NEWS revision 344604
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 1.0.2q and OpenSSL 1.0.2r [26 Feb 2019] 9 10 o 0-byte record padding oracle (CVE-2019-1559) 11 12 Major changes between OpenSSL 1.0.2p and OpenSSL 1.0.2q [20 Nov 2018] 13 14 o Microarchitecture timing vulnerability in ECC scalar multiplication (CVE-2018-5407) 15 o Timing vulnerability in DSA signature generation (CVE-2018-0734) 16 17 Major changes between OpenSSL 1.0.2o and OpenSSL 1.0.2p [14 Aug 2018] 18 19 o Client DoS due to large DH parameter (CVE-2018-0732) 20 o Cache timing vulnerability in RSA Key Generation (CVE-2018-0737) 21 22 Major changes between OpenSSL 1.0.2n and OpenSSL 1.0.2o [27 Mar 2018] 23 24 o Constructed ASN.1 types with a recursive definition could exceed the 25 stack (CVE-2018-0739) 26 27 Major changes between OpenSSL 1.0.2m and OpenSSL 1.0.2n [7 Dec 2017] 28 29 o Read/write after SSL object in error state (CVE-2017-3737) 30 o rsaz_1024_mul_avx2 overflow bug on x86_64 (CVE-2017-3738) 31 32 Major changes between OpenSSL 1.0.2l and OpenSSL 1.0.2m [2 Nov 2017] 33 34 o bn_sqrx8x_internal carry bug on x86_64 (CVE-2017-3736) 35 o Malformed X.509 IPAddressFamily could cause OOB read (CVE-2017-3735) 36 37 Major changes between OpenSSL 1.0.2k and OpenSSL 1.0.2l [25 May 2017] 38 39 o config now recognises 64-bit mingw and chooses mingw64 instead of mingw 40 41 Major changes between OpenSSL 1.0.2j and OpenSSL 1.0.2k [26 Jan 2017] 42 43 o Truncated packet could crash via OOB read (CVE-2017-3731) 44 o BN_mod_exp may produce incorrect results on x86_64 (CVE-2017-3732) 45 o Montgomery multiplication may produce incorrect results (CVE-2016-7055) 46 47 Major changes between OpenSSL 1.0.2i and OpenSSL 1.0.2j [26 Sep 2016] 48 49 o Missing CRL sanity check (CVE-2016-7052) 50 51 Major changes between OpenSSL 1.0.2h and OpenSSL 1.0.2i [22 Sep 2016] 52 53 o OCSP Status Request extension unbounded memory growth (CVE-2016-6304) 54 o SWEET32 Mitigation (CVE-2016-2183) 55 o OOB write in MDC2_Update() (CVE-2016-6303) 56 o Malformed SHA512 ticket DoS (CVE-2016-6302) 57 o OOB write in BN_bn2dec() (CVE-2016-2182) 58 o OOB read in TS_OBJ_print_bio() (CVE-2016-2180) 59 o Pointer arithmetic undefined behaviour (CVE-2016-2177) 60 o Constant time flag not preserved in DSA signing (CVE-2016-2178) 61 o DTLS buffered message DoS (CVE-2016-2179) 62 o DTLS replay protection DoS (CVE-2016-2181) 63 o Certificate message OOB reads (CVE-2016-6306) 64 65 Major changes between OpenSSL 1.0.2g and OpenSSL 1.0.2h [3 May 2016] 66 67 o Prevent padding oracle in AES-NI CBC MAC check (CVE-2016-2107) 68 o Fix EVP_EncodeUpdate overflow (CVE-2016-2105) 69 o Fix EVP_EncryptUpdate overflow (CVE-2016-2106) 70 o Prevent ASN.1 BIO excessive memory allocation (CVE-2016-2109) 71 o EBCDIC overread (CVE-2016-2176) 72 o Modify behavior of ALPN to invoke callback after SNI/servername 73 callback, such that updates to the SSL_CTX affect ALPN. 74 o Remove LOW from the DEFAULT cipher list. This removes singles DES from 75 the default. 76 o Only remove the SSLv2 methods with the no-ssl2-method option. 77 78 Major changes between OpenSSL 1.0.2f and OpenSSL 1.0.2g [1 Mar 2016] 79 80 o Disable weak ciphers in SSLv3 and up in default builds of OpenSSL. 81 o Disable SSLv2 default build, default negotiation and weak ciphers 82 (CVE-2016-0800) 83 o Fix a double-free in DSA code (CVE-2016-0705) 84 o Disable SRP fake user seed to address a server memory leak 85 (CVE-2016-0798) 86 o Fix BN_hex2bn/BN_dec2bn NULL pointer deref/heap corruption 87 (CVE-2016-0797) 88 o Fix memory issues in BIO_*printf functions (CVE-2016-0799) 89 o Fix side channel attack on modular exponentiation (CVE-2016-0702) 90 91 Major changes between OpenSSL 1.0.2e and OpenSSL 1.0.2f [28 Jan 2016] 92 93 o DH small subgroups (CVE-2016-0701) 94 o SSLv2 doesn't block disabled ciphers (CVE-2015-3197) 95 96 Major changes between OpenSSL 1.0.2d and OpenSSL 1.0.2e [3 Dec 2015] 97 98 o BN_mod_exp may produce incorrect results on x86_64 (CVE-2015-3193) 99 o Certificate verify crash with missing PSS parameter (CVE-2015-3194) 100 o X509_ATTRIBUTE memory leak (CVE-2015-3195) 101 o Rewrite EVP_DecodeUpdate (base64 decoding) to fix several bugs 102 o In DSA_generate_parameters_ex, if the provided seed is too short, 103 return an error 104 105 Major changes between OpenSSL 1.0.2c and OpenSSL 1.0.2d [9 Jul 2015] 106 107 o Alternate chains certificate forgery (CVE-2015-1793) 108 o Race condition handling PSK identify hint (CVE-2015-3196) 109 110 Major changes between OpenSSL 1.0.2b and OpenSSL 1.0.2c [12 Jun 2015] 111 112 o Fix HMAC ABI incompatibility 113 114 Major changes between OpenSSL 1.0.2a and OpenSSL 1.0.2b [11 Jun 2015] 115 116 o Malformed ECParameters causes infinite loop (CVE-2015-1788) 117 o Exploitable out-of-bounds read in X509_cmp_time (CVE-2015-1789) 118 o PKCS7 crash with missing EnvelopedContent (CVE-2015-1790) 119 o CMS verify infinite loop with unknown hash function (CVE-2015-1792) 120 o Race condition handling NewSessionTicket (CVE-2015-1791) 121 122 Major changes between OpenSSL 1.0.2 and OpenSSL 1.0.2a [19 Mar 2015] 123 124 o OpenSSL 1.0.2 ClientHello sigalgs DoS fix (CVE-2015-0291) 125 o Multiblock corrupted pointer fix (CVE-2015-0290) 126 o Segmentation fault in DTLSv1_listen fix (CVE-2015-0207) 127 o Segmentation fault in ASN1_TYPE_cmp fix (CVE-2015-0286) 128 o Segmentation fault for invalid PSS parameters fix (CVE-2015-0208) 129 o ASN.1 structure reuse memory corruption fix (CVE-2015-0287) 130 o PKCS7 NULL pointer dereferences fix (CVE-2015-0289) 131 o DoS via reachable assert in SSLv2 servers fix (CVE-2015-0293) 132 o Empty CKE with client auth and DHE fix (CVE-2015-1787) 133 o Handshake with unseeded PRNG fix (CVE-2015-0285) 134 o Use After Free following d2i_ECPrivatekey error fix (CVE-2015-0209) 135 o X509_to_X509_REQ NULL pointer deref fix (CVE-2015-0288) 136 o Removed the export ciphers from the DEFAULT ciphers 137 138 Major changes between OpenSSL 1.0.1l and OpenSSL 1.0.2 [22 Jan 2015]: 139 140 o Suite B support for TLS 1.2 and DTLS 1.2 141 o Support for DTLS 1.2 142 o TLS automatic EC curve selection. 143 o API to set TLS supported signature algorithms and curves 144 o SSL_CONF configuration API. 145 o TLS Brainpool support. 146 o ALPN support. 147 o CMS support for RSA-PSS, RSA-OAEP, ECDH and X9.42 DH. 148 149 Major changes between OpenSSL 1.0.1k and OpenSSL 1.0.1l [15 Jan 2015] 150 151 o Build fixes for the Windows and OpenVMS platforms 152 153 Major changes between OpenSSL 1.0.1j and OpenSSL 1.0.1k [8 Jan 2015] 154 155 o Fix for CVE-2014-3571 156 o Fix for CVE-2015-0206 157 o Fix for CVE-2014-3569 158 o Fix for CVE-2014-3572 159 o Fix for CVE-2015-0204 160 o Fix for CVE-2015-0205 161 o Fix for CVE-2014-8275 162 o Fix for CVE-2014-3570 163 164 Major changes between OpenSSL 1.0.1i and OpenSSL 1.0.1j [15 Oct 2014] 165 166 o Fix for CVE-2014-3513 167 o Fix for CVE-2014-3567 168 o Mitigation for CVE-2014-3566 (SSL protocol vulnerability) 169 o Fix for CVE-2014-3568 170 171 Major changes between OpenSSL 1.0.1h and OpenSSL 1.0.1i [6 Aug 2014] 172 173 o Fix for CVE-2014-3512 174 o Fix for CVE-2014-3511 175 o Fix for CVE-2014-3510 176 o Fix for CVE-2014-3507 177 o Fix for CVE-2014-3506 178 o Fix for CVE-2014-3505 179 o Fix for CVE-2014-3509 180 o Fix for CVE-2014-5139 181 o Fix for CVE-2014-3508 182 183 Major changes between OpenSSL 1.0.1g and OpenSSL 1.0.1h [5 Jun 2014] 184 185 o Fix for CVE-2014-0224 186 o Fix for CVE-2014-0221 187 o Fix for CVE-2014-0198 188 o Fix for CVE-2014-0195 189 o Fix for CVE-2014-3470 190 o Fix for CVE-2010-5298 191 192 Major changes between OpenSSL 1.0.1f and OpenSSL 1.0.1g [7 Apr 2014] 193 194 o Fix for CVE-2014-0160 195 o Add TLS padding extension workaround for broken servers. 196 o Fix for CVE-2014-0076 197 198 Major changes between OpenSSL 1.0.1e and OpenSSL 1.0.1f [6 Jan 2014] 199 200 o Don't include gmt_unix_time in TLS server and client random values 201 o Fix for TLS record tampering bug CVE-2013-4353 202 o Fix for TLS version checking bug CVE-2013-6449 203 o Fix for DTLS retransmission bug CVE-2013-6450 204 205 Major changes between OpenSSL 1.0.1d and OpenSSL 1.0.1e [11 Feb 2013]: 206 207 o Corrected fix for CVE-2013-0169 208 209 Major changes between OpenSSL 1.0.1c and OpenSSL 1.0.1d [4 Feb 2013]: 210 211 o Fix renegotiation in TLS 1.1, 1.2 by using the correct TLS version. 212 o Include the fips configuration module. 213 o Fix OCSP bad key DoS attack CVE-2013-0166 214 o Fix for SSL/TLS/DTLS CBC plaintext recovery attack CVE-2013-0169 215 o Fix for TLS AESNI record handling flaw CVE-2012-2686 216 217 Major changes between OpenSSL 1.0.1b and OpenSSL 1.0.1c [10 May 2012]: 218 219 o Fix TLS/DTLS record length checking bug CVE-2012-2333 220 o Don't attempt to use non-FIPS composite ciphers in FIPS mode. 221 222 Major changes between OpenSSL 1.0.1a and OpenSSL 1.0.1b [26 Apr 2012]: 223 224 o Fix compilation error on non-x86 platforms. 225 o Make FIPS capable OpenSSL ciphers work in non-FIPS mode. 226 o Fix SSL_OP_NO_TLSv1_1 clash with SSL_OP_ALL in OpenSSL 1.0.0 227 228 Major changes between OpenSSL 1.0.1 and OpenSSL 1.0.1a [19 Apr 2012]: 229 230 o Fix for ASN1 overflow bug CVE-2012-2110 231 o Workarounds for some servers that hang on long client hellos. 232 o Fix SEGV in AES code. 233 234 Major changes between OpenSSL 1.0.0h and OpenSSL 1.0.1 [14 Mar 2012]: 235 236 o TLS/DTLS heartbeat support. 237 o SCTP support. 238 o RFC 5705 TLS key material exporter. 239 o RFC 5764 DTLS-SRTP negotiation. 240 o Next Protocol Negotiation. 241 o PSS signatures in certificates, requests and CRLs. 242 o Support for password based recipient info for CMS. 243 o Support TLS v1.2 and TLS v1.1. 244 o Preliminary FIPS capability for unvalidated 2.0 FIPS module. 245 o SRP support. 246 247 Major changes between OpenSSL 1.0.0g and OpenSSL 1.0.0h [12 Mar 2012]: 248 249 o Fix for CMS/PKCS#7 MMA CVE-2012-0884 250 o Corrected fix for CVE-2011-4619 251 o Various DTLS fixes. 252 253 Major changes between OpenSSL 1.0.0f and OpenSSL 1.0.0g [18 Jan 2012]: 254 255 o Fix for DTLS DoS issue CVE-2012-0050 256 257 Major changes between OpenSSL 1.0.0e and OpenSSL 1.0.0f [4 Jan 2012]: 258 259 o Fix for DTLS plaintext recovery attack CVE-2011-4108 260 o Clear block padding bytes of SSL 3.0 records CVE-2011-4576 261 o Only allow one SGC handshake restart for SSL/TLS CVE-2011-4619 262 o Check parameters are not NULL in GOST ENGINE CVE-2012-0027 263 o Check for malformed RFC3779 data CVE-2011-4577 264 265 Major changes between OpenSSL 1.0.0d and OpenSSL 1.0.0e [6 Sep 2011]: 266 267 o Fix for CRL vulnerability issue CVE-2011-3207 268 o Fix for ECDH crashes CVE-2011-3210 269 o Protection against EC timing attacks. 270 o Support ECDH ciphersuites for certificates using SHA2 algorithms. 271 o Various DTLS fixes. 272 273 Major changes between OpenSSL 1.0.0c and OpenSSL 1.0.0d [8 Feb 2011]: 274 275 o Fix for security issue CVE-2011-0014 276 277 Major changes between OpenSSL 1.0.0b and OpenSSL 1.0.0c [2 Dec 2010]: 278 279 o Fix for security issue CVE-2010-4180 280 o Fix for CVE-2010-4252 281 o Fix mishandling of absent EC point format extension. 282 o Fix various platform compilation issues. 283 o Corrected fix for security issue CVE-2010-3864. 284 285 Major changes between OpenSSL 1.0.0a and OpenSSL 1.0.0b [16 Nov 2010]: 286 287 o Fix for security issue CVE-2010-3864. 288 o Fix for CVE-2010-2939 289 o Fix WIN32 build system for GOST ENGINE. 290 291 Major changes between OpenSSL 1.0.0 and OpenSSL 1.0.0a [1 Jun 2010]: 292 293 o Fix for security issue CVE-2010-1633. 294 o GOST MAC and CFB fixes. 295 296 Major changes between OpenSSL 0.9.8n and OpenSSL 1.0.0 [29 Mar 2010]: 297 298 o RFC3280 path validation: sufficient to process PKITS tests. 299 o Integrated support for PVK files and keyblobs. 300 o Change default private key format to PKCS#8. 301 o CMS support: able to process all examples in RFC4134 302 o Streaming ASN1 encode support for PKCS#7 and CMS. 303 o Multiple signer and signer add support for PKCS#7 and CMS. 304 o ASN1 printing support. 305 o Whirlpool hash algorithm added. 306 o RFC3161 time stamp support. 307 o New generalised public key API supporting ENGINE based algorithms. 308 o New generalised public key API utilities. 309 o New ENGINE supporting GOST algorithms. 310 o SSL/TLS GOST ciphersuite support. 311 o PKCS#7 and CMS GOST support. 312 o RFC4279 PSK ciphersuite support. 313 o Supported points format extension for ECC ciphersuites. 314 o ecdsa-with-SHA224/256/384/512 signature types. 315 o dsa-with-SHA224 and dsa-with-SHA256 signature types. 316 o Opaque PRF Input TLS extension support. 317 o Updated time routines to avoid OS limitations. 318 319 Major changes between OpenSSL 0.9.8m and OpenSSL 0.9.8n [24 Mar 2010]: 320 321 o CFB cipher definition fixes. 322 o Fix security issues CVE-2010-0740 and CVE-2010-0433. 323 324 Major changes between OpenSSL 0.9.8l and OpenSSL 0.9.8m [25 Feb 2010]: 325 326 o Cipher definition fixes. 327 o Workaround for slow RAND_poll() on some WIN32 versions. 328 o Remove MD2 from algorithm tables. 329 o SPKAC handling fixes. 330 o Support for RFC5746 TLS renegotiation extension. 331 o Compression memory leak fixed. 332 o Compression session resumption fixed. 333 o Ticket and SNI coexistence fixes. 334 o Many fixes to DTLS handling. 335 336 Major changes between OpenSSL 0.9.8k and OpenSSL 0.9.8l [5 Nov 2009]: 337 338 o Temporary work around for CVE-2009-3555: disable renegotiation. 339 340 Major changes between OpenSSL 0.9.8j and OpenSSL 0.9.8k [25 Mar 2009]: 341 342 o Fix various build issues. 343 o Fix security issues (CVE-2009-0590, CVE-2009-0591, CVE-2009-0789) 344 345 Major changes between OpenSSL 0.9.8i and OpenSSL 0.9.8j [7 Jan 2009]: 346 347 o Fix security issue (CVE-2008-5077) 348 o Merge FIPS 140-2 branch code. 349 350 Major changes between OpenSSL 0.9.8g and OpenSSL 0.9.8h [28 May 2008]: 351 352 o CryptoAPI ENGINE support. 353 o Various precautionary measures. 354 o Fix for bugs affecting certificate request creation. 355 o Support for local machine keyset attribute in PKCS#12 files. 356 357 Major changes between OpenSSL 0.9.8f and OpenSSL 0.9.8g [19 Oct 2007]: 358 359 o Backport of CMS functionality to 0.9.8. 360 o Fixes for bugs introduced with 0.9.8f. 361 362 Major changes between OpenSSL 0.9.8e and OpenSSL 0.9.8f [11 Oct 2007]: 363 364 o Add gcc 4.2 support. 365 o Add support for AES and SSE2 assembly lanugauge optimization 366 for VC++ build. 367 o Support for RFC4507bis and server name extensions if explicitly 368 selected at compile time. 369 o DTLS improvements. 370 o RFC4507bis support. 371 o TLS Extensions support. 372 373 Major changes between OpenSSL 0.9.8d and OpenSSL 0.9.8e [23 Feb 2007]: 374 375 o Various ciphersuite selection fixes. 376 o RFC3779 support. 377 378 Major changes between OpenSSL 0.9.8c and OpenSSL 0.9.8d [28 Sep 2006]: 379 380 o Introduce limits to prevent malicious key DoS (CVE-2006-2940) 381 o Fix security issues (CVE-2006-2937, CVE-2006-3737, CVE-2006-4343) 382 o Changes to ciphersuite selection algorithm 383 384 Major changes between OpenSSL 0.9.8b and OpenSSL 0.9.8c [5 Sep 2006]: 385 386 o Fix Daniel Bleichenbacher forged signature attack, CVE-2006-4339 387 o New cipher Camellia 388 389 Major changes between OpenSSL 0.9.8a and OpenSSL 0.9.8b [4 May 2006]: 390 391 o Cipher string fixes. 392 o Fixes for VC++ 2005. 393 o Updated ECC cipher suite support. 394 o New functions EVP_CIPHER_CTX_new() and EVP_CIPHER_CTX_free(). 395 o Zlib compression usage fixes. 396 o Built in dynamic engine compilation support on Win32. 397 o Fixes auto dynamic engine loading in Win32. 398 399 Major changes between OpenSSL 0.9.8 and OpenSSL 0.9.8a [11 Oct 2005]: 400 401 o Fix potential SSL 2.0 rollback, CVE-2005-2969 402 o Extended Windows CE support 403 404 Major changes between OpenSSL 0.9.7g and OpenSSL 0.9.8 [5 Jul 2005]: 405 406 o Major work on the BIGNUM library for higher efficiency and to 407 make operations more streamlined and less contradictory. This 408 is the result of a major audit of the BIGNUM library. 409 o Addition of BIGNUM functions for fields GF(2^m) and NIST 410 curves, to support the Elliptic Crypto functions. 411 o Major work on Elliptic Crypto; ECDH and ECDSA added, including 412 the use through EVP, X509 and ENGINE. 413 o New ASN.1 mini-compiler that's usable through the OpenSSL 414 configuration file. 415 o Added support for ASN.1 indefinite length constructed encoding. 416 o New PKCS#12 'medium level' API to manipulate PKCS#12 files. 417 o Complete rework of shared library construction and linking 418 programs with shared or static libraries, through a separate 419 Makefile.shared. 420 o Rework of the passing of parameters from one Makefile to another. 421 o Changed ENGINE framework to load dynamic engine modules 422 automatically from specifically given directories. 423 o New structure and ASN.1 functions for CertificatePair. 424 o Changed the ZLIB compression method to be stateful. 425 o Changed the key-generation and primality testing "progress" 426 mechanism to take a structure that contains the ticker 427 function and an argument. 428 o New engine module: GMP (performs private key exponentiation). 429 o New engine module: VIA PadLOck ACE extension in VIA C3 430 Nehemiah processors. 431 o Added support for IPv6 addresses in certificate extensions. 432 See RFC 1884, section 2.2. 433 o Added support for certificate policy mappings, policy 434 constraints and name constraints. 435 o Added support for multi-valued AVAs in the OpenSSL 436 configuration file. 437 o Added support for multiple certificates with the same subject 438 in the 'openssl ca' index file. 439 o Make it possible to create self-signed certificates using 440 'openssl ca -selfsign'. 441 o Make it possible to generate a serial number file with 442 'openssl ca -create_serial'. 443 o New binary search functions with extended functionality. 444 o New BUF functions. 445 o New STORE structure and library to provide an interface to all 446 sorts of data repositories. Supports storage of public and 447 private keys, certificates, CRLs, numbers and arbitrary blobs. 448 This library is unfortunately unfinished and unused withing 449 OpenSSL. 450 o New control functions for the error stack. 451 o Changed the PKCS#7 library to support one-pass S/MIME 452 processing. 453 o Added the possibility to compile without old deprecated 454 functionality with the OPENSSL_NO_DEPRECATED macro or the 455 'no-deprecated' argument to the config and Configure scripts. 456 o Constification of all ASN.1 conversion functions, and other 457 affected functions. 458 o Improved platform support for PowerPC. 459 o New FIPS 180-2 algorithms (SHA-224, -256, -384 and -512). 460 o New X509_VERIFY_PARAM structure to support parametrisation 461 of X.509 path validation. 462 o Major overhaul of RC4 performance on Intel P4, IA-64 and 463 AMD64. 464 o Changed the Configure script to have some algorithms disabled 465 by default. Those can be explicitely enabled with the new 466 argument form 'enable-xxx'. 467 o Change the default digest in 'openssl' commands from MD5 to 468 SHA-1. 469 o Added support for DTLS. 470 o New BIGNUM blinding. 471 o Added support for the RSA-PSS encryption scheme 472 o Added support for the RSA X.931 padding. 473 o Added support for BSD sockets on NetWare. 474 o Added support for files larger than 2GB. 475 o Added initial support for Win64. 476 o Added alternate pkg-config files. 477 478 Major changes between OpenSSL 0.9.7l and OpenSSL 0.9.7m [23 Feb 2007]: 479 480 o FIPS 1.1.1 module linking. 481 o Various ciphersuite selection fixes. 482 483 Major changes between OpenSSL 0.9.7k and OpenSSL 0.9.7l [28 Sep 2006]: 484 485 o Introduce limits to prevent malicious key DoS (CVE-2006-2940) 486 o Fix security issues (CVE-2006-2937, CVE-2006-3737, CVE-2006-4343) 487 488 Major changes between OpenSSL 0.9.7j and OpenSSL 0.9.7k [5 Sep 2006]: 489 490 o Fix Daniel Bleichenbacher forged signature attack, CVE-2006-4339 491 492 Major changes between OpenSSL 0.9.7i and OpenSSL 0.9.7j [4 May 2006]: 493 494 o Visual C++ 2005 fixes. 495 o Update Windows build system for FIPS. 496 497 Major changes between OpenSSL 0.9.7h and OpenSSL 0.9.7i [14 Oct 2005]: 498 499 o Give EVP_MAX_MD_SIZE it's old value, except for a FIPS build. 500 501 Major changes between OpenSSL 0.9.7g and OpenSSL 0.9.7h [11 Oct 2005]: 502 503 o Fix SSL 2.0 Rollback, CVE-2005-2969 504 o Allow use of fixed-length exponent on DSA signing 505 o Default fixed-window RSA, DSA, DH private-key operations 506 507 Major changes between OpenSSL 0.9.7f and OpenSSL 0.9.7g [11 Apr 2005]: 508 509 o More compilation issues fixed. 510 o Adaptation to more modern Kerberos API. 511 o Enhanced or corrected configuration for Solaris64, Mingw and Cygwin. 512 o Enhanced x86_64 assembler BIGNUM module. 513 o More constification. 514 o Added processing of proxy certificates (RFC 3820). 515 516 Major changes between OpenSSL 0.9.7e and OpenSSL 0.9.7f [22 Mar 2005]: 517 518 o Several compilation issues fixed. 519 o Many memory allocation failure checks added. 520 o Improved comparison of X509 Name type. 521 o Mandatory basic checks on certificates. 522 o Performance improvements. 523 524 Major changes between OpenSSL 0.9.7d and OpenSSL 0.9.7e [25 Oct 2004]: 525 526 o Fix race condition in CRL checking code. 527 o Fixes to PKCS#7 (S/MIME) code. 528 529 Major changes between OpenSSL 0.9.7c and OpenSSL 0.9.7d [17 Mar 2004]: 530 531 o Security: Fix Kerberos ciphersuite SSL/TLS handshaking bug 532 o Security: Fix null-pointer assignment in do_change_cipher_spec() 533 o Allow multiple active certificates with same subject in CA index 534 o Multiple X509 verification fixes 535 o Speed up HMAC and other operations 536 537 Major changes between OpenSSL 0.9.7b and OpenSSL 0.9.7c [30 Sep 2003]: 538 539 o Security: fix various ASN1 parsing bugs. 540 o New -ignore_err option to OCSP utility. 541 o Various interop and bug fixes in S/MIME code. 542 o SSL/TLS protocol fix for unrequested client certificates. 543 544 Major changes between OpenSSL 0.9.7a and OpenSSL 0.9.7b [10 Apr 2003]: 545 546 o Security: counter the Klima-Pokorny-Rosa extension of 547 Bleichbacher's attack 548 o Security: make RSA blinding default. 549 o Configuration: Irix fixes, AIX fixes, better mingw support. 550 o Support for new platforms: linux-ia64-ecc. 551 o Build: shared library support fixes. 552 o ASN.1: treat domainComponent correctly. 553 o Documentation: fixes and additions. 554 555 Major changes between OpenSSL 0.9.7 and OpenSSL 0.9.7a [19 Feb 2003]: 556 557 o Security: Important security related bugfixes. 558 o Enhanced compatibility with MIT Kerberos. 559 o Can be built without the ENGINE framework. 560 o IA32 assembler enhancements. 561 o Support for new platforms: FreeBSD/IA64 and FreeBSD/Sparc64. 562 o Configuration: the no-err option now works properly. 563 o SSL/TLS: now handles manual certificate chain building. 564 o SSL/TLS: certain session ID malfunctions corrected. 565 566 Major changes between OpenSSL 0.9.6 and OpenSSL 0.9.7 [30 Dec 2002]: 567 568 o New library section OCSP. 569 o Complete rewrite of ASN1 code. 570 o CRL checking in verify code and openssl utility. 571 o Extension copying in 'ca' utility. 572 o Flexible display options in 'ca' utility. 573 o Provisional support for international characters with UTF8. 574 o Support for external crypto devices ('engine') is no longer 575 a separate distribution. 576 o New elliptic curve library section. 577 o New AES (Rijndael) library section. 578 o Support for new platforms: Windows CE, Tandem OSS, A/UX, AIX 64-bit, 579 Linux x86_64, Linux 64-bit on Sparc v9 580 o Extended support for some platforms: VxWorks 581 o Enhanced support for shared libraries. 582 o Now only builds PIC code when shared library support is requested. 583 o Support for pkg-config. 584 o Lots of new manuals. 585 o Makes symbolic links to or copies of manuals to cover all described 586 functions. 587 o Change DES API to clean up the namespace (some applications link also 588 against libdes providing similar functions having the same name). 589 Provide macros for backward compatibility (will be removed in the 590 future). 591 o Unify handling of cryptographic algorithms (software and engine) 592 to be available via EVP routines for asymmetric and symmetric ciphers. 593 o NCONF: new configuration handling routines. 594 o Change API to use more 'const' modifiers to improve error checking 595 and help optimizers. 596 o Finally remove references to RSAref. 597 o Reworked parts of the BIGNUM code. 598 o Support for new engines: Broadcom ubsec, Accelerated Encryption 599 Processing, IBM 4758. 600 o A few new engines added in the demos area. 601 o Extended and corrected OID (object identifier) table. 602 o PRNG: query at more locations for a random device, automatic query for 603 EGD style random sources at several locations. 604 o SSL/TLS: allow optional cipher choice according to server's preference. 605 o SSL/TLS: allow server to explicitly set new session ids. 606 o SSL/TLS: support Kerberos cipher suites (RFC2712). 607 Only supports MIT Kerberos for now. 608 o SSL/TLS: allow more precise control of renegotiations and sessions. 609 o SSL/TLS: add callback to retrieve SSL/TLS messages. 610 o SSL/TLS: support AES cipher suites (RFC3268). 611 612 Major changes between OpenSSL 0.9.6j and OpenSSL 0.9.6k [30 Sep 2003]: 613 614 o Security: fix various ASN1 parsing bugs. 615 o SSL/TLS protocol fix for unrequested client certificates. 616 617 Major changes between OpenSSL 0.9.6i and OpenSSL 0.9.6j [10 Apr 2003]: 618 619 o Security: counter the Klima-Pokorny-Rosa extension of 620 Bleichbacher's attack 621 o Security: make RSA blinding default. 622 o Build: shared library support fixes. 623 624 Major changes between OpenSSL 0.9.6h and OpenSSL 0.9.6i [19 Feb 2003]: 625 626 o Important security related bugfixes. 627 628 Major changes between OpenSSL 0.9.6g and OpenSSL 0.9.6h [5 Dec 2002]: 629 630 o New configuration targets for Tandem OSS and A/UX. 631 o New OIDs for Microsoft attributes. 632 o Better handling of SSL session caching. 633 o Better comparison of distinguished names. 634 o Better handling of shared libraries in a mixed GNU/non-GNU environment. 635 o Support assembler code with Borland C. 636 o Fixes for length problems. 637 o Fixes for uninitialised variables. 638 o Fixes for memory leaks, some unusual crashes and some race conditions. 639 o Fixes for smaller building problems. 640 o Updates of manuals, FAQ and other instructive documents. 641 642 Major changes between OpenSSL 0.9.6f and OpenSSL 0.9.6g [9 Aug 2002]: 643 644 o Important building fixes on Unix. 645 646 Major changes between OpenSSL 0.9.6e and OpenSSL 0.9.6f [8 Aug 2002]: 647 648 o Various important bugfixes. 649 650 Major changes between OpenSSL 0.9.6d and OpenSSL 0.9.6e [30 Jul 2002]: 651 652 o Important security related bugfixes. 653 o Various SSL/TLS library bugfixes. 654 655 Major changes between OpenSSL 0.9.6c and OpenSSL 0.9.6d [9 May 2002]: 656 657 o Various SSL/TLS library bugfixes. 658 o Fix DH parameter generation for 'non-standard' generators. 659 660 Major changes between OpenSSL 0.9.6b and OpenSSL 0.9.6c [21 Dec 2001]: 661 662 o Various SSL/TLS library bugfixes. 663 o BIGNUM library fixes. 664 o RSA OAEP and random number generation fixes. 665 o Object identifiers corrected and added. 666 o Add assembler BN routines for IA64. 667 o Add support for OS/390 Unix, UnixWare with gcc, OpenUNIX 8, 668 MIPS Linux; shared library support for Irix, HP-UX. 669 o Add crypto accelerator support for AEP, Baltimore SureWare, 670 Broadcom and Cryptographic Appliance's keyserver 671 [in 0.9.6c-engine release]. 672 673 Major changes between OpenSSL 0.9.6a and OpenSSL 0.9.6b [9 Jul 2001]: 674 675 o Security fix: PRNG improvements. 676 o Security fix: RSA OAEP check. 677 o Security fix: Reinsert and fix countermeasure to Bleichbacher's 678 attack. 679 o MIPS bug fix in BIGNUM. 680 o Bug fix in "openssl enc". 681 o Bug fix in X.509 printing routine. 682 o Bug fix in DSA verification routine and DSA S/MIME verification. 683 o Bug fix to make PRNG thread-safe. 684 o Bug fix in RAND_file_name(). 685 o Bug fix in compatibility mode trust settings. 686 o Bug fix in blowfish EVP. 687 o Increase default size for BIO buffering filter. 688 o Compatibility fixes in some scripts. 689 690 Major changes between OpenSSL 0.9.6 and OpenSSL 0.9.6a [5 Apr 2001]: 691 692 o Security fix: change behavior of OpenSSL to avoid using 693 environment variables when running as root. 694 o Security fix: check the result of RSA-CRT to reduce the 695 possibility of deducing the private key from an incorrectly 696 calculated signature. 697 o Security fix: prevent Bleichenbacher's DSA attack. 698 o Security fix: Zero the premaster secret after deriving the 699 master secret in DH ciphersuites. 700 o Reimplement SSL_peek(), which had various problems. 701 o Compatibility fix: the function des_encrypt() renamed to 702 des_encrypt1() to avoid clashes with some Unixen libc. 703 o Bug fixes for Win32, HP/UX and Irix. 704 o Bug fixes in BIGNUM, SSL, PKCS#7, PKCS#12, X.509, CONF and 705 memory checking routines. 706 o Bug fixes for RSA operations in threaded environments. 707 o Bug fixes in misc. openssl applications. 708 o Remove a few potential memory leaks. 709 o Add tighter checks of BIGNUM routines. 710 o Shared library support has been reworked for generality. 711 o More documentation. 712 o New function BN_rand_range(). 713 o Add "-rand" option to openssl s_client and s_server. 714 715 Major changes between OpenSSL 0.9.5a and OpenSSL 0.9.6 [10 Oct 2000]: 716 717 o Some documentation for BIO and SSL libraries. 718 o Enhanced chain verification using key identifiers. 719 o New sign and verify options to 'dgst' application. 720 o Support for DER and PEM encoded messages in 'smime' application. 721 o New 'rsautl' application, low level RSA utility. 722 o MD4 now included. 723 o Bugfix for SSL rollback padding check. 724 o Support for external crypto devices [1]. 725 o Enhanced EVP interface. 726 727 [1] The support for external crypto devices is currently a separate 728 distribution. See the file README.ENGINE. 729 730 Major changes between OpenSSL 0.9.5 and OpenSSL 0.9.5a [1 Apr 2000]: 731 732 o Bug fixes for Win32, SuSE Linux, NeXTSTEP and FreeBSD 2.2.8 733 o Shared library support for HPUX and Solaris-gcc 734 o Support of Linux/IA64 735 o Assembler support for Mingw32 736 o New 'rand' application 737 o New way to check for existence of algorithms from scripts 738 739 Major changes between OpenSSL 0.9.4 and OpenSSL 0.9.5 [25 May 2000]: 740 741 o S/MIME support in new 'smime' command 742 o Documentation for the OpenSSL command line application 743 o Automation of 'req' application 744 o Fixes to make s_client, s_server work under Windows 745 o Support for multiple fieldnames in SPKACs 746 o New SPKAC command line utilty and associated library functions 747 o Options to allow passwords to be obtained from various sources 748 o New public key PEM format and options to handle it 749 o Many other fixes and enhancements to command line utilities 750 o Usable certificate chain verification 751 o Certificate purpose checking 752 o Certificate trust settings 753 o Support of authority information access extension 754 o Extensions in certificate requests 755 o Simplified X509 name and attribute routines 756 o Initial (incomplete) support for international character sets 757 o New DH_METHOD, DSA_METHOD and enhanced RSA_METHOD 758 o Read only memory BIOs and simplified creation function 759 o TLS/SSL protocol bugfixes: Accept TLS 'client hello' in SSL 3.0 760 record; allow fragmentation and interleaving of handshake and other 761 data 762 o TLS/SSL code now "tolerates" MS SGC 763 o Work around for Netscape client certificate hang bug 764 o RSA_NULL option that removes RSA patent code but keeps other 765 RSA functionality 766 o Memory leak detection now allows applications to add extra information 767 via a per-thread stack 768 o PRNG robustness improved 769 o EGD support 770 o BIGNUM library bug fixes 771 o Faster DSA parameter generation 772 o Enhanced support for Alpha Linux 773 o Experimental MacOS support 774 775 Major changes between OpenSSL 0.9.3 and OpenSSL 0.9.4 [9 Aug 1999]: 776 777 o Transparent support for PKCS#8 format private keys: these are used 778 by several software packages and are more secure than the standard 779 form 780 o PKCS#5 v2.0 implementation 781 o Password callbacks have a new void * argument for application data 782 o Avoid various memory leaks 783 o New pipe-like BIO that allows using the SSL library when actual I/O 784 must be handled by the application (BIO pair) 785 786 Major changes between OpenSSL 0.9.2b and OpenSSL 0.9.3 [24 May 1999]: 787 o Lots of enhancements and cleanups to the Configuration mechanism 788 o RSA OEAP related fixes 789 o Added `openssl ca -revoke' option for revoking a certificate 790 o Source cleanups: const correctness, type-safe stacks and ASN.1 SETs 791 o Source tree cleanups: removed lots of obsolete files 792 o Thawte SXNet, certificate policies and CRL distribution points 793 extension support 794 o Preliminary (experimental) S/MIME support 795 o Support for ASN.1 UTF8String and VisibleString 796 o Full integration of PKCS#12 code 797 o Sparc assembler bignum implementation, optimized hash functions 798 o Option to disable selected ciphers 799 800 Major changes between OpenSSL 0.9.1c and OpenSSL 0.9.2b [22 Mar 1999]: 801 o Fixed a security hole related to session resumption 802 o Fixed RSA encryption routines for the p < q case 803 o "ALL" in cipher lists now means "everything except NULL ciphers" 804 o Support for Triple-DES CBCM cipher 805 o Support of Optimal Asymmetric Encryption Padding (OAEP) for RSA 806 o First support for new TLSv1 ciphers 807 o Added a few new BIOs (syslog BIO, reliable BIO) 808 o Extended support for DSA certificate/keys. 809 o Extended support for Certificate Signing Requests (CSR) 810 o Initial support for X.509v3 extensions 811 o Extended support for compression inside the SSL record layer 812 o Overhauled Win32 builds 813 o Cleanups and fixes to the Big Number (BN) library 814 o Support for ASN.1 GeneralizedTime 815 o Splitted ASN.1 SETs from SEQUENCEs 816 o ASN1 and PEM support for Netscape Certificate Sequences 817 o Overhauled Perl interface 818 o Lots of source tree cleanups. 819 o Lots of memory leak fixes. 820 o Lots of bug fixes. 821 822 Major changes between SSLeay 0.9.0b and OpenSSL 0.9.1c [23 Dec 1998]: 823 o Integration of the popular NO_RSA/NO_DSA patches 824 o Initial support for compression inside the SSL record layer 825 o Added BIO proxy and filtering functionality 826 o Extended Big Number (BN) library 827 o Added RIPE MD160 message digest 828 o Addeed support for RC2/64bit cipher 829 o Extended ASN.1 parser routines 830 o Adjustations of the source tree for CVS 831 o Support for various new platforms 832 833