blob: f25cd60742ca393143bad06cae1cee8331d66aeb [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 Bakker677377f2013-10-28 12:54:26 +01003= PolarSSL 1.3 branch
Paul Bakker08bb1872013-10-28 14:03:26 +01004Features
5 * PK tests added to test framework
Paul Bakker3f917e22013-10-28 14:16:59 +01006 * Added optional optimization for NIST MODP curves (POLARSSL_ECP_NIST_OPTIM)
Paul Bakker08bb1872013-10-28 14:03:26 +01007
Paul Bakker677377f2013-10-28 12:54:26 +01008Bugfix
9 * Server does not send out extensions not advertised by client
Paul Bakker45a2c8d2013-10-28 12:57:08 +010010 * Prevent possible alignment warnings on casting from char * to 'aligned *'
Paul Bakker68037da2013-10-28 14:02:40 +010011 * Misc fixes and additions to dependency checks
Paul Bakker677377f2013-10-28 12:54:26 +010012
Paul Bakker5c17ccd2013-10-15 13:12:41 +020013= PolarSSL 1.3.1 released on 2013-10-15
Paul Bakkerb799dec2013-10-11 10:03:27 +020014Features
15 * Support for Brainpool curves and TLS ciphersuites (RFC 7027)
Paul Bakker376e8152013-10-15 12:44:23 +020016 * Support for ECDHE-PSK key-exchange and ciphersuites
Paul Bakkerf34673e2013-10-15 12:46:17 +020017 * Support for RSA-PSK key-exchange and ciphersuites
Paul Bakkerb799dec2013-10-11 10:03:27 +020018
Paul Bakkerddba8822013-10-11 09:21:56 +020019Changes
20 * RSA blinding locks for a smaller amount of time
Paul Bakker16770332013-10-11 09:59:44 +020021 * TLS compression only allocates working buffer once
Paul Bakkerbe089b02013-10-14 15:51:50 +020022 * Introduced POLARSSL_HAVE_READDIR_R for systems without it
Paul Bakkera7ea6a52013-10-15 11:55:10 +020023 * config.h is more script-friendly
Paul Bakkerddba8822013-10-11 09:21:56 +020024
25Bugfix
26 * Missing MSVC defines added
27 * Compile errors with POLARSSL_RSA_NO_CRT
28 * Header files with 'polarssl/'
Paul Bakkerfcc17212013-10-11 09:36:52 +020029 * Const correctness
Paul Bakkerd61cc3b2013-10-11 09:38:49 +020030 * Possible naming collision in dhm_context
Paul Bakker4aa40d42013-10-11 10:49:24 +020031 * Better support for MSVC
Paul Bakkerb7c13122013-10-11 10:51:32 +020032 * threading_set_alt() name
Paul Bakker5191e922013-10-11 10:54:28 +020033 * Added missing x509write_crt_set_version()
Paul Bakkerddba8822013-10-11 09:21:56 +020034
Paul Bakker5c17ccd2013-10-15 13:12:41 +020035= PolarSSL 1.3.0 released on 2013-10-01
Paul Bakker41c83d32013-03-20 14:39:14 +010036Features
37 * Elliptic Curve Cryptography module added
38 * Elliptic Curve Diffie Hellman module added
39 * Ephemeral Elliptic Curve Diffie Hellman support for SSL/TLS
40 (ECDHE-based ciphersuites)
Paul Bakkerc8676782013-08-28 12:15:11 +020041 * Ephemeral Elliptic Curve Digital Signature Algorithm support for SSL/TLS
42 (ECDSA-based ciphersuites)
Paul Bakker8f4ddae2013-04-15 15:09:54 +020043 * Ability to specify allowed ciphersuites based on the protocol version.
Paul Bakkerb91c2b52013-04-19 16:05:16 +020044 * PSK and DHE-PSK based ciphersuites added
Paul Bakker6e339b52013-07-03 13:37:05 +020045 * Memory allocation abstraction layer added
46 * Buffer-based memory allocator added (no malloc() / free() / HEAP usage)
Paul Bakker2466d932013-09-28 14:40:38 +020047 * Threading abstraction layer added (dummy / pthread / alternate)
Paul Bakker5ad403f2013-09-18 21:21:30 +020048 * Public Key abstraction layer added
Paul Bakkerf85778e2013-07-19 14:55:25 +020049 * Parsing Elliptic Curve keys
50 * Parsing Elliptic Curve certificates
51 * Support for max_fragment_length extension (RFC 6066)
52 * Support for truncated_hmac extension (RFC 6066)
Paul Bakkerda4d1c32013-08-14 12:24:34 +020053 * Support for zeros-and-length (ANSI X.923) padding, one-and-zeros
54 (ISO/IEC 7816-4) padding and zero padding in the cipher layer
Paul Bakker936539a2013-08-14 13:49:20 +020055 * Support for session tickets (RFC 5077)
Paul Bakkerca174fe2013-08-28 16:31:30 +020056 * Certificate Request (CSR) generation with extensions (key_usage,
57 ns_cert_type)
Paul Bakker7fb4a792013-09-12 12:00:52 +020058 * X509 Certificate writing with extensions (basic_constraints,
59 issuer_key_identifier, etc)
Paul Bakker6ec34fb2013-09-10 14:53:46 +020060 * Optional blinding for RSA, DHM and EC
Paul Bakker8b817dc2013-09-25 18:03:58 +020061 * Support for multiple active certificate / key pairs in SSL servers for
62 the same host (Not to be confused with SNI!)
Paul Bakker41c83d32013-03-20 14:39:14 +010063
Paul Bakker9b5798d2013-03-13 13:53:00 +010064Changes
Paul Bakkerd2f068e2013-08-27 21:19:20 +020065 * Ability to enable / disable SSL v3 / TLS 1.0 / TLS 1.1 / TLS 1.2
66 individually
Paul Bakker68884e32013-01-07 18:20:04 +010067 * Introduced separate SSL Ciphersuites module that is based on
68 Cipher and MD information
Paul Bakker9b5798d2013-03-13 13:53:00 +010069 * Internals for SSL module adapted to have separate IV pointer that is
70 dynamically set (Better support for hardware acceleration)
Paul Bakkerc70b9822013-04-07 22:00:46 +020071 * Moved all OID functionality to a separate module. RSA function
72 prototypes for the RSA sign and verify functions changed as a result
Paul Bakkerb9d3cfa2013-06-26 15:07:16 +020073 * Split up the GCM module into a starts/update/finish cycle
Paul Bakker2fbefde2013-06-29 16:01:15 +020074 * Client and server now filter sent and accepted ciphersuites on minimum
75 and maximum protocol version
Paul Bakker0be444a2013-08-27 21:55:01 +020076 * Ability to disable server_name extension (RFC 6066)
Paul Bakkere2ab84f2013-06-29 18:24:32 +020077 * Renamed error_strerror() to the less conflicting polarssl_strerror()
78 (Ability to keep old as well with POLARSSL_ERROR_STRERROR_BC)
Paul Bakker9e36f042013-06-30 14:34:05 +020079 * SHA2 renamed to SHA256, SHA4 renamed to SHA512 and functions accordingly
Paul Bakker548957d2013-08-30 10:30:02 +020080 * All RSA operations require a random generator for blinding purposes
Paul Bakker45f21c72013-09-18 15:33:49 +020081 * X509 core refactored
82 * x509_crt_verify() now case insensitive for cn (RFC 6125 6.4)
Paul Bakker5ad403f2013-09-18 21:21:30 +020083 * Also compiles / runs without time-based functions (!POLARSSL_HAVE_TIME)
Paul Bakkerc27c4e22013-09-23 15:01:36 +020084 * Support faulty X509 v1 certificates with extensions
85 (POLARSSL_X509_ALLOW_EXTENSIONS_NON_V3)
Paul Bakker9b5798d2013-03-13 13:53:00 +010086
Paul Bakkereff2e6d2013-04-11 17:13:22 +020087Bugfix
Paul Bakker73d44312013-05-22 13:56:26 +020088 * Fixed parse error in ssl_parse_certificate_request()
Paul Bakkerabf2f8f2013-06-30 14:57:46 +020089 * zlib compression/decompression skipped on empty blocks
Paul Bakker1e6a1752013-07-26 14:10:22 +020090 * Support for AIX header locations in net.c module
Paul Bakker003dbad2013-09-09 17:26:14 +020091 * Fixed file descriptor leaks
Paul Bakkereff2e6d2013-04-11 17:13:22 +020092
Paul Bakkeraab30c12013-08-30 11:00:25 +020093Security
94 * RSA blinding on CRT operations to counter timing attacks
95 (found by Cyril Arnaud and Pierre-Alain Fouque)
96
Paul Bakker3a2c0562013-10-07 16:22:05 +020097= Version 1.2.10 released 2013-10-07
98Changes
99 * Changed RSA blinding to a slower but thread-safe version
100
101Bugfix
102 * Fixed memory leak in RSA as a result of introduction of blinding
103 * Fixed ssl_pkcs11_decrypt() prototype
104 * Fixed MSVC project files
105
Paul Bakkerd93d28e2013-10-01 10:12:42 +0200106= Version 1.2.9 released 2013-10-01
Paul Bakkerc13aab12013-09-26 10:12:19 +0200107Changes
108 * x509_verify() now case insensitive for cn (RFC 6125 6.4)
109
110Bugfix
111 * Fixed potential memory leak when failing to resume a session
112 * Fixed potential file descriptor leaks (found by Remi Gacogne)
113 * Minor fixes
114
115Security
116 * Fixed potential heap buffer overflow on large hostname setting
117 * Fixed potential negative value misinterpretation in load_file()
118 * RSA blinding on CRT operations to counter timing attacks
119 (found by Cyril Arnaud and Pierre-Alain Fouque)
120
Paul Bakkerde656232013-06-24 19:07:34 +0200121= Version 1.2.8 released 2013-06-19
122Features
123 * Parsing of PKCS#8 encrypted private key files
124 * PKCS#12 PBE and derivation functions
125 * Centralized module option values in config.h to allow user-defined
126 settings without editing header files by using POLARSSL_CONFIG_OPTIONS
127
128Changes
129 * HAVEGE random generator disabled by default
130 * Internally split up x509parse_key() into a (PEM) handler function
131 and specific DER parser functions for the PKCS#1 and unencrypted
132 PKCS#8 private key formats
133 * Added mechanism to provide alternative implementations for all
134 symmetric cipher and hash algorithms (e.g. POLARSSL_AES_ALT in
135 config.h)
136 * PKCS#5 module added. Moved PBKDF2 functionality inside and deprecated
137 old PBKDF2 module
138
139Bugfix
140 * Secure renegotiation extension should only be sent in case client
141 supports secure renegotiation
142 * Fixed offset for cert_type list in ssl_parse_certificate_request()
143 * Fixed const correctness issues that have no impact on the ABI
144 * x509parse_crt() now better handles PEM error situations
145 * ssl_parse_certificate() now calls x509parse_crt_der() directly
146 instead of the x509parse_crt() wrapper that can also parse PEM
147 certificates
148 * x509parse_crtpath() is now reentrant and uses more portable stat()
149 * Fixed bignum.c and bn_mul.h to support Thumb2 and LLVM compiler
150 * Fixed values for 2-key Triple DES in cipher layer
151 * ssl_write_certificate_request() can handle empty ca_chain
152
153Security
154 * A possible DoS during the SSL Handshake, due to faulty parsing of
155 PEM-encoded certificates has been fixed (found by Jack Lloyd)
156
157= Version 1.2.7 released 2013-04-13
158Features
159 * Ability to specify allowed ciphersuites based on the protocol version.
160
161Changes
162 * Default Blowfish keysize is now 128-bits
163 * Test suites made smaller to accommodate Raspberry Pi
164
165Bugfix
166 * Fix for MPI assembly for ARM
167 * GCM adapted to support sizes > 2^29
168
Paul Bakker90f042d2013-03-11 11:38:44 +0100169= Version 1.2.6 released 2013-03-11
Paul Bakkerc0463502013-02-14 11:19:38 +0100170Bugfix
171 * Fixed memory leak in ssl_free() and ssl_reset() for active session
Paul Bakker3d2dc0f2013-02-27 14:52:37 +0100172 * Corrected GCM counter incrementation to use only 32-bits instead of
173 128-bits (found by Yawning Angel)
Paul Bakkere3e4a592013-02-28 10:20:53 +0100174 * Fixes for 64-bit compilation with MS Visual Studio
Paul Bakker37286a52013-03-06 16:55:11 +0100175 * Fixed net_bind() for specified IP addresses on little endian systems
Paul Bakkerfb1cbd32013-03-06 18:14:52 +0100176 * Fixed assembly code for ARM (Thumb and regular) for some compilers
Paul Bakkerc0463502013-02-14 11:19:38 +0100177
Paul Bakkerb3869132013-02-28 17:21:01 +0100178Changes
179 * Internally split up rsa_pkcs1_encrypt(), rsa_pkcs1_decrypt(),
180 rsa_pkcs1_sign() and rsa_pkcs1_verify() to separate PKCS#1 v1.5 and
181 PKCS#1 v2.1 functions
Paul Bakkera43231c2013-02-28 17:33:49 +0100182 * Added support for custom labels when using rsa_rsaes_oaep_encrypt()
183 or rsa_rsaes_oaep_decrypt()
Paul Bakker78a8c712013-03-06 17:01:52 +0100184 * Re-added handling for SSLv2 Client Hello when the define
185 POLARSSL_SSL_SRV_SUPPORT_SSLV2_CLIENT_HELLO is set
Paul Bakkere81beda2013-03-06 17:40:46 +0100186 * The SSL session cache module (ssl_cache) now also retains peer_cert
187 information (not the entire chain)
Paul Bakkerb3869132013-02-28 17:21:01 +0100188
Paul Bakkere47b34b2013-02-27 14:48:00 +0100189Security
190 * Removed further timing differences during SSL message decryption in
191 ssl_decrypt_buf()
Paul Bakker8804f692013-02-28 18:06:26 +0100192 * Removed timing differences due to bad padding from
193 rsa_rsaes_pkcs1_v15_decrypt() and rsa_pkcs1_decrypt() for PKCS#1 v1.5
194 operations
Paul Bakkere47b34b2013-02-27 14:48:00 +0100195
Paul Bakkerc7a2da42013-02-02 19:23:57 +0100196= Version 1.2.5 released 2013-02-02
Paul Bakker8fe40dc2013-02-02 12:43:08 +0100197Changes
198 * Allow enabling of dummy error_strerror() to support some use-cases
Paul Bakkerd66f0702013-01-31 16:57:45 +0100199 * Debug messages about padding errors during SSL message decryption are
200 disabled by default and can be enabled with POLARSSL_SSL_DEBUG_ALL
Paul Bakker40865c82013-01-31 17:13:13 +0100201 * Sending of security-relevant alert messages that do not break
202 interoperability can be switched on/off with the flag
Paul Bakkera35aa542013-03-06 17:06:21 +0100203 POLARSSL_SSL_ALL_ALERT_MESSAGES
Paul Bakker8fe40dc2013-02-02 12:43:08 +0100204
Paul Bakker45829992013-01-03 14:52:21 +0100205Security
206 * Removed timing differences during SSL message decryption in
207 ssl_decrypt_buf() due to badly formatted padding
208
Paul Bakker14c56a32013-01-25 17:11:37 +0100209= Version 1.2.4 released 2013-01-25
Paul Bakker1961b702013-01-25 14:49:24 +0100210Changes
Paul Bakker68884e32013-01-07 18:20:04 +0100211 * More advanced SSL ciphersuite representation and moved to more dynamic
212 SSL core
Paul Bakker1961b702013-01-25 14:49:24 +0100213 * Added ssl_handshake_step() to allow single stepping the handshake process
214
Paul Bakker40628ba2013-01-03 10:50:31 +0100215Bugfix
216 * Memory leak when using RSA_PKCS_V21 operations fixed
Paul Bakker21dca692013-01-03 11:41:08 +0100217 * Handle future version properly in ssl_write_certificate_request()
Paul Bakker9c94cdd2013-01-22 13:45:33 +0100218 * Correctly handle CertificateRequest message in client for <= TLS 1.1
219 without DN list
Paul Bakker40628ba2013-01-03 10:50:31 +0100220
Paul Bakkerfb1ba782012-11-26 16:28:25 +0100221= Version 1.2.3 released 2012-11-26
222Bugfix
223 * Server not always sending correct CertificateRequest message
224
Paul Bakkerdf5069c2012-11-24 12:20:19 +0100225= Version 1.2.2 released 2012-11-24
Paul Bakkere667c982012-11-20 13:50:22 +0100226Changes
227 * Added p_hw_data to ssl_context for context specific hardware acceleration
228 data
Paul Bakkerdf5069c2012-11-24 12:20:19 +0100229 * During verify trust-CA is only checked for expiration and CRL presence
Paul Bakkere667c982012-11-20 13:50:22 +0100230
Paul Bakker7c90da92012-11-23 14:02:40 +0100231Bugfixes
Paul Bakkerdf5069c2012-11-24 12:20:19 +0100232 * Fixed client authentication compatibility
233 * Fixed dependency on POLARSSL_SHA4_C in SSL modules
Paul Bakker7c90da92012-11-23 14:02:40 +0100234
Paul Bakker14926332012-11-20 10:58:09 +0100235= Version 1.2.1 released 2012-11-20
Paul Bakker34d8dbc2012-11-14 12:11:38 +0000236Changes
237 * Depth that the certificate verify callback receives is now numbered
238 bottom-up (Peer cert depth is 0)
239
Paul Bakker7a2538e2012-11-02 10:59:36 +0000240Bugfixes
241 * Fixes for MSVC6
Paul Bakkerd9374b02012-11-02 11:02:58 +0000242 * Moved mpi_inv_mod() outside POLARSSL_GENPRIME
Paul Bakkerf02c5642012-11-13 10:25:21 +0000243 * Allow R and A to point to same mpi in mpi_div_mpi (found by Manuel
244 Pégourié-Gonnard)
Manuel Pégourié-Gonnarde44ec102012-11-17 12:42:51 +0100245 * Fixed possible segfault in mpi_shift_r() (found by Manuel
246 Pégourié-Gonnard)
Paul Bakker9daf0d02012-11-13 12:13:27 +0000247 * Added max length check for rsa_pkcs1_sign with PKCS#1 v2.1
Paul Bakker7a2538e2012-11-02 10:59:36 +0000248
Paul Bakkerc9c5df92012-10-31 13:55:27 +0000249= Version 1.2.0 released 2012-10-31
Paul Bakkerfab5c822012-02-06 16:45:10 +0000250Features
251 * Added support for NULL cipher (POLARSSL_CIPHER_NULL_CIPHER) and weak
252 ciphersuites (POLARSSL_ENABLE_WEAK_CIPHERSUITES). They are disabled by
253 default!
Paul Bakkera8cd2392012-02-11 16:09:32 +0000254 * Added support for wildcard certificates
255 * Added support for multi-domain certificates through the X509 Subject
256 Alternative Name extension
Paul Bakkerbdb912d2012-02-13 23:11:30 +0000257 * Added preliminary ASN.1 buffer writing support
258 * Added preliminary X509 Certificate Request writing support
259 * Added key_app_writer example application
260 * Added cert_req example application
Paul Bakker89e80c92012-03-20 13:50:09 +0000261 * Added base Galois Counter Mode (GCM) for AES
Paul Bakker48916f92012-09-16 19:57:18 +0000262 * Added TLS 1.2 support (RFC 5246)
Paul Bakkerca4ab492012-04-18 14:23:57 +0000263 * Added GCM suites to TLS 1.2 (RFC 5288)
Paul Bakker01cc3942012-05-08 08:36:15 +0000264 * Added commandline error code convertor (util/strerror)
Paul Bakker05ef8352012-05-08 09:17:57 +0000265 * Added support for Hardware Acceleration hooking in SSL/TLS
Paul Bakkere6ee41f2012-05-19 08:43:48 +0000266 * Added OpenSSL / PolarSSL compatibility script (tests/compat.sh) and
Paul Bakkerc9c5df92012-10-31 13:55:27 +0000267 example application (programs/ssl/o_p_test) (requires OpenSSL)
Paul Bakker8d914582012-06-04 12:46:42 +0000268 * Added X509 CA Path support
Paul Bakker4f9a7bb2012-07-02 08:36:36 +0000269 * Added Thumb assembly optimizations
Paul Bakker2770fbd2012-07-03 13:30:23 +0000270 * Added DEFLATE compression support as per RFC3749 (requires zlib)
Paul Bakker6132d0a2012-07-04 17:10:40 +0000271 * Added blowfish algorithm (Generic and cipher layer)
Paul Bakkerf518b162012-08-23 13:03:18 +0000272 * Added PKCS#5 PBKDF2 key derivation function
Paul Bakker48916f92012-09-16 19:57:18 +0000273 * Added Secure Renegotiation (RFC 5746)
Paul Bakker29b64762012-09-25 09:36:44 +0000274 * Added predefined DHM groups from RFC 5114
Paul Bakker0a597072012-09-25 21:55:46 +0000275 * Added simple SSL session cache implementation
Paul Bakker5701cdc2012-09-27 21:49:42 +0000276 * Added ServerName extension parsing (SNI) at server side
Paul Bakker1d29fb52012-09-28 13:28:45 +0000277 * Added option to add minimum accepted SSL/TLS protocol version
Paul Bakkerfab5c822012-02-06 16:45:10 +0000278
Paul Bakker1504af52012-02-11 16:17:43 +0000279Changes
280 * Removed redundant POLARSSL_DEBUG_MSG define
Paul Bakker048d04e2012-02-12 17:31:04 +0000281 * AES code only check for Padlock once
Paul Bakker6b906e52012-05-08 12:01:43 +0000282 * Fixed const-correctness mpi_get_bit()
283 * Documentation for mpi_lsb() and mpi_msb()
Paul Bakker186751d2012-05-08 13:16:14 +0000284 * Moved out_msg to out_hdr + 32 to support hardware acceleration
Paul Bakker4d2c1242012-05-10 14:12:46 +0000285 * Changed certificate verify behaviour to comply with RFC 6125 section 6.3
Paul Bakker5b377842012-05-16 07:57:36 +0000286 to not match CN if subjectAltName extension is present (Closes ticket #56)
Paul Bakker6132d0a2012-07-04 17:10:40 +0000287 * Cipher layer cipher_mode_t POLARSSL_MODE_CFB128 is renamed to
288 POLARSSL_MODE_CFB, to also handle different block size CFB modes.
Paul Bakkerec636f32012-09-09 19:17:02 +0000289 * Removed handling for SSLv2 Client Hello (as per RFC 5246 recommendation)
Paul Bakker0a597072012-09-25 21:55:46 +0000290 * Revamped session resumption handling
Paul Bakkereb2c6582012-09-27 19:15:01 +0000291 * Generalized external private key implementation handling (like PKCS#11)
292 in SSL/TLS
Paul Bakker915275b2012-09-28 07:10:55 +0000293 * Revamped x509_verify() and the SSL f_vrfy callback implementations
Paul Bakker5c2364c2012-10-01 14:41:15 +0000294 * Moved from unsigned long to fixed width uint32_t types throughout code
Paul Bakker645ce3a2012-10-31 12:32:41 +0000295 * Renamed ciphersuites naming scheme to IANA reserved names
Paul Bakker1504af52012-02-11 16:17:43 +0000296
Paul Bakker37824582012-03-22 14:10:22 +0000297Bugfix
Paul Bakker7beceb22012-03-22 14:19:49 +0000298 * Fixed handling error in mpi_cmp_mpi() on longer B values (found by
299 Hui Dong)
Paul Bakker430ffbe2012-05-01 08:14:20 +0000300 * Fixed potential heap corruption in x509_name allocation
Paul Bakker5b377842012-05-16 07:57:36 +0000301 * Fixed single RSA test that failed on Big Endian systems (Closes ticket #54)
Paul Bakkerf6198c12012-05-16 08:02:29 +0000302 * mpi_exp_mod() now correctly handles negative base numbers (Closes ticket
303 #52)
Paul Bakkere6ee41f2012-05-19 08:43:48 +0000304 * Handle encryption with private key and decryption with public key as per
305 RFC 2313
Paul Bakkercefb3962012-06-27 11:51:09 +0000306 * Handle empty certificate subject names
Paul Bakker535e97d2012-08-23 10:49:55 +0000307 * Prevent reading over buffer boundaries on X509 certificate parsing
Paul Bakkerd4c2bd72012-09-16 21:35:30 +0000308 * mpi_add_abs() now correctly handles adding short numbers to long numbers
Paul Bakker995a2152012-09-25 08:19:56 +0000309 with carry rollover (found by Ruslan Yushchenko)
Paul Bakkerb00ca422012-09-25 12:10:00 +0000310 * Handle existence of OpenSSL Trust Extensions at end of X.509 DER blob
Paul Bakker4f024b72012-10-30 07:29:57 +0000311 * Fixed MPI assembly for SPARC64 platform
Paul Bakker37824582012-03-22 14:10:22 +0000312
Paul Bakker452d5322012-04-05 12:07:34 +0000313Security
Paul Bakker3c16db92012-07-05 13:58:08 +0000314 * Fixed potential memory zeroization on miscrafted RSA key (found by Eloi
315 Vanderbeken)
Paul Bakker452d5322012-04-05 12:07:34 +0000316
Paul Bakkerd93d28e2013-10-01 10:12:42 +0200317= Version 1.1.8 released on 2013-10-01
Paul Bakkerc13aab12013-09-26 10:12:19 +0200318Bugfix
319 * Fixed potential memory leak when failing to resume a session
320 * Fixed potential file descriptor leaks
321
322Security
323 * Potential buffer-overflow for ssl_read_record() (independently found by
324 both TrustInSoft and Paul Brodeur of Leviathan Security Group)
325 * Potential negative value misinterpretation in load_file()
326 * Potential heap buffer overflow on large hostname setting
327
Paul Bakker248fff52013-06-24 19:08:50 +0200328= Version 1.1.7 released on 2013-06-19
329Changes
330 * HAVEGE random generator disabled by default
331
332Bugfix
333 * x509parse_crt() now better handles PEM error situations
334 * ssl_parse_certificate() now calls x509parse_crt_der() directly
335 instead of the x509parse_crt() wrapper that can also parse PEM
336 certificates
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 1.1.6 released on 2013-03-11
345Bugfix
346 * Fixed net_bind() for specified IP addresses on little endian systems
347
348Changes
349 * Allow enabling of dummy error_strerror() to support some use-cases
350 * Debug messages about padding errors during SSL message decryption are
351 disabled by default and can be enabled with POLARSSL_SSL_DEBUG_ALL
352
353Security
354 * Removed timing differences during SSL message decryption in
355 ssl_decrypt_buf()
356 * Removed timing differences due to bad padding from
357 rsa_rsaes_pkcs1_v15_decrypt() and rsa_pkcs1_decrypt() for PKCS#1 v1.5
358 operations
359
Paul Bakker9d2bb652013-01-25 16:07:49 +0100360= Version 1.1.5 released on 2013-01-16
361Bugfix
362 * Fixed MPI assembly for SPARC64 platform
363 * Handle existence of OpenSSL Trust Extensions at end of X.509 DER blob
364 * mpi_add_abs() now correctly handles adding short numbers to long numbers
365 with carry rollover
366 * Moved mpi_inv_mod() outside POLARSSL_GENPRIME
367 * Prevent reading over buffer boundaries on X509 certificate parsing
368 * mpi_exp_mod() now correctly handles negative base numbers (Closes ticket
369 #52)
370 * Fixed possible segfault in mpi_shift_r() (found by Manuel
371 Pégourié-Gonnard)
372 * Allow R and A to point to same mpi in mpi_div_mpi (found by Manuel
373 Pégourié-Gonnard)
374 * Added max length check for rsa_pkcs1_sign with PKCS#1 v2.1
375 * Memory leak when using RSA_PKCS_V21 operations fixed
376 * Handle encryption with private key and decryption with public key as per
377 RFC 2313
378 * Fixes for MSVC6
379
380Security
381 * Fixed potential memory zeroization on miscrafted RSA key (found by Eloi
382 Vanderbeken)
383
Paul Bakkerd5834bb2012-10-02 14:38:56 +0000384= Version 1.1.4 released on 2012-05-31
385Bugfix
386 * Correctly handle empty SSL/TLS packets (Found by James Yonan)
387 * Fixed potential heap corruption in x509_name allocation
388 * Fixed single RSA test that failed on Big Endian systems (Closes ticket #54)
389
Paul Bakkerfad38932012-05-08 09:04:04 +0000390= Version 1.1.3 released on 2012-04-29
391Bugfix
392 * Fixed random MPI generation to not generate more size than requested.
393
394= Version 1.1.2 released on 2012-04-26
395Bugfix
396 * Fixed handling error in mpi_cmp_mpi() on longer B values (found by
397 Hui Dong)
398
399Security
400 * Fixed potential memory corruption on miscrafted client messages (found by
401 Frama-C team at CEA LIST)
402 * Fixed generation of DHM parameters to correct length (found by Ruslan
403 Yushchenko)
404
Paul Bakker99955bf2012-01-23 09:31:41 +0000405= Version 1.1.1 released on 2012-01-23
Paul Bakkerb15b8512012-01-13 13:44:06 +0000406Bugfix
407 * Check for failed malloc() in ssl_set_hostname() and x509_get_entries()
408 (Closes ticket #47, found by Hugo Leisink)
Paul Bakker2ec0a562012-01-21 05:41:23 +0000409 * Fixed issues with Intel compiler on 64-bit systems (Closes ticket #50)
Paul Bakker99955bf2012-01-23 09:31:41 +0000410 * Fixed multiple compiler warnings for VS6 and armcc
411 * Fixed bug in CTR_CRBG selftest
Paul Bakkerb15b8512012-01-13 13:44:06 +0000412
Paul Bakker08a50882011-12-22 09:43:57 +0000413= Version 1.1.0 released on 2011-12-22
Paul Bakker7eb013f2011-10-06 12:37:39 +0000414Features
415 * Added ssl_session_reset() to allow better multi-connection pools of
416 SSL contexts without needing to set all non-connection-specific
417 data and pointers again. Adapted ssl_server to use this functionality.
Paul Bakker490ecc82011-10-06 13:04:09 +0000418 * Added ssl_set_max_version() to allow clients to offer a lower maximum
419 supported version to a server to help buggy server implementations.
420 (Closes ticket #36)
Paul Bakker03a30d32011-11-11 10:55:02 +0000421 * Added cipher_get_cipher_mode() and cipher_get_cipher_operation()
422 introspection functions (Closes ticket #40)
Paul Bakker0e04d0e2011-11-27 14:46:59 +0000423 * Added CTR_DRBG based on AES-256-CTR (NIST SP 800-90) random generator
Paul Bakker6083fd22011-12-03 21:45:14 +0000424 * Added a generic entropy accumulator that provides support for adding
425 custom entropy sources and added some generic and platform dependent
426 entropy sources
Paul Bakker7eb013f2011-10-06 12:37:39 +0000427
Paul Bakkerca6f3e22011-10-06 13:11:08 +0000428Changes
429 * Documentation for AES and Camellia in modes CTR and CFB128 clarified.
Paul Bakkerd246ed32011-10-06 13:18:27 +0000430 * Fixed rsa_encrypt and rsa_decrypt examples to use public key for
431 encryption and private key for decryption. (Closes ticket #34)
Paul Bakkerc4909d92011-10-12 09:52:22 +0000432 * Inceased maximum size of ASN1 length reads to 32-bits.
Paul Bakkerfbc09f32011-10-12 09:56:41 +0000433 * Added an EXPLICIT tag number parameter to x509_get_ext()
Paul Bakkerb5a11ab2011-10-12 09:58:41 +0000434 * Added a separate CRL entry extension parsing function
Paul Bakkerefc30292011-11-10 14:43:23 +0000435 * Separated the ASN.1 parsing code from the X.509 specific parsing code.
436 So now there is a module that is controlled with POLARSSL_ASN1_PARSE_C.
Paul Bakker5e18aed2011-11-15 15:38:45 +0000437 * Changed the defined key-length of DES ciphers in cipher.h to include the
438 parity bits, to prevent mistakes in copying data. (Closes ticket #33)
Paul Bakkercce9d772011-11-18 14:26:47 +0000439 * Loads of minimal changes to better support WINCE as a build target
Paul Bakker2e6d5322011-11-18 14:34:17 +0000440 (Credits go to Marco Lizza)
Paul Bakkerb6d5f082011-11-25 11:52:11 +0000441 * Added POLARSSL_MPI_WINDOW_SIZE definition to allow easier time to memory
442 trade-off
Paul Bakkerfe3256e2011-11-25 12:11:43 +0000443 * Introduced POLARSSL_MPI_MAX_SIZE and POLARSSL_MPI_MAX_BITS for MPI size
444 management (Closes ticket #44)
Paul Bakkera3d195c2011-11-27 21:07:34 +0000445 * Changed the used random function pointer to more flexible format. Renamed
446 havege_rand() to havege_random() to prevent mistakes. Lots of changes as
Paul Bakkera35aa542013-03-06 17:06:21 +0100447 a consequence in library code and programs
Paul Bakker508ad5a2011-12-04 17:09:26 +0000448 * Moved all examples programs to use the new entropy and CTR_DRBG
Paul Bakker6c0ceb32011-12-04 12:24:18 +0000449 * Added permissive certificate parsing to x509parse_crt() and
450 x509parse_crtfile(). With permissive parsing the parsing does not stop on
Paul Bakkera35aa542013-03-06 17:06:21 +0100451 encountering a parse-error. Beware that the meaning of return values has
452 changed!
Paul Bakker69e095c2011-12-10 21:55:01 +0000453 * All error codes are now negative. Even on mermory failures and IO errors.
Paul Bakkerca6f3e22011-10-06 13:11:08 +0000454
Paul Bakkerfa1c5922011-10-06 14:18:49 +0000455Bugfix
456 * Fixed faulty HMAC-MD2 implementation. Found by dibac. (Closes
457 ticket #37)
Paul Bakker3329d1f2011-10-12 09:55:01 +0000458 * Fixed a bug where the CRL parser expected an EXPLICIT ASN.1 tag
459 before version numbers
Paul Bakkercebdf172011-11-11 15:01:31 +0000460 * Allowed X509 key usage parsing to accept 4 byte values instead of the
461 standard 1 byte version sometimes used by Microsoft. (Closes ticket #38)
Paul Bakker1fe7d9b2011-11-15 15:26:03 +0000462 * Fixed incorrect behaviour in case of RSASSA-PSS with a salt length
463 smaller than the hash length. (Closes ticket #41)
Paul Bakker03c7c252011-11-25 12:37:37 +0000464 * If certificate serial is longer than 32 octets, serial number is now
465 appended with '....' after first 28 octets
Paul Bakker44637402011-11-26 09:23:07 +0000466 * Improved build support for s390x and sparc64 in bignum.h
Paul Bakker4f5ae802011-12-04 22:10:28 +0000467 * Fixed MS Visual C++ name clash with int64 in sha4.h
Paul Bakkerc50132d2011-12-05 14:38:36 +0000468 * Corrected removal of leading "00:" in printing serial numbers in
Paul Bakkerc8ffbe72011-12-05 14:22:49 +0000469 certificates and CRLs
Paul Bakkerfa1c5922011-10-06 14:18:49 +0000470
Paul Bakker968bc982011-07-27 17:03:00 +0000471= Version 1.0.0 released on 2011-07-27
Paul Bakker343a8702011-06-09 14:27:58 +0000472Features
473 * Expanded cipher layer with support for CFB128 and CTR mode
Paul Bakker7bc05ff2011-08-09 10:30:36 +0000474 * Added rsa_encrypt and rsa_decrypt simple example programs.
Paul Bakker343a8702011-06-09 14:27:58 +0000475
Paul Bakker42e59812011-06-09 15:55:41 +0000476Changes
477 * The generic cipher and message digest layer now have normal error
478 codes instead of integers
479
Paul Bakker887bd502011-06-08 13:10:54 +0000480Bugfix
481 * Undid faulty bug fix in ssl_write() when flushing old data (Ticket
482 #18)
483
Paul Bakker828acb22011-05-27 09:25:42 +0000484= Version 0.99-pre5 released on 2011-05-26
Paul Bakkerb6ecaf52011-04-19 14:29:23 +0000485Features
486 * Added additional Cipher Block Modes to symmetric ciphers
487 (AES CTR, Camellia CTR, XTEA CBC) including the option to
Paul Bakkera35aa542013-03-06 17:06:21 +0100488 enable and disable individual modes when needed
Paul Bakker335db3f2011-04-25 15:28:35 +0000489 * Functions requiring File System functions can now be disabled
490 by undefining POLARSSL_FS_IO
Paul Bakker9d781402011-05-09 16:17:09 +0000491 * A error_strerror function() has been added to translate between
492 error codes and their description.
Paul Bakker2f5947e2011-05-18 15:47:11 +0000493 * Added mpi_get_bit() and mpi_set_bit() individual bit setter/getter
494 functions.
Paul Bakker1496d382011-05-23 12:07:29 +0000495 * Added ssl_mail_client and ssl_fork_server as example programs.
Paul Bakkerb6ecaf52011-04-19 14:29:23 +0000496
Paul Bakker23986e52011-04-24 08:57:21 +0000497Changes
498 * Major argument / variable rewrite. Introduced use of size_t
499 instead of int for buffer lengths and loop variables for
Paul Bakkera35aa542013-03-06 17:06:21 +0100500 better unsigned / signed use. Renamed internal bigint types
501 t_int and t_dbl to t_uint and t_udbl in the process
Paul Bakker6c591fa2011-05-05 11:49:20 +0000502 * mpi_init() and mpi_free() now only accept a single MPI
503 argument and do not accept variable argument lists anymore.
Paul Bakker9d781402011-05-09 16:17:09 +0000504 * The error codes have been remapped and combining error codes
505 is now done with a PLUS instead of an OR as error codes
Paul Bakkera35aa542013-03-06 17:06:21 +0100506 used are negative.
Paul Bakker831a7552011-05-18 13:32:51 +0000507 * Changed behaviour of net_read(), ssl_fetch_input() and ssl_recv().
508 net_recv() now returns 0 on EOF instead of
Paul Bakkera35aa542013-03-06 17:06:21 +0100509 POLARSSL_ERR_NET_CONN_RESET. ssl_fetch_input() returns
510 POLARSSL_ERR_SSL_CONN_EOF on an EOF from its f_recv() function.
511 ssl_read() returns 0 if a POLARSSL_ERR_SSL_CONN_EOF is received
512 after the handshake.
Paul Bakker831a7552011-05-18 13:32:51 +0000513 * Network functions now return POLARSSL_ERR_NET_WANT_READ or
514 POLARSSL_ERR_NET_WANT_WRITE instead of the ambiguous
Paul Bakkera35aa542013-03-06 17:06:21 +0100515 POLARSSL_ERR_NET_TRY_AGAIN
Paul Bakker23986e52011-04-24 08:57:21 +0000516
Paul Bakker3efa5752011-04-01 12:23:26 +0000517= Version 0.99-pre4 released on 2011-04-01
Paul Bakker9dcc3222011-03-08 14:16:06 +0000518Features
519 * Added support for PKCS#1 v2.1 encoding and thus support
520 for the RSAES-OAEP and RSASSA-PSS operations.
Paul Bakkere77db2e2011-03-25 14:01:32 +0000521 * Reading of Public Key files incorporated into default x509
522 functionality as well.
Paul Bakker287781a2011-03-26 13:18:49 +0000523 * Added mpi_fill_random() for centralized filling of big numbers
524 with random data (Fixed ticket #10)
Paul Bakker9dcc3222011-03-08 14:16:06 +0000525
Paul Bakkerbe4e7dc2011-03-14 20:41:31 +0000526Changes
527 * Debug print of MPI now removes leading zero octets and
528 displays actual bit size of the value.
Paul Bakker98675492011-03-26 13:17:12 +0000529 * x509parse_key() (and as a consequence x509parse_keyfile())
530 does not zeroize memory in advance anymore. Use rsa_init()
Paul Bakkera35aa542013-03-06 17:06:21 +0100531 before parsing a key or keyfile!
Paul Bakkerbe4e7dc2011-03-14 20:41:31 +0000532
533Bugfix
534 * Debug output of MPI's now the same independent of underlying
535 platform (32-bit / 64-bit) (Fixes ticket #19, found by Mads
Paul Bakkera35aa542013-03-06 17:06:21 +0100536 Kiilerich and Mihai Militaru)
Paul Bakker1fd00bf2011-03-14 20:50:15 +0000537 * Fixed bug in ssl_write() when flushing old data (Fixed ticket
538 #18, found by Nikolay Epifanov)
Paul Bakkere77db2e2011-03-25 14:01:32 +0000539 * Fixed proper handling of RSASSA-PSS verification with variable
540 length salt lengths
Paul Bakkerbe4e7dc2011-03-14 20:41:31 +0000541
Paul Bakker345a6fe2011-02-28 21:20:02 +0000542= Version 0.99-pre3 released on 2011-02-28
543This release replaces version 0.99-pre2 which had possible copyright issues.
Paul Bakker96743fc2011-02-12 14:30:57 +0000544Features
545 * Parsing PEM private keys encrypted with DES and AES
546 are now supported as well (Fixes ticket #5)
Paul Bakkera9507c02011-02-12 15:27:28 +0000547 * Added crl_app program to allow easy reading and
548 printing of X509 CRLs from file
Paul Bakker96743fc2011-02-12 14:30:57 +0000549
550Changes
551 * Parsing of PEM files moved to separate module (Fixes
552 ticket #13). Also possible to remove PEM support for
Paul Bakkera35aa542013-03-06 17:06:21 +0100553 systems only using DER encoding
Paul Bakker96743fc2011-02-12 14:30:57 +0000554
Paul Bakker400ff6f2011-02-20 10:40:16 +0000555Bugfixes
556 * Corrected parsing of UTCTime dates before 1990 and
557 after 1950
558 * Support more exotic OID's when parsing certificates
Paul Bakkere2a39cc2011-02-20 13:49:27 +0000559 (found by Mads Kiilerich)
Paul Bakker400ff6f2011-02-20 10:40:16 +0000560 * Support more exotic name representations when parsing
Paul Bakkere2a39cc2011-02-20 13:49:27 +0000561 certificates (found by Mads Kiilerich)
Paul Bakker400ff6f2011-02-20 10:40:16 +0000562 * Replaced the expired test certificates
Paul Bakkere2a39cc2011-02-20 13:49:27 +0000563 * Do not bail out if no client certificate specified. Try
564 to negotiate anonymous connection (Fixes ticket #12,
Paul Bakkera35aa542013-03-06 17:06:21 +0100565 found by Boris Krasnovskiy)
Paul Bakker400ff6f2011-02-20 10:40:16 +0000566
Paul Bakker345a6fe2011-02-28 21:20:02 +0000567Security fixes
568 * Fixed a possible Man-in-the-Middle attack on the
569 Diffie Hellman key exchange (thanks to Larry Highsmith,
Paul Bakkera35aa542013-03-06 17:06:21 +0100570 Subreption LLC)
Paul Bakker345a6fe2011-02-28 21:20:02 +0000571
Paul Bakker9fc46592011-01-30 16:59:02 +0000572= Version 0.99-pre1 released on 2011-01-30
Paul Bakker37ca75d2011-01-06 12:28:03 +0000573Features
Paul Bakkerb63b0af2011-01-13 17:54:59 +0000574Note: Most of these features have been donated by Fox-IT
575 * Added Doxygen source code documentation parts
Paul Bakker1b57b062011-01-06 15:48:19 +0000576 * Added reading of DHM context from memory and file
Paul Bakker74111d32011-01-15 16:57:55 +0000577 * Improved X509 certificate parsing to include extended
Paul Bakker76fd75a2011-01-16 21:12:10 +0000578 certificate fields, including Key Usage
579 * Improved certificate verification and verification
580 against the available CRLs
Paul Bakker1f87fb62011-01-15 17:32:24 +0000581 * Detection for DES weak keys and parity bits added
Paul Bakker72f62662011-01-16 21:27:44 +0000582 * Improvements to support integration in other
583 applications:
584 + Added generic message digest and cipher wrapper
585 + Improved information about current capabilities,
586 status, objects and configuration
587 + Added verification callback on certificate chain
588 verification to allow external blacklisting
Paul Bakker20a78082011-01-21 09:32:12 +0000589 + Additional example programs to show usage
Paul Bakker43b7e352011-01-18 15:27:19 +0000590 * Added support for PKCS#11 through the use of the
591 libpkcs11-helper library
Paul Bakker37ca75d2011-01-06 12:28:03 +0000592
Paul Bakkerb6194992011-01-16 21:40:22 +0000593Changes
594 * x509parse_time_expired() checks time in addition to
595 the existing date check
Paul Bakkere3166ce2011-01-27 17:40:50 +0000596 * The ciphers member of ssl_context and the cipher member
597 of ssl_session have been renamed to ciphersuites and
Paul Bakkera35aa542013-03-06 17:06:21 +0100598 ciphersuite respectively. This clarifies the difference
599 with the generic cipher layer and is better naming
600 altogether
Paul Bakkerb6194992011-01-16 21:40:22 +0000601
Paul Bakker99ed6782011-01-05 14:48:42 +0000602= Version 0.14.0 released on 2010-08-16
603Features
604 * Added support for SSL_EDH_RSA_AES_128_SHA and
605 SSL_EDH_RSA_CAMELLIA_128_SHA ciphersuites
606 * Added compile-time and run-time version information
607 * Expanded ssl_client2 arguments for more flexibility
608 * Added support for TLS v1.1
609
610Changes
611 * Made Makefile cleaner
612 * Removed dependency on rand() in rsa_pkcs1_encrypt().
613 Now using random fuction provided to function and
Paul Bakkera35aa542013-03-06 17:06:21 +0100614 changed the prototype of rsa_pkcs1_encrypt(),
615 rsa_init() and rsa_gen_key().
Paul Bakker99ed6782011-01-05 14:48:42 +0000616 * Some SSL defines were renamed in order to avoid
617 future confusion
618
619Bug fixes
620 * Fixed CMake out of source build for tests (found by
621 kkert)
622 * rsa_check_private() now supports PKCS1v2 keys as well
623 * Fixed deadlock in rsa_pkcs1_encrypt() on failing random
624 generator
625
626= Version 0.13.1 released on 2010-03-24
627Bug fixes
628 * Fixed Makefile in library that was mistakenly merged
629 * Added missing const string fixes
630
631= Version 0.13.0 released on 2010-03-21
632Features
633 * Added option parsing for host and port selection to
634 ssl_client2
635 * Added support for GeneralizedTime in X509 parsing
636 * Added cert_app program to allow easy reading and
637 printing of X509 certificates from file or SSL
638 connection.
639
640Changes
641 * Added const correctness for main code base
642 * X509 signature algorithm determination is now
643 in a function to allow easy future expansion
644 * Changed symmetric cipher functions to
645 identical interface (returning int result values)
646 * Changed ARC4 to use seperate input/output buffer
647 * Added reset function for HMAC context as speed-up
648 for specific use-cases
649
650Bug fixes
651 * Fixed bug resulting in failure to send the last
652 certificate in the chain in ssl_write_certificate() and
653 ssl_write_certificate_request() (found by fatbob)
654 * Added small fixes for compiler warnings on a Mac
655 (found by Frank de Brabander)
656 * Fixed algorithmic bug in mpi_is_prime() (found by
657 Smbat Tonoyan)
658
659= Version 0.12.1 released on 2009-10-04
660Changes
661 * Coverage test definitions now support 'depends_on'
662 tagging system.
663 * Tests requiring specific hashing algorithms now honor
664 the defines.
665
666Bug fixes
667 * Changed typo in #ifdef in x509parse.c (found
668 by Eduardo)
669
670= Version 0.12.0 released on 2009-07-28
671Features
672 * Added CMake makefiles as alternative to regular Makefiles.
673 * Added preliminary Code Coverage tests for AES, ARC4,
674 Base64, MPI, SHA-family, MD-family, HMAC-SHA-family,
675 Camellia, DES, 3-DES, RSA PKCS#1, XTEA, Diffie-Hellman
676 and X509parse.
677
678Changes
679 * Error codes are not (necessarily) negative. Keep
680 this is mind when checking for errors.
681 * RSA_RAW renamed to SIG_RSA_RAW for consistency.
682 * Fixed typo in name of POLARSSL_ERR_RSA_OUTPUT_TOO_LARGE.
683 * Changed interface for AES and Camellia setkey functions
684 to indicate invalid key lengths.
685
686Bug fixes
687 * Fixed include location of endian.h on FreeBSD (found by
688 Gabriel)
689 * Fixed include location of endian.h and name clash on
690 Apples (found by Martin van Hensbergen)
691 * Fixed HMAC-MD2 by modifying md2_starts(), so that the
692 required HMAC ipad and opad variables are not cleared.
693 (found by code coverage tests)
694 * Prevented use of long long in bignum if
695 POLARSSL_HAVE_LONGLONG not defined (found by Giles
696 Bathgate).
697 * Fixed incorrect handling of negative strings in
698 mpi_read_string() (found by code coverage tests).
699 * Fixed segfault on handling empty rsa_context in
700 rsa_check_pubkey() and rsa_check_privkey() (found by
701 code coverage tests).
702 * Fixed incorrect handling of one single negative input
703 value in mpi_add_abs() (found by code coverage tests).
704 * Fixed incorrect handling of negative first input
705 value in mpi_sub_abs() (found by code coverage tests).
706 * Fixed incorrect handling of negative first input
707 value in mpi_mod_mpi() and mpi_mod_int(). Resulting
708 change also affects mpi_write_string() (found by code
709 coverage tests).
710 * Corrected is_prime() results for 0, 1 and 2 (found by
711 code coverage tests).
712 * Fixed Camellia and XTEA for 64-bit Windows systems.
713
714= Version 0.11.1 released on 2009-05-17
715 * Fixed missing functionality for SHA-224, SHA-256, SHA384,
716 SHA-512 in rsa_pkcs1_sign()
717
718= Version 0.11.0 released on 2009-05-03
719 * Fixed a bug in mpi_gcd() so that it also works when both
720 input numbers are even and added testcases to check
721 (found by Pierre Habouzit).
722 * Added support for SHA-224, SHA-256, SHA-384 and SHA-512
723 one way hash functions with the PKCS#1 v1.5 signing and
724 verification.
725 * Fixed minor bug regarding mpi_gcd located within the
726 POLARSSL_GENPRIME block.
727 * Fixed minor memory leak in x509parse_crt() and added better
728 handling of 'full' certificate chains (found by Mathias
729 Olsson).
730 * Centralized file opening and reading for x509 files into
731 load_file()
732 * Made definition of net_htons() endian-clean for big endian
733 systems (Found by Gernot).
734 * Undefining POLARSSL_HAVE_ASM now also handles prevents asm in
735 padlock and timing code.
736 * Fixed an off-by-one buffer allocation in ssl_set_hostname()
737 responsible for crashes and unwanted behaviour.
738 * Added support for Certificate Revocation List (CRL) parsing.
739 * Added support for CRL revocation to x509parse_verify() and
740 SSL/TLS code.
741 * Fixed compatibility of XTEA and Camellia on a 64-bit system
742 (found by Felix von Leitner).
743
744= Version 0.10.0 released on 2009-01-12
745 * Migrated XySSL to PolarSSL
746 * Added XTEA symmetric cipher
747 * Added Camellia symmetric cipher
748 * Added support for ciphersuites: SSL_RSA_CAMELLIA_128_SHA,
749 SSL_RSA_CAMELLIA_256_SHA and SSL_EDH_RSA_CAMELLIA_256_SHA
750 * Fixed dangerous bug that can cause a heap overflow in
751 rsa_pkcs1_decrypt (found by Christophe Devine)
752
753================================================================
754XySSL ChangeLog
755
756= Version 0.9 released on 2008-03-16
757
758 * Added support for ciphersuite: SSL_RSA_AES_128_SHA
759 * Enabled support for large files by default in aescrypt2.c
760 * Preliminary openssl wrapper contributed by David Barrett
761 * Fixed a bug in ssl_write() that caused the same payload to
762 be sent twice in non-blocking mode when send returns EAGAIN
763 * Fixed ssl_parse_client_hello(): session id and challenge must
764 not be swapped in the SSLv2 ClientHello (found by Greg Robson)
765 * Added user-defined callback debug function (Krystian Kolodziej)
766 * Before freeing a certificate, properly zero out all cert. data
767 * Fixed the "mode" parameter so that encryption/decryption are
768 not swapped on PadLock; also fixed compilation on older versions
769 of gcc (bug reported by David Barrett)
770 * Correctly handle the case in padlock_xcryptcbc() when input or
771 ouput data is non-aligned by falling back to the software
772 implementation, as VIA Nehemiah cannot handle non-aligned buffers
773 * Fixed a memory leak in x509parse_crt() which was reported by Greg
774 Robson-Garth; some x509write.c fixes by Pascal Vizeli, thanks to
775 Matthew Page who reported several bugs
776 * Fixed x509_get_ext() to accept some rare certificates which have
777 an INTEGER instead of a BOOLEAN for BasicConstraints::cA.
778 * Added support on the client side for the TLS "hostname" extension
779 (patch contributed by David Patino)
780 * Make x509parse_verify() return BADCERT_CN_MISMATCH when an empty
781 string is passed as the CN (bug reported by spoofy)
782 * Added an option to enable/disable the BN assembly code
783 * Updated rsa_check_privkey() to verify that (D*E) = 1 % (P-1)*(Q-1)
784 * Disabled obsolete hash functions by default (MD2, MD4); updated
785 selftest and benchmark to not test ciphers that have been disabled
786 * Updated x509parse_cert_info() to correctly display byte 0 of the
787 serial number, setup correct server port in the ssl client example
788 * Fixed a critical denial-of-service with X.509 cert. verification:
789 peer may cause xyssl to loop indefinitely by sending a certificate
790 for which the RSA signature check fails (bug reported by Benoit)
791 * Added test vectors for: AES-CBC, AES-CFB, DES-CBC and 3DES-CBC,
792 HMAC-MD5, HMAC-SHA1, HMAC-SHA-256, HMAC-SHA-384, and HMAC-SHA-512
793 * Fixed HMAC-SHA-384 and HMAC-SHA-512 (thanks to Josh Sinykin)
794 * Modified ssl_parse_client_key_exchange() to protect against
795 Daniel Bleichenbacher attack on PKCS#1 v1.5 padding, as well
796 as the Klima-Pokorny-Rosa extension of Bleichenbacher's attack
797 * Updated rsa_gen_key() so that ctx->N is always nbits in size
798 * Fixed assembly PPC compilation errors on Mac OS X, thanks to
799 David Barrett and Dusan Semen
800
801= Version 0.8 released on 2007-10-20
802
803 * Modified the HMAC functions to handle keys larger
804 than 64 bytes, thanks to Stephane Desneux and gary ng
805 * Fixed ssl_read_record() to properly update the handshake
806 message digests, which fixes IE6/IE7 client authentication
807 * Cleaned up the XYSSL* #defines, suggested by Azriel Fasten
808 * Fixed net_recv(), thanks to Lorenz Schori and Egon Kocjan
809 * Added user-defined callbacks for handling I/O and sessions
810 * Added lots of debugging output in the SSL/TLS functions
811 * Added preliminary X.509 cert. writing by Pascal Vizeli
812 * Added preliminary support for the VIA PadLock routines
813 * Added AES-CFB mode of operation, contributed by chmike
814 * Added an SSL/TLS stress testing program (ssl_test.c)
815 * Updated the RSA PKCS#1 code to allow choosing between
816 RSA_PUBLIC and RSA_PRIVATE, as suggested by David Barrett
817 * Updated ssl_read() to skip 0-length records from OpenSSL
818 * Fixed the make install target to comply with *BSD make
819 * Fixed a bug in mpi_read_binary() on 64-bit platforms
820 * mpi_is_prime() speedups, thanks to Kevin McLaughlin
821 * Fixed a long standing memory leak in mpi_is_prime()
822 * Replaced realloc with malloc in mpi_grow(), and set
823 the sign of zero as positive in mpi_init() (reported
824 by Jonathan M. McCune)
825
826= Version 0.7 released on 2007-07-07
827
828 * Added support for the MicroBlaze soft-core processor
829 * Fixed a bug in ssl_tls.c which sometimes prevented SSL
830 connections from being established with non-blocking I/O
831 * Fixed a couple bugs in the VS6 and UNIX Makefiles
832 * Fixed the "PIC register ebx clobbered in asm" bug
833 * Added HMAC starts/update/finish support functions
834 * Added the SHA-224, SHA-384 and SHA-512 hash functions
835 * Fixed the net_set_*block routines, thanks to Andreas
836 * Added a few demonstration programs: md5sum, sha1sum,
837 dh_client, dh_server, rsa_genkey, rsa_sign, rsa_verify
838 * Added new bignum import and export helper functions
839 * Rewrote README.txt in program/ssl/ca to better explain
840 how to create a test PKI
841
842= Version 0.6 released on 2007-04-01
843
844 * Ciphers used in SSL/TLS can now be disabled at compile
845 time, to reduce the memory footprint on embedded systems
846 * Added multiply assembly code for the TriCore and modified
847 havege_struct for this processor, thanks to David Patiño
848 * Added multiply assembly code for 64-bit PowerPCs,
849 thanks to Peking University and the OSU Open Source Lab
850 * Added experimental support of Quantum Cryptography
851 * Added support for autoconf, contributed by Arnaud Cornet
852 * Fixed "long long" compilation issues on IA-64 and PPC64
853 * Fixed a bug introduced in xyssl-0.5/timing.c: hardclock
854 was not being correctly defined on ARM and MIPS
855
856= Version 0.5 released on 2007-03-01
857
858 * Added multiply assembly code for SPARC and Alpha
859 * Added (beta) support for non-blocking I/O operations
860 * Implemented session resuming and client authentication
861 * Fixed some portability issues on WinCE, MINIX 3, Plan9
862 (thanks to Benjamin Newman), HP-UX, FreeBSD and Solaris
863 * Improved the performance of the EDH key exchange
864 * Fixed a bug that caused valid packets with a payload
865 size of 16384 bytes to be rejected
866
867= Version 0.4 released on 2007-02-01
868
869 * Added support for Ephemeral Diffie-Hellman key exchange
870 * Added multiply asm code for SSE2, ARM, PPC, MIPS and M68K
871 * Various improvement to the modular exponentiation code
872 * Rewrote the headers to generate the API docs with doxygen
873 * Fixed a bug in ssl_encrypt_buf (incorrect padding was
874 generated) and in ssl_parse_client_hello (max. client
875 version was not properly set), thanks to Didier Rebeix
876 * Fixed another bug in ssl_parse_client_hello: clients with
877 cipherlists larger than 96 bytes were incorrectly rejected
878 * Fixed a couple memory leak in x509_read.c
879
880= Version 0.3 released on 2007-01-01
881
882 * Added server-side SSLv3 and TLSv1.0 support
883 * Multiple fixes to enhance the compatibility with g++,
884 thanks to Xosé Antón Otero Ferreira
885 * Fixed a bug in the CBC code, thanks to dowst; also,
886 the bignum code is no longer dependant on long long
887 * Updated rsa_pkcs1_sign to handle arbitrary large inputs
888 * Updated timing.c for improved compatibility with i386
889 and 486 processors, thanks to Arnaud Cornet
890
891= Version 0.2 released on 2006-12-01
892
893 * Updated timing.c to support ARM and MIPS arch
894 * Updated the MPI code to support 8086 on MSVC 1.5
895 * Added the copyright notice at the top of havege.h
896 * Fixed a bug in sha2_hmac, thanks to newsoft/Wenfang Zhang
897 * Fixed a bug reported by Adrian Rüegsegger in x509_read_key
898 * Fixed a bug reported by Torsten Lauter in ssl_read_record
899 * Fixed a bug in rsa_check_privkey that would wrongly cause
900 valid RSA keys to be dismissed (thanks to oldwolf)
901 * Fixed a bug in mpi_is_prime that caused some primes to fail
902 the Miller-Rabin primality test
903
904 I'd also like to thank Younès Hafri for the CRUX linux port,
905 Khalil Petit who added XySSL into pkgsrc and Arnaud Cornet
906 who maintains the Debian package :-)
907
908= Version 0.1 released on 2006-11-01
909