source build for tests (found by
808 kkert)
809 * rsa_check_private() now supports PKCS1v2 keys as well
810 * Fixed deadlock in rsa_pkcs1_encrypt() on failing random
811 generator
812
813= Version 0.13.1 released on 2010-03-24
814Bug fixes
815 * Fixed Makefile in library that was mistakenly merged
816 * Added missing const string fixes
817
818= Version 0.13.0 released on 2010-03-21
819Features
820 * Added option parsing for host and port selection to
821 ssl_client2
822 * Added support for GeneralizedTime in X509 parsing
823 * Added cert_app program to allow easy reading and
824 printing of X509 certificates from file or SSL
825 connection.
826
827Changes
828 * Added const correctness for main code base
829 * X509 signature algorithm determination is now
830 in a function to allow easy future expansion
831 * Changed symmetric cipher functions to
832 identical interface (returning int result values)
Paul Bakker60b1d102013-10-29 10:02:51 +0100833 * Changed ARC4 to use separate input/output buffer
Paul Bakker99ed6782011-01-05 14:48:42 +0000834 * Added reset function for HMAC context as speed-up
835 for specific use-cases
836
837Bug fixes
838 * Fixed bug resulting in failure to send the last
839 certificate in the chain in ssl_write_certificate() and
840 ssl_write_certificate_request() (found by fatbob)
841 * Added small fixes for compiler warnings on a Mac
842 (found by Frank de Brabander)
843 * Fixed algorithmic bug in mpi_is_prime() (found by
844 Smbat Tonoyan)
845
846= Version 0.12.1 released on 2009-10-04
847Changes
848 * Coverage test definitions now support 'depends_on'
849 tagging system.
850 * Tests requiring specific hashing algorithms now honor
851 the defines.
852
853Bug fixes
854 * Changed typo in #ifdef in x509parse.c (found
855 by Eduardo)
856
857= Version 0.12.0 released on 2009-07-28
858Features
859 * Added CMake makefiles as alternative to regular Makefiles.
860 * Added preliminary Code Coverage tests for AES, ARC4,
861 Base64, MPI, SHA-family, MD-family, HMAC-SHA-family,
862 Camellia, DES, 3-DES, RSA PKCS#1, XTEA, Diffie-Hellman
863 and X509parse.
864
865Changes
866 * Error codes are not (necessarily) negative. Keep
867 this is mind when checking for errors.
868 * RSA_RAW renamed to SIG_RSA_RAW for consistency.
869 * Fixed typo in name of POLARSSL_ERR_RSA_OUTPUT_TOO_LARGE.
870 * Changed interface for AES and Camellia setkey functions
871 to indicate invalid key lengths.
872
873Bug fixes
874 * Fixed include location of endian.h on FreeBSD (found by
875 Gabriel)
876 * Fixed include location of endian.h and name clash on
877 Apples (found by Martin van Hensbergen)
878 * Fixed HMAC-MD2 by modifying md2_starts(), so that the
879 required HMAC ipad and opad variables are not cleared.
880 (found by code coverage tests)
881 * Prevented use of long long in bignum if
882 POLARSSL_HAVE_LONGLONG not defined (found by Giles
883 Bathgate).
884 * Fixed incorrect handling of negative strings in
885 mpi_read_string() (found by code coverage tests).
886 * Fixed segfault on handling empty rsa_context in
887 rsa_check_pubkey() and rsa_check_privkey() (found by
888 code coverage tests).
889 * Fixed incorrect handling of one single negative input
890 value in mpi_add_abs() (found by code coverage tests).
891 * Fixed incorrect handling of negative first input
892 value in mpi_sub_abs() (found by code coverage tests).
893 * Fixed incorrect handling of negative first input
894 value in mpi_mod_mpi() and mpi_mod_int(). Resulting
895 change also affects mpi_write_string() (found by code
896 coverage tests).
897 * Corrected is_prime() results for 0, 1 and 2 (found by
898 code coverage tests).
899 * Fixed Camellia and XTEA for 64-bit Windows systems.
900
901= Version 0.11.1 released on 2009-05-17
902 * Fixed missing functionality for SHA-224, SHA-256, SHA384,
903 SHA-512 in rsa_pkcs1_sign()
904
905= Version 0.11.0 released on 2009-05-03
906 * Fixed a bug in mpi_gcd() so that it also works when both
907 input numbers are even and added testcases to check
908 (found by Pierre Habouzit).
909 * Added support for SHA-224, SHA-256, SHA-384 and SHA-512
910 one way hash functions with the PKCS#1 v1.5 signing and
911 verification.
912 * Fixed minor bug regarding mpi_gcd located within the
913 POLARSSL_GENPRIME block.
914 * Fixed minor memory leak in x509parse_crt() and added better
915 handling of 'full' certificate chains (found by Mathias
916 Olsson).
917 * Centralized file opening and reading for x509 files into
918 load_file()
919 * Made definition of net_htons() endian-clean for big endian
920 systems (Found by Gernot).
921 * Undefining POLARSSL_HAVE_ASM now also handles prevents asm in
922 padlock and timing code.
923 * Fixed an off-by-one buffer allocation in ssl_set_hostname()
924 responsible for crashes and unwanted behaviour.
925 * Added support for Certificate Revocation List (CRL) parsing.
926 * Added support for CRL revocation to x509parse_verify() and
927 SSL/TLS code.
928 * Fixed compatibility of XTEA and Camellia on a 64-bit system
929 (found by Felix von Leitner).
930
931= Version 0.10.0 released on 2009-01-12
932 * Migrated XySSL to PolarSSL
933 * Added XTEA symmetric cipher
934 * Added Camellia symmetric cipher
935 * Added support for ciphersuites: SSL_RSA_CAMELLIA_128_SHA,
936 SSL_RSA_CAMELLIA_256_SHA and SSL_EDH_RSA_CAMELLIA_256_SHA
937 * Fixed dangerous bug that can cause a heap overflow in
938 rsa_pkcs1_decrypt (found by Christophe Devine)
939
940================================================================
941XySSL ChangeLog
942
943= Version 0.9 released on 2008-03-16
944
945 * Added support for ciphersuite: SSL_RSA_AES_128_SHA
946 * Enabled support for large files by default in aescrypt2.c
947 * Preliminary openssl wrapper contributed by David Barrett
948 * Fixed a bug in ssl_write() that caused the same payload to
949 be sent twice in non-blocking mode when send returns EAGAIN
950 * Fixed ssl_parse_client_hello(): session id and challenge must
951 not be swapped in the SSLv2 ClientHello (found by Greg Robson)
952 * Added user-defined callback debug function (Krystian Kolodziej)
953 * Before freeing a certificate, properly zero out all cert. data
954 * Fixed the "mode" parameter so that encryption/decryption are
955 not swapped on PadLock; also fixed compilation on older versions
956 of gcc (bug reported by David Barrett)
957 * Correctly handle the case in padlock_xcryptcbc() when input or
958 ouput data is non-aligned by falling back to the software
959 implementation, as VIA Nehemiah cannot handle non-aligned buffers
960 * Fixed a memory leak in x509parse_crt() which was reported by Greg
961 Robson-Garth; some x509write.c fixes by Pascal Vizeli, thanks to
962 Matthew Page who reported several bugs
963 * Fixed x509_get_ext() to accept some rare certificates which have
964 an INTEGER instead of a BOOLEAN for BasicConstraints::cA.
965 * Added support on the client side for the TLS "hostname" extension
966 (patch contributed by David Patino)
967 * Make x509parse_verify() return BADCERT_CN_MISMATCH when an empty
968 string is passed as the CN (bug reported by spoofy)
969 * Added an option to enable/disable the BN assembly code
970 * Updated rsa_check_privkey() to verify that (D*E) = 1 % (P-1)*(Q-1)
971 * Disabled obsolete hash functions by default (MD2, MD4); updated
972 selftest and benchmark to not test ciphers that have been disabled
973 * Updated x509parse_cert_info() to correctly display byte 0 of the
974 serial number, setup correct server port in the ssl client example
975 * Fixed a critical denial-of-service with X.509 cert. verification:
976 peer may cause xyssl to loop indefinitely by sending a certificate
977 for which the RSA signature check fails (bug reported by Benoit)
978 * Added test vectors for: AES-CBC, AES-CFB, DES-CBC and 3DES-CBC,
979 HMAC-MD5, HMAC-SHA1, HMAC-SHA-256, HMAC-SHA-384, and HMAC-SHA-512
980 * Fixed HMAC-SHA-384 and HMAC-SHA-512 (thanks to Josh Sinykin)
981 * Modified ssl_parse_client_key_exchange() to protect against
982 Daniel Bleichenbacher attack on PKCS#1 v1.5 padding, as well
983 as the Klima-Pokorny-Rosa extension of Bleichenbacher's attack
984 * Updated rsa_gen_key() so that ctx->N is always nbits in size
985 * Fixed assembly PPC compilation errors on Mac OS X, thanks to
986 David Barrett and Dusan Semen
987
988= Version 0.8 released on 2007-10-20
989
990 * Modified the HMAC functions to handle keys larger
991 than 64 bytes, thanks to Stephane Desneux and gary ng
992 * Fixed ssl_read_record() to properly update the handshake
993 message digests, which fixes IE6/IE7 client authentication
994 * Cleaned up the XYSSL* #defines, suggested by Azriel Fasten
995 * Fixed net_recv(), thanks to Lorenz Schori and Egon Kocjan
996 * Added user-defined callbacks for handling I/O and sessions
997 * Added lots of debugging output in the SSL/TLS functions
998 * Added preliminary X.509 cert. writing by Pascal Vizeli
999 * Added preliminary support for the VIA PadLock routines
1000 * Added AES-CFB mode of operation, contributed by chmike
1001 * Added an SSL/TLS stress testing program (ssl_test.c)
1002 * Updated the RSA PKCS#1 code to allow choosing between
1003 RSA_PUBLIC and RSA_PRIVATE, as suggested by David Barrett
1004 * Updated ssl_read() to skip 0-length records from OpenSSL
1005 * Fixed the make install target to comply with *BSD make
1006 * Fixed a bug in mpi_read_binary() on 64-bit platforms
1007 * mpi_is_prime() speedups, thanks to Kevin McLaughlin
1008 * Fixed a long standing memory leak in mpi_is_prime()
1009 * Replaced realloc with malloc in mpi_grow(), and set
1010 the sign of zero as positive in mpi_init() (reported
1011 by Jonathan M. McCune)
1012
1013= Version 0.7 released on 2007-07-07
1014
1015 * Added support for the MicroBlaze soft-core processor
1016 * Fixed a bug in ssl_tls.c which sometimes prevented SSL
1017 connections from being established with non-blocking I/O
1018 * Fixed a couple bugs in the VS6 and UNIX Makefiles
1019 * Fixed the "PIC register ebx clobbered in asm" bug
1020 * Added HMAC starts/update/finish support functions
1021 * Added the SHA-224, SHA-384 and SHA-512 hash functions
1022 * Fixed the net_set_*block routines, thanks to Andreas
1023 * Added a few demonstration programs: md5sum, sha1sum,
1024 dh_client, dh_server, rsa_genkey, rsa_sign, rsa_verify
1025 * Added new bignum import and export helper functions
1026 * Rewrote README.txt in program/ssl/ca to better explain
1027 how to create a test PKI
1028
1029= Version 0.6 released on 2007-04-01
1030
1031 * Ciphers used in SSL/TLS can now be disabled at compile
1032 time, to reduce the memory footprint on embedded systems
1033 * Added multiply assembly code for the TriCore and modified
1034 havege_struct for this processor, thanks to David Patiño
1035 * Added multiply assembly code for 64-bit PowerPCs,
1036 thanks to Peking University and the OSU Open Source Lab
1037 * Added experimental support of Quantum Cryptography
1038 * Added support for autoconf, contributed by Arnaud Cornet
1039 * Fixed "long long" compilation issues on IA-64 and PPC64
1040 * Fixed a bug introduced in xyssl-0.5/timing.c: hardclock
1041 was not being correctly defined on ARM and MIPS
1042
1043= Version 0.5 released on 2007-03-01
1044
1045 * Added multiply assembly code for SPARC and Alpha
1046 * Added (beta) support for non-blocking I/O operations
1047 * Implemented session resuming and client authentication
1048 * Fixed some portability issues on WinCE, MINIX 3, Plan9
1049 (thanks to Benjamin Newman), HP-UX, FreeBSD and Solaris
1050 * Improved the performance of the EDH key exchange
1051 * Fixed a bug that caused valid packets with a payload
1052 size of 16384 bytes to be rejected
1053
1054= Version 0.4 released on 2007-02-01
1055
1056 * Added support for Ephemeral Diffie-Hellman key exchange
1057 * Added multiply asm code for SSE2, ARM, PPC, MIPS and M68K
1058 * Various improvement to the modular exponentiation code
1059 * Rewrote the headers to generate the API docs with doxygen
1060 * Fixed a bug in ssl_encrypt_buf (incorrect padding was
1061 generated) and in ssl_parse_client_hello (max. client
1062 version was not properly set), thanks to Didier Rebeix
1063 * Fixed another bug in ssl_parse_client_hello: clients with
1064 cipherlists larger than 96 bytes were incorrectly rejected
1065 * Fixed a couple memory leak in x509_read.c
1066
1067= Version 0.3 released on 2007-01-01
1068
1069 * Added server-side SSLv3 and TLSv1.0 support
1070 * Multiple fixes to enhance the compatibility with g++,
1071 thanks to Xosé Antón Otero Ferreira
1072 * Fixed a bug in the CBC code, thanks to dowst; also,
Paul Bakker60b1d102013-10-29 10:02:51 +01001073 the bignum code is no longer dependent on long long
Paul Bakker99ed6782011-01-05 14:48:42 +00001074 * Updated rsa_pkcs1_sign to handle arbitrary large inputs
1075 * Updated timing.c for improved compatibility with i386
1076 and 486 processors, thanks to Arnaud Cornet
1077
1078= Version 0.2 released on 2006-12-01
1079
1080 * Updated timing.c to support ARM and MIPS arch
1081 * Updated the MPI code to support 8086 on MSVC 1.5
1082 * Added the copyright notice at the top of havege.h
1083 * Fixed a bug in sha2_hmac, thanks to newsoft/Wenfang Zhang
1084 * Fixed a bug reported by Adrian Rüegsegger in x509_read_key
1085 * Fixed a bug reported by Torsten Lauter in ssl_read_record
1086 * Fixed a bug in rsa_check_privkey that would wrongly cause
1087 valid RSA keys to be dismissed (thanks to oldwolf)
1088 * Fixed a bug in mpi_is_prime that caused some primes to fail
1089 the Miller-Rabin primality test
1090
1091 I'd also like to thank Younès Hafri for the CRUX linux port,
1092 Khalil Petit who added XySSL into pkgsrc and Arnaud Cornet
1093 who maintains the Debian package :-)
1094
1095= Version 0.1 released on 2006-11-01
1096