NEWS revision 325335
1 2 NEWS 3 ==== 4 5 This file gives a brief overview of the major changes between each OpenSSL 6 release. For more details please read the CHANGES file. 7 8 Major changes between OpenSSL 1.0.2k and OpenSSL 1.0.2l [25 May 2017] 9 10 o config now recognises 64-bit mingw and chooses mingw64 instead of mingw 11 12 Major changes between OpenSSL 1.0.2j and OpenSSL 1.0.2k [26 Jan 2017] 13 14 o Truncated packet could crash via OOB read (CVE-2017-3731) 15 o BN_mod_exp may produce incorrect results on x86_64 (CVE-2017-3732) 16 o Montgomery multiplication may produce incorrect results (CVE-2016-7055) 17 18 Major changes between OpenSSL 1.0.2i and OpenSSL 1.0.2j [26 Sep 2016] 19 20 o Missing CRL sanity check (CVE-2016-7052) 21 22 Major changes between OpenSSL 1.0.2h and OpenSSL 1.0.2i [22 Sep 2016] 23 24 o OCSP Status Request extension unbounded memory growth (CVE-2016-6304) 25 o SWEET32 Mitigation (CVE-2016-2183) 26 o OOB write in MDC2_Update() (CVE-2016-6303) 27 o Malformed SHA512 ticket DoS (CVE-2016-6302) 28 o OOB write in BN_bn2dec() (CVE-2016-2182) 29 o OOB read in TS_OBJ_print_bio() (CVE-2016-2180) 30 o Pointer arithmetic undefined behaviour (CVE-2016-2177) 31 o Constant time flag not preserved in DSA signing (CVE-2016-2178) 32 o DTLS buffered message DoS (CVE-2016-2179) 33 o DTLS replay protection DoS (CVE-2016-2181) 34 o Certificate message OOB reads (CVE-2016-6306) 35 36 Major changes between OpenSSL 1.0.2g and OpenSSL 1.0.2h [3 May 2016] 37 38 o Prevent padding oracle in AES-NI CBC MAC check (CVE-2016-2107) 39 o Fix EVP_EncodeUpdate overflow (CVE-2016-2105) 40 o Fix EVP_EncryptUpdate overflow (CVE-2016-2106) 41 o Prevent ASN.1 BIO excessive memory allocation (CVE-2016-2109) 42 o EBCDIC overread (CVE-2016-2176) 43 o Modify behavior of ALPN to invoke callback after SNI/servername 44 callback, such that updates to the SSL_CTX affect ALPN. 45 o Remove LOW from the DEFAULT cipher list. This removes singles DES from 46 the default. 47 o Only remove the SSLv2 methods with the no-ssl2-method option. 48 49 Major changes between OpenSSL 1.0.2f and OpenSSL 1.0.2g [1 Mar 2016] 50 51 o Disable weak ciphers in SSLv3 and up in default builds of OpenSSL. 52 o Disable SSLv2 default build, default negotiation and weak ciphers 53 (CVE-2016-0800) 54 o Fix a double-free in DSA code (CVE-2016-0705) 55 o Disable SRP fake user seed to address a server memory leak 56 (CVE-2016-0798) 57 o Fix BN_hex2bn/BN_dec2bn NULL pointer deref/heap corruption 58 (CVE-2016-0797) 59 o Fix memory issues in BIO_*printf functions (CVE-2016-0799) 60 o Fix side channel attack on modular exponentiation (CVE-2016-0702) 61 62 Major changes between OpenSSL 1.0.2e and OpenSSL 1.0.2f [28 Jan 2016] 63 64 o DH small subgroups (CVE-2016-0701) 65 o SSLv2 doesn't block disabled ciphers (CVE-2015-3197) 66 67 Major changes between OpenSSL 1.0.2d and OpenSSL 1.0.2e [3 Dec 2015] 68 69 o BN_mod_exp may produce incorrect results on x86_64 (CVE-2015-3193) 70 o Certificate verify crash with missing PSS parameter (CVE-2015-3194) 71 o X509_ATTRIBUTE memory leak (CVE-2015-3195) 72 o Rewrite EVP_DecodeUpdate (base64 decoding) to fix several bugs 73 o In DSA_generate_parameters_ex, if the provided seed is too short, 74 return an error 75 76 Major changes between OpenSSL 1.0.2c and OpenSSL 1.0.2d [9 Jul 2015] 77 78 o Alternate chains certificate forgery (CVE-2015-1793) 79 o Race condition handling PSK identify hint (CVE-2015-3196) 80 81 Major changes between OpenSSL 1.0.2b and OpenSSL 1.0.2c [12 Jun 2015] 82 83 o Fix HMAC ABI incompatibility 84 85 Major changes between OpenSSL 1.0.2a and OpenSSL 1.0.2b [11 Jun 2015] 86 87 o Malformed ECParameters causes infinite loop (CVE-2015-1788) 88 o Exploitable out-of-bounds read in X509_cmp_time (CVE-2015-1789) 89 o PKCS7 crash with missing EnvelopedContent (CVE-2015-1790) 90 o CMS verify infinite loop with unknown hash function (CVE-2015-1792) 91 o Race condition handling NewSessionTicket (CVE-2015-1791) 92 93 Major changes between OpenSSL 1.0.2 and OpenSSL 1.0.2a [19 Mar 2015] 94 95 o OpenSSL 1.0.2 ClientHello sigalgs DoS fix (CVE-2015-0291) 96 o Multiblock corrupted pointer fix (CVE-2015-0290) 97 o Segmentation fault in DTLSv1_listen fix (CVE-2015-0207) 98 o Segmentation fault in ASN1_TYPE_cmp fix (CVE-2015-0286) 99 o Segmentation fault for invalid PSS parameters fix (CVE-2015-0208) 100 o ASN.1 structure reuse memory corruption fix (CVE-2015-0287) 101 o PKCS7 NULL pointer dereferences fix (CVE-2015-0289) 102 o DoS via reachable assert in SSLv2 servers fix (CVE-2015-0293) 103 o Empty CKE with client auth and DHE fix (CVE-2015-1787) 104 o Handshake with unseeded PRNG fix (CVE-2015-0285) 105 o Use After Free following d2i_ECPrivatekey error fix (CVE-2015-0209) 106 o X509_to_X509_REQ NULL pointer deref fix (CVE-2015-0288) 107 o Removed the export ciphers from the DEFAULT ciphers 108 109 Major changes between OpenSSL 1.0.1l and OpenSSL 1.0.2 [22 Jan 2015]: 110 111 o Suite B support for TLS 1.2 and DTLS 1.2 112 o Support for DTLS 1.2 113 o TLS automatic EC curve selection. 114 o API to set TLS supported signature algorithms and curves 115 o SSL_CONF configuration API. 116 o TLS Brainpool support. 117 o ALPN support. 118 o CMS support for RSA-PSS, RSA-OAEP, ECDH and X9.42 DH. 119 120 Major changes between OpenSSL 1.0.1k and OpenSSL 1.0.1l [15 Jan 2015] 121 122 o Build fixes for the Windows and OpenVMS platforms 123 124 Major changes between OpenSSL 1.0.1j and OpenSSL 1.0.1k [8 Jan 2015] 125 126 o Fix for CVE-2014-3571 127 o Fix for CVE-2015-0206 128 o Fix for CVE-2014-3569 129 o Fix for CVE-2014-3572 130 o Fix for CVE-2015-0204 131 o Fix for CVE-2015-0205 132 o Fix for CVE-2014-8275 133 o Fix for CVE-2014-3570 134 135 Major changes between OpenSSL 1.0.1i and OpenSSL 1.0.1j [15 Oct 2014] 136 137 o Fix for CVE-2014-3513 138 o Fix for CVE-2014-3567 139 o Mitigation for CVE-2014-3566 (SSL protocol vulnerability) 140 o Fix for CVE-2014-3568 141 142 Major changes between OpenSSL 1.0.1h and OpenSSL 1.0.1i [6 Aug 2014] 143 144 o Fix for CVE-2014-3512 145 o Fix for CVE-2014-3511 146 o Fix for CVE-2014-3510 147 o Fix for CVE-2014-3507 148 o Fix for CVE-2014-3506 149 o Fix for CVE-2014-3505 150 o Fix for CVE-2014-3509 151 o Fix for CVE-2014-5139 152 o Fix for CVE-2014-3508 153 154 Major changes between OpenSSL 1.0.1g and OpenSSL 1.0.1h [5 Jun 2014] 155 156 o Fix for CVE-2014-0224 157 o Fix for CVE-2014-0221 158 o Fix for CVE-2014-0198 159 o Fix for CVE-2014-0195 160 o Fix for CVE-2014-3470 161 o Fix for CVE-2010-5298 162 163 Major changes between OpenSSL 1.0.1f and OpenSSL 1.0.1g [7 Apr 2014] 164 165 o Fix for CVE-2014-0160 166 o Add TLS padding extension workaround for broken servers. 167 o Fix for CVE-2014-0076 168 169 Major changes between OpenSSL 1.0.1e and OpenSSL 1.0.1f [6 Jan 2014] 170 171 o Don't include gmt_unix_time in TLS server and client random values 172 o Fix for TLS record tampering bug CVE-2013-4353 173 o Fix for TLS version checking bug CVE-2013-6449 174 o Fix for DTLS retransmission bug CVE-2013-6450 175 176 Major changes between OpenSSL 1.0.1d and OpenSSL 1.0.1e [11 Feb 2013]: 177 178 o Corrected fix for CVE-2013-0169 179 180 Major changes between OpenSSL 1.0.1c and OpenSSL 1.0.1d [4 Feb 2013]: 181 182 o Fix renegotiation in TLS 1.1, 1.2 by using the correct TLS version. 183 o Include the fips configuration module. 184 o Fix OCSP bad key DoS attack CVE-2013-0166 185 o Fix for SSL/TLS/DTLS CBC plaintext recovery attack CVE-2013-0169 186 o Fix for TLS AESNI record handling flaw CVE-2012-2686 187 188 Major changes between OpenSSL 1.0.1b and OpenSSL 1.0.1c [10 May 2012]: 189 190 o Fix TLS/DTLS record length checking bug CVE-2012-2333 191 o Don't attempt to use non-FIPS composite ciphers in FIPS mode. 192 193 Major changes between OpenSSL 1.0.1a and OpenSSL 1.0.1b [26 Apr 2012]: 194 195 o Fix compilation error on non-x86 platforms. 196 o Make FIPS capable OpenSSL ciphers work in non-FIPS mode. 197 o Fix SSL_OP_NO_TLSv1_1 clash with SSL_OP_ALL in OpenSSL 1.0.0 198 199 Major changes between OpenSSL 1.0.1 and OpenSSL 1.0.1a [19 Apr 2012]: 200 201 o Fix for ASN1 overflow bug CVE-2012-2110 202 o Workarounds for some servers that hang on long client hellos. 203 o Fix SEGV in AES code. 204 205 Major changes between OpenSSL 1.0.0h and OpenSSL 1.0.1 [14 Mar 2012]: 206 207 o TLS/DTLS heartbeat support. 208 o SCTP support. 209 o RFC 5705 TLS key material exporter. 210 o RFC 5764 DTLS-SRTP negotiation. 211 o Next Protocol Negotiation. 212 o PSS signatures in certificates, requests and CRLs. 213 o Support for password based recipient info for CMS. 214 o Support TLS v1.2 and TLS v1.1. 215 o Preliminary FIPS capability for unvalidated 2.0 FIPS module. 216 o SRP support. 217 218 Major changes between OpenSSL 1.0.0g and OpenSSL 1.0.0h [12 Mar 2012]: 219 220 o Fix for CMS/PKCS#7 MMA CVE-2012-0884 221 o Corrected fix for CVE-2011-4619 222 o Various DTLS fixes. 223 224 Major changes between OpenSSL 1.0.0f and OpenSSL 1.0.0g [18 Jan 2012]: 225 226 o Fix for DTLS DoS issue CVE-2012-0050 227 228 Major changes between OpenSSL 1.0.0e and OpenSSL 1.0.0f [4 Jan 2012]: 229 230 o Fix for DTLS plaintext recovery attack CVE-2011-4108 231 o Clear block padding bytes of SSL 3.0 records CVE-2011-4576 232 o Only allow one SGC handshake restart for SSL/TLS CVE-2011-4619 233 o Check parameters are not NULL in GOST ENGINE CVE-2012-0027 234 o Check for malformed RFC3779 data CVE-2011-4577 235 236 Major changes between OpenSSL 1.0.0d and OpenSSL 1.0.0e [6 Sep 2011]: 237 238 o Fix for CRL vulnerability issue CVE-2011-3207 239 o Fix for ECDH crashes CVE-2011-3210 240 o Protection against EC timing attacks. 241 o Support ECDH ciphersuites for certificates using SHA2 algorithms. 242 o Various DTLS fixes. 243 244 Major changes between OpenSSL 1.0.0c and OpenSSL 1.0.0d [8 Feb 2011]: 245 246 o Fix for security issue CVE-2011-0014 247 248 Major changes between OpenSSL 1.0.0b and OpenSSL 1.0.0c [2 Dec 2010]: 249 250 o Fix for security issue CVE-2010-4180 251 o Fix for CVE-2010-4252 252 o Fix mishandling of absent EC point format extension. 253 o Fix various platform compilation issues. 254 o Corrected fix for security issue CVE-2010-3864. 255 256 Major changes between OpenSSL 1.0.0a and OpenSSL 1.0.0b [16 Nov 2010]: 257 258 o Fix for security issue CVE-2010-3864. 259 o Fix for CVE-2010-2939 260 o Fix WIN32 build system for GOST ENGINE. 261 262 Major changes between OpenSSL 1.0.0 and OpenSSL 1.0.0a [1 Jun 2010]: 263 264 o Fix for security issue CVE-2010-1633. 265 o GOST MAC and CFB fixes. 266 267 Major changes between OpenSSL 0.9.8n and OpenSSL 1.0.0 [29 Mar 2010]: 268 269 o RFC3280 path validation: sufficient to process PKITS tests. 270 o Integrated support for PVK files and keyblobs. 271 o Change default private key format to PKCS#8. 272 o CMS support: able to process all examples in RFC4134 273 o Streaming ASN1 encode support for PKCS#7 and CMS. 274 o Multiple signer and signer add support for PKCS#7 and CMS. 275 o ASN1 printing support. 276 o Whirlpool hash algorithm added. 277 o RFC3161 time stamp support. 278 o New generalised public key API supporting ENGINE based algorithms. 279 o New generalised public key API utilities. 280 o New ENGINE supporting GOST algorithms. 281 o SSL/TLS GOST ciphersuite support. 282 o PKCS#7 and CMS GOST support. 283 o RFC4279 PSK ciphersuite support. 284 o Supported points format extension for ECC ciphersuites. 285 o ecdsa-with-SHA224/256/384/512 signature types. 286 o dsa-with-SHA224 and dsa-with-SHA256 signature types. 287 o Opaque PRF Input TLS extension support. 288 o Updated time routines to avoid OS limitations. 289 290 Major changes between OpenSSL 0.9.8m and OpenSSL 0.9.8n [24 Mar 2010]: 291 292 o CFB cipher definition fixes. 293 o Fix security issues CVE-2010-0740 and CVE-2010-0433. 294 295 Major changes between OpenSSL 0.9.8l and OpenSSL 0.9.8m [25 Feb 2010]: 296 297 o Cipher definition fixes. 298 o Workaround for slow RAND_poll() on some WIN32 versions. 299 o Remove MD2 from algorithm tables. 300 o SPKAC handling fixes. 301 o Support for RFC5746 TLS renegotiation extension. 302 o Compression memory leak fixed. 303 o Compression session resumption fixed. 304 o Ticket and SNI coexistence fixes. 305 o Many fixes to DTLS handling. 306 307 Major changes between OpenSSL 0.9.8k and OpenSSL 0.9.8l [5 Nov 2009]: 308 309 o Temporary work around for CVE-2009-3555: disable renegotiation. 310 311 Major changes between OpenSSL 0.9.8j and OpenSSL 0.9.8k [25 Mar 2009]: 312 313 o Fix various build issues. 314 o Fix security issues (CVE-2009-0590, CVE-2009-0591, CVE-2009-0789) 315 316 Major changes between OpenSSL 0.9.8i and OpenSSL 0.9.8j [7 Jan 2009]: 317 318 o Fix security issue (CVE-2008-5077) 319 o Merge FIPS 140-2 branch code. 320 321 Major changes between OpenSSL 0.9.8g and OpenSSL 0.9.8h [28 May 2008]: 322 323 o CryptoAPI ENGINE support. 324 o Various precautionary measures. 325 o Fix for bugs affecting certificate request creation. 326 o Support for local machine keyset attribute in PKCS#12 files. 327 328 Major changes between OpenSSL 0.9.8f and OpenSSL 0.9.8g [19 Oct 2007]: 329 330 o Backport of CMS functionality to 0.9.8. 331 o Fixes for bugs introduced with 0.9.8f. 332 333 Major changes between OpenSSL 0.9.8e and OpenSSL 0.9.8f [11 Oct 2007]: 334 335 o Add gcc 4.2 support. 336 o Add support for AES and SSE2 assembly lanugauge optimization 337 for VC++ build. 338 o Support for RFC4507bis and server name extensions if explicitly 339 selected at compile time. 340 o DTLS improvements. 341 o RFC4507bis support. 342 o TLS Extensions support. 343 344 Major changes between OpenSSL 0.9.8d and OpenSSL 0.9.8e [23 Feb 2007]: 345 346 o Various ciphersuite selection fixes. 347 o RFC3779 support. 348 349 Major changes between OpenSSL 0.9.8c and OpenSSL 0.9.8d [28 Sep 2006]: 350 351 o Introduce limits to prevent malicious key DoS (CVE-2006-2940) 352 o Fix security issues (CVE-2006-2937, CVE-2006-3737, CVE-2006-4343) 353 o Changes to ciphersuite selection algorithm 354 355 Major changes between OpenSSL 0.9.8b and OpenSSL 0.9.8c [5 Sep 2006]: 356 357 o Fix Daniel Bleichenbacher forged signature attack, CVE-2006-4339 358 o New cipher Camellia 359 360 Major changes between OpenSSL 0.9.8a and OpenSSL 0.9.8b [4 May 2006]: 361 362 o Cipher string fixes. 363 o Fixes for VC++ 2005. 364 o Updated ECC cipher suite support. 365 o New functions EVP_CIPHER_CTX_new() and EVP_CIPHER_CTX_free(). 366 o Zlib compression usage fixes. 367 o Built in dynamic engine compilation support on Win32. 368 o Fixes auto dynamic engine loading in Win32. 369 370 Major changes between OpenSSL 0.9.8 and OpenSSL 0.9.8a [11 Oct 2005]: 371 372 o Fix potential SSL 2.0 rollback, CVE-2005-2969 373 o Extended Windows CE support 374 375 Major changes between OpenSSL 0.9.7g and OpenSSL 0.9.8 [5 Jul 2005]: 376 377 o Major work on the BIGNUM library for higher efficiency and to 378 make operations more streamlined and less contradictory. This 379 is the result of a major audit of the BIGNUM library. 380 o Addition of BIGNUM functions for fields GF(2^m) and NIST 381 curves, to support the Elliptic Crypto functions. 382 o Major work on Elliptic Crypto; ECDH and ECDSA added, including 383 the use through EVP, X509 and ENGINE. 384 o New ASN.1 mini-compiler that's usable through the OpenSSL 385 configuration file. 386 o Added support for ASN.1 indefinite length constructed encoding. 387 o New PKCS#12 'medium level' API to manipulate PKCS#12 files. 388 o Complete rework of shared library construction and linking 389 programs with shared or static libraries, through a separate 390 Makefile.shared. 391 o Rework of the passing of parameters from one Makefile to another. 392 o Changed ENGINE framework to load dynamic engine modules 393 automatically from specifically given directories. 394 o New structure and ASN.1 functions for CertificatePair. 395 o Changed the ZLIB compression method to be stateful. 396 o Changed the key-generation and primality testing "progress" 397 mechanism to take a structure that contains the ticker 398 function and an argument. 399 o New engine module: GMP (performs private key exponentiation). 400 o New engine module: VIA PadLOck ACE extension in VIA C3 401 Nehemiah processors. 402 o Added support for IPv6 addresses in certificate extensions. 403 See RFC 1884, section 2.2. 404 o Added support for certificate policy mappings, policy 405 constraints and name constraints. 406 o Added support for multi-valued AVAs in the OpenSSL 407 configuration file. 408 o Added support for multiple certificates with the same subject 409 in the 'openssl ca' index file. 410 o Make it possible to create self-signed certificates using 411 'openssl ca -selfsign'. 412 o Make it possible to generate a serial number file with 413 'openssl ca -create_serial'. 414 o New binary search functions with extended functionality. 415 o New BUF functions. 416 o New STORE structure and library to provide an interface to all 417 sorts of data repositories. Supports storage of public and 418 private keys, certificates, CRLs, numbers and arbitrary blobs. 419 This library is unfortunately unfinished and unused withing 420 OpenSSL. 421 o New control functions for the error stack. 422 o Changed the PKCS#7 library to support one-pass S/MIME 423 processing. 424 o Added the possibility to compile without old deprecated 425 functionality with the OPENSSL_NO_DEPRECATED macro or the 426 'no-deprecated' argument to the config and Configure scripts. 427 o Constification of all ASN.1 conversion functions, and other 428 affected functions. 429 o Improved platform support for PowerPC. 430 o New FIPS 180-2 algorithms (SHA-224, -256, -384 and -512). 431 o New X509_VERIFY_PARAM structure to support parametrisation 432 of X.509 path validation. 433 o Major overhaul of RC4 performance on Intel P4, IA-64 and 434 AMD64. 435 o Changed the Configure script to have some algorithms disabled 436 by default. Those can be explicitely enabled with the new 437 argument form 'enable-xxx'. 438 o Change the default digest in 'openssl' commands from MD5 to 439 SHA-1. 440 o Added support for DTLS. 441 o New BIGNUM blinding. 442 o Added support for the RSA-PSS encryption scheme 443 o Added support for the RSA X.931 padding. 444 o Added support for BSD sockets on NetWare. 445 o Added support for files larger than 2GB. 446 o Added initial support for Win64. 447 o Added alternate pkg-config files. 448 449 Major changes between OpenSSL 0.9.7l and OpenSSL 0.9.7m [23 Feb 2007]: 450 451 o FIPS 1.1.1 module linking. 452 o Various ciphersuite selection fixes. 453 454 Major changes between OpenSSL 0.9.7k and OpenSSL 0.9.7l [28 Sep 2006]: 455 456 o Introduce limits to prevent malicious key DoS (CVE-2006-2940) 457 o Fix security issues (CVE-2006-2937, CVE-2006-3737, CVE-2006-4343) 458 459 Major changes between OpenSSL 0.9.7j and OpenSSL 0.9.7k [5 Sep 2006]: 460 461 o Fix Daniel Bleichenbacher forged signature attack, CVE-2006-4339 462 463 Major changes between OpenSSL 0.9.7i and OpenSSL 0.9.7j [4 May 2006]: 464 465 o Visual C++ 2005 fixes. 466 o Update Windows build system for FIPS. 467 468 Major changes between OpenSSL 0.9.7h and OpenSSL 0.9.7i [14 Oct 2005]: 469 470 o Give EVP_MAX_MD_SIZE it's old value, except for a FIPS build. 471 472 Major changes between OpenSSL 0.9.7g and OpenSSL 0.9.7h [11 Oct 2005]: 473 474 o Fix SSL 2.0 Rollback, CVE-2005-2969 475 o Allow use of fixed-length exponent on DSA signing 476 o Default fixed-window RSA, DSA, DH private-key operations 477 478 Major changes between OpenSSL 0.9.7f and OpenSSL 0.9.7g [11 Apr 2005]: 479 480 o More compilation issues fixed. 481 o Adaptation to more modern Kerberos API. 482 o Enhanced or corrected configuration for Solaris64, Mingw and Cygwin. 483 o Enhanced x86_64 assembler BIGNUM module. 484 o More constification. 485 o Added processing of proxy certificates (RFC 3820). 486 487 Major changes between OpenSSL 0.9.7e and OpenSSL 0.9.7f [22 Mar 2005]: 488 489 o Several compilation issues fixed. 490 o Many memory allocation failure checks added. 491 o Improved comparison of X509 Name type. 492 o Mandatory basic checks on certificates. 493 o Performance improvements. 494 495 Major changes between OpenSSL 0.9.7d and OpenSSL 0.9.7e [25 Oct 2004]: 496 497 o Fix race condition in CRL checking code. 498 o Fixes to PKCS#7 (S/MIME) code. 499 500 Major changes between OpenSSL 0.9.7c and OpenSSL 0.9.7d [17 Mar 2004]: 501 502 o Security: Fix Kerberos ciphersuite SSL/TLS handshaking bug 503 o Security: Fix null-pointer assignment in do_change_cipher_spec() 504 o Allow multiple active certificates with same subject in CA index 505 o Multiple X509 verification fixes 506 o Speed up HMAC and other operations 507 508 Major changes between OpenSSL 0.9.7b and OpenSSL 0.9.7c [30 Sep 2003]: 509 510 o Security: fix various ASN1 parsing bugs. 511 o New -ignore_err option to OCSP utility. 512 o Various interop and bug fixes in S/MIME code. 513 o SSL/TLS protocol fix for unrequested client certificates. 514 515 Major changes between OpenSSL 0.9.7a and OpenSSL 0.9.7b [10 Apr 2003]: 516 517 o Security: counter the Klima-Pokorny-Rosa extension of 518 Bleichbacher's attack 519 o Security: make RSA blinding default. 520 o Configuration: Irix fixes, AIX fixes, better mingw support. 521 o Support for new platforms: linux-ia64-ecc. 522 o Build: shared library support fixes. 523 o ASN.1: treat domainComponent correctly. 524 o Documentation: fixes and additions. 525 526 Major changes between OpenSSL 0.9.7 and OpenSSL 0.9.7a [19 Feb 2003]: 527 528 o Security: Important security related bugfixes. 529 o Enhanced compatibility with MIT Kerberos. 530 o Can be built without the ENGINE framework. 531 o IA32 assembler enhancements. 532 o Support for new platforms: FreeBSD/IA64 and FreeBSD/Sparc64. 533 o Configuration: the no-err option now works properly. 534 o SSL/TLS: now handles manual certificate chain building. 535 o SSL/TLS: certain session ID malfunctions corrected. 536 537 Major changes between OpenSSL 0.9.6 and OpenSSL 0.9.7 [30 Dec 2002]: 538 539 o New library section OCSP. 540 o Complete rewrite of ASN1 code. 541 o CRL checking in verify code and openssl utility. 542 o Extension copying in 'ca' utility. 543 o Flexible display options in 'ca' utility. 544 o Provisional support for international characters with UTF8. 545 o Support for external crypto devices ('engine') is no longer 546 a separate distribution. 547 o New elliptic curve library section. 548 o New AES (Rijndael) library section. 549 o Support for new platforms: Windows CE, Tandem OSS, A/UX, AIX 64-bit, 550 Linux x86_64, Linux 64-bit on Sparc v9 551 o Extended support for some platforms: VxWorks 552 o Enhanced support for shared libraries. 553 o Now only builds PIC code when shared library support is requested. 554 o Support for pkg-config. 555 o Lots of new manuals. 556 o Makes symbolic links to or copies of manuals to cover all described 557 functions. 558 o Change DES API to clean up the namespace (some applications link also 559 against libdes providing similar functions having the same name). 560 Provide macros for backward compatibility (will be removed in the 561 future). 562 o Unify handling of cryptographic algorithms (software and engine) 563 to be available via EVP routines for asymmetric and symmetric ciphers. 564 o NCONF: new configuration handling routines. 565 o Change API to use more 'const' modifiers to improve error checking 566 and help optimizers. 567 o Finally remove references to RSAref. 568 o Reworked parts of the BIGNUM code. 569 o Support for new engines: Broadcom ubsec, Accelerated Encryption 570 Processing, IBM 4758. 571 o A few new engines added in the demos area. 572 o Extended and corrected OID (object identifier) table. 573 o PRNG: query at more locations for a random device, automatic query for 574 EGD style random sources at several locations. 575 o SSL/TLS: allow optional cipher choice according to server's preference. 576 o SSL/TLS: allow server to explicitly set new session ids. 577 o SSL/TLS: support Kerberos cipher suites (RFC2712). 578 Only supports MIT Kerberos for now. 579 o SSL/TLS: allow more precise control of renegotiations and sessions. 580 o SSL/TLS: add callback to retrieve SSL/TLS messages. 581 o SSL/TLS: support AES cipher suites (RFC3268). 582 583 Major changes between OpenSSL 0.9.6j and OpenSSL 0.9.6k [30 Sep 2003]: 584 585 o Security: fix various ASN1 parsing bugs. 586 o SSL/TLS protocol fix for unrequested client certificates. 587 588 Major changes between OpenSSL 0.9.6i and OpenSSL 0.9.6j [10 Apr 2003]: 589 590 o Security: counter the Klima-Pokorny-Rosa extension of 591 Bleichbacher's attack 592 o Security: make RSA blinding default. 593 o Build: shared library support fixes. 594 595 Major changes between OpenSSL 0.9.6h and OpenSSL 0.9.6i [19 Feb 2003]: 596 597 o Important security related bugfixes. 598 599 Major changes between OpenSSL 0.9.6g and OpenSSL 0.9.6h [5 Dec 2002]: 600 601 o New configuration targets for Tandem OSS and A/UX. 602 o New OIDs for Microsoft attributes. 603 o Better handling of SSL session caching. 604 o Better comparison of distinguished names. 605 o Better handling of shared libraries in a mixed GNU/non-GNU environment. 606 o Support assembler code with Borland C. 607 o Fixes for length problems. 608 o Fixes for uninitialised variables. 609 o Fixes for memory leaks, some unusual crashes and some race conditions. 610 o Fixes for smaller building problems. 611 o Updates of manuals, FAQ and other instructive documents. 612 613 Major changes between OpenSSL 0.9.6f and OpenSSL 0.9.6g [9 Aug 2002]: 614 615 o Important building fixes on Unix. 616 617 Major changes between OpenSSL 0.9.6e and OpenSSL 0.9.6f [8 Aug 2002]: 618 619 o Various important bugfixes. 620 621 Major changes between OpenSSL 0.9.6d and OpenSSL 0.9.6e [30 Jul 2002]: 622 623 o Important security related bugfixes. 624 o Various SSL/TLS library bugfixes. 625 626 Major changes between OpenSSL 0.9.6c and OpenSSL 0.9.6d [9 May 2002]: 627 628 o Various SSL/TLS library bugfixes. 629 o Fix DH parameter generation for 'non-standard' generators. 630 631 Major changes between OpenSSL 0.9.6b and OpenSSL 0.9.6c [21 Dec 2001]: 632 633 o Various SSL/TLS library bugfixes. 634 o BIGNUM library fixes. 635 o RSA OAEP and random number generation fixes. 636 o Object identifiers corrected and added. 637 o Add assembler BN routines for IA64. 638 o Add support for OS/390 Unix, UnixWare with gcc, OpenUNIX 8, 639 MIPS Linux; shared library support for Irix, HP-UX. 640 o Add crypto accelerator support for AEP, Baltimore SureWare, 641 Broadcom and Cryptographic Appliance's keyserver 642 [in 0.9.6c-engine release]. 643 644 Major changes between OpenSSL 0.9.6a and OpenSSL 0.9.6b [9 Jul 2001]: 645 646 o Security fix: PRNG improvements. 647 o Security fix: RSA OAEP check. 648 o Security fix: Reinsert and fix countermeasure to Bleichbacher's 649 attack. 650 o MIPS bug fix in BIGNUM. 651 o Bug fix in "openssl enc". 652 o Bug fix in X.509 printing routine. 653 o Bug fix in DSA verification routine and DSA S/MIME verification. 654 o Bug fix to make PRNG thread-safe. 655 o Bug fix in RAND_file_name(). 656 o Bug fix in compatibility mode trust settings. 657 o Bug fix in blowfish EVP. 658 o Increase default size for BIO buffering filter. 659 o Compatibility fixes in some scripts. 660 661 Major changes between OpenSSL 0.9.6 and OpenSSL 0.9.6a [5 Apr 2001]: 662 663 o Security fix: change behavior of OpenSSL to avoid using 664 environment variables when running as root. 665 o Security fix: check the result of RSA-CRT to reduce the 666 possibility of deducing the private key from an incorrectly 667 calculated signature. 668 o Security fix: prevent Bleichenbacher's DSA attack. 669 o Security fix: Zero the premaster secret after deriving the 670 master secret in DH ciphersuites. 671 o Reimplement SSL_peek(), which had various problems. 672 o Compatibility fix: the function des_encrypt() renamed to 673 des_encrypt1() to avoid clashes with some Unixen libc. 674 o Bug fixes for Win32, HP/UX and Irix. 675 o Bug fixes in BIGNUM, SSL, PKCS#7, PKCS#12, X.509, CONF and 676 memory checking routines. 677 o Bug fixes for RSA operations in threaded environments. 678 o Bug fixes in misc. openssl applications. 679 o Remove a few potential memory leaks. 680 o Add tighter checks of BIGNUM routines. 681 o Shared library support has been reworked for generality. 682 o More documentation. 683 o New function BN_rand_range(). 684 o Add "-rand" option to openssl s_client and s_server. 685 686 Major changes between OpenSSL 0.9.5a and OpenSSL 0.9.6 [10 Oct 2000]: 687 688 o Some documentation for BIO and SSL libraries. 689 o Enhanced chain verification using key identifiers. 690 o New sign and verify options to 'dgst' application. 691 o Support for DER and PEM encoded messages in 'smime' application. 692 o New 'rsautl' application, low level RSA utility. 693 o MD4 now included. 694 o Bugfix for SSL rollback padding check. 695 o Support for external crypto devices [1]. 696 o Enhanced EVP interface. 697 698 [1] The support for external crypto devices is currently a separate 699 distribution. See the file README.ENGINE. 700 701 Major changes between OpenSSL 0.9.5 and OpenSSL 0.9.5a [1 Apr 2000]: 702 703 o Bug fixes for Win32, SuSE Linux, NeXTSTEP and FreeBSD 2.2.8 704 o Shared library support for HPUX and Solaris-gcc 705 o Support of Linux/IA64 706 o Assembler support for Mingw32 707 o New 'rand' application 708 o New way to check for existence of algorithms from scripts 709 710 Major changes between OpenSSL 0.9.4 and OpenSSL 0.9.5 [25 May 2000]: 711 712 o S/MIME support in new 'smime' command 713 o Documentation for the OpenSSL command line application 714 o Automation of 'req' application 715 o Fixes to make s_client, s_server work under Windows 716 o Support for multiple fieldnames in SPKACs 717 o New SPKAC command line utilty and associated library functions 718 o Options to allow passwords to be obtained from various sources 719 o New public key PEM format and options to handle it 720 o Many other fixes and enhancements to command line utilities 721 o Usable certificate chain verification 722 o Certificate purpose checking 723 o Certificate trust settings 724 o Support of authority information access extension 725 o Extensions in certificate requests 726 o Simplified X509 name and attribute routines 727 o Initial (incomplete) support for international character sets 728 o New DH_METHOD, DSA_METHOD and enhanced RSA_METHOD 729 o Read only memory BIOs and simplified creation function 730 o TLS/SSL protocol bugfixes: Accept TLS 'client hello' in SSL 3.0 731 record; allow fragmentation and interleaving of handshake and other 732 data 733 o TLS/SSL code now "tolerates" MS SGC 734 o Work around for Netscape client certificate hang bug 735 o RSA_NULL option that removes RSA patent code but keeps other 736 RSA functionality 737 o Memory leak detection now allows applications to add extra information 738 via a per-thread stack 739 o PRNG robustness improved 740 o EGD support 741 o BIGNUM library bug fixes 742 o Faster DSA parameter generation 743 o Enhanced support for Alpha Linux 744 o Experimental MacOS support 745 746 Major changes between OpenSSL 0.9.3 and OpenSSL 0.9.4 [9 Aug 1999]: 747 748 o Transparent support for PKCS#8 format private keys: these are used 749 by several software packages and are more secure than the standard 750 form 751 o PKCS#5 v2.0 implementation 752 o Password callbacks have a new void * argument for application data 753 o Avoid various memory leaks 754 o New pipe-like BIO that allows using the SSL library when actual I/O 755 must be handled by the application (BIO pair) 756 757 Major changes between OpenSSL 0.9.2b and OpenSSL 0.9.3 [24 May 1999]: 758 o Lots of enhancements and cleanups to the Configuration mechanism 759 o RSA OEAP related fixes 760 o Added `openssl ca -revoke' option for revoking a certificate 761 o Source cleanups: const correctness, type-safe stacks and ASN.1 SETs 762 o Source tree cleanups: removed lots of obsolete files 763 o Thawte SXNet, certificate policies and CRL distribution points 764 extension support 765 o Preliminary (experimental) S/MIME support 766 o Support for ASN.1 UTF8String and VisibleString 767 o Full integration of PKCS#12 code 768 o Sparc assembler bignum implementation, optimized hash functions 769 o Option to disable selected ciphers 770 771 Major changes between OpenSSL 0.9.1c and OpenSSL 0.9.2b [22 Mar 1999]: 772 o Fixed a security hole related to session resumption 773 o Fixed RSA encryption routines for the p < q case 774 o "ALL" in cipher lists now means "everything except NULL ciphers" 775 o Support for Triple-DES CBCM cipher 776 o Support of Optimal Asymmetric Encryption Padding (OAEP) for RSA 777 o First support for new TLSv1 ciphers 778 o Added a few new BIOs (syslog BIO, reliable BIO) 779 o Extended support for DSA certificate/keys. 780 o Extended support for Certificate Signing Requests (CSR) 781 o Initial support for X.509v3 extensions 782 o Extended support for compression inside the SSL record layer 783 o Overhauled Win32 builds 784 o Cleanups and fixes to the Big Number (BN) library 785 o Support for ASN.1 GeneralizedTime 786 o Splitted ASN.1 SETs from SEQUENCEs 787 o ASN1 and PEM support for Netscape Certificate Sequences 788 o Overhauled Perl interface 789 o Lots of source tree cleanups. 790 o Lots of memory leak fixes. 791 o Lots of bug fixes. 792 793 Major changes between SSLeay 0.9.0b and OpenSSL 0.9.1c [23 Dec 1998]: 794 o Integration of the popular NO_RSA/NO_DSA patches 795 o Initial support for compression inside the SSL record layer 796 o Added BIO proxy and filtering functionality 797 o Extended Big Number (BN) library 798 o Added RIPE MD160 message digest 799 o Addeed support for RC2/64bit cipher 800 o Extended ASN.1 parser routines 801 o Adjustations of the source tree for CVS 802 o Support for various new platforms 803 804