NEWS revision 356290
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 1.0.2t and OpenSSL 1.0.2u [20 Dec 2019] 9 10 o Fixed an an overflow bug in the x64_64 Montgomery squaring procedure 11 used in exponentiation with 512-bit moduli (CVE-2019-1551) 12 13 Major changes between OpenSSL 1.0.2s and OpenSSL 1.0.2t [10 Sep 2019] 14 15 o Fixed a padding oracle in PKCS7_dataDecode and CMS_decrypt_set1_pkey 16 (CVE-2019-1563) 17 o For built-in EC curves, ensure an EC_GROUP built from the curve name is 18 used even when parsing explicit parameters 19 o Compute ECC cofactors if not provided during EC_GROUP construction 20 (CVE-2019-1547) 21 o Document issue with installation paths in diverse Windows builds 22 (CVE-2019-1552) 23 24 Major changes between OpenSSL 1.0.2r and OpenSSL 1.0.2s [28 May 2019] 25 26 o None 27 28 Major changes between OpenSSL 1.0.2q and OpenSSL 1.0.2r [26 Feb 2019] 29 30 o 0-byte record padding oracle (CVE-2019-1559) 31 32 Major changes between OpenSSL 1.0.2p and OpenSSL 1.0.2q [20 Nov 2018] 33 34 o Microarchitecture timing vulnerability in ECC scalar multiplication (CVE-2018-5407) 35 o Timing vulnerability in DSA signature generation (CVE-2018-0734) 36 37 Major changes between OpenSSL 1.0.2o and OpenSSL 1.0.2p [14 Aug 2018] 38 39 o Client DoS due to large DH parameter (CVE-2018-0732) 40 o Cache timing vulnerability in RSA Key Generation (CVE-2018-0737) 41 42 Major changes between OpenSSL 1.0.2n and OpenSSL 1.0.2o [27 Mar 2018] 43 44 o Constructed ASN.1 types with a recursive definition could exceed the 45 stack (CVE-2018-0739) 46 47 Major changes between OpenSSL 1.0.2m and OpenSSL 1.0.2n [7 Dec 2017] 48 49 o Read/write after SSL object in error state (CVE-2017-3737) 50 o rsaz_1024_mul_avx2 overflow bug on x86_64 (CVE-2017-3738) 51 52 Major changes between OpenSSL 1.0.2l and OpenSSL 1.0.2m [2 Nov 2017] 53 54 o bn_sqrx8x_internal carry bug on x86_64 (CVE-2017-3736) 55 o Malformed X.509 IPAddressFamily could cause OOB read (CVE-2017-3735) 56 57 Major changes between OpenSSL 1.0.2k and OpenSSL 1.0.2l [25 May 2017] 58 59 o config now recognises 64-bit mingw and chooses mingw64 instead of mingw 60 61 Major changes between OpenSSL 1.0.2j and OpenSSL 1.0.2k [26 Jan 2017] 62 63 o Truncated packet could crash via OOB read (CVE-2017-3731) 64 o BN_mod_exp may produce incorrect results on x86_64 (CVE-2017-3732) 65 o Montgomery multiplication may produce incorrect results (CVE-2016-7055) 66 67 Major changes between OpenSSL 1.0.2i and OpenSSL 1.0.2j [26 Sep 2016] 68 69 o Missing CRL sanity check (CVE-2016-7052) 70 71 Major changes between OpenSSL 1.0.2h and OpenSSL 1.0.2i [22 Sep 2016] 72 73 o OCSP Status Request extension unbounded memory growth (CVE-2016-6304) 74 o SWEET32 Mitigation (CVE-2016-2183) 75 o OOB write in MDC2_Update() (CVE-2016-6303) 76 o Malformed SHA512 ticket DoS (CVE-2016-6302) 77 o OOB write in BN_bn2dec() (CVE-2016-2182) 78 o OOB read in TS_OBJ_print_bio() (CVE-2016-2180) 79 o Pointer arithmetic undefined behaviour (CVE-2016-2177) 80 o Constant time flag not preserved in DSA signing (CVE-2016-2178) 81 o DTLS buffered message DoS (CVE-2016-2179) 82 o DTLS replay protection DoS (CVE-2016-2181) 83 o Certificate message OOB reads (CVE-2016-6306) 84 85 Major changes between OpenSSL 1.0.2g and OpenSSL 1.0.2h [3 May 2016] 86 87 o Prevent padding oracle in AES-NI CBC MAC check (CVE-2016-2107) 88 o Fix EVP_EncodeUpdate overflow (CVE-2016-2105) 89 o Fix EVP_EncryptUpdate overflow (CVE-2016-2106) 90 o Prevent ASN.1 BIO excessive memory allocation (CVE-2016-2109) 91 o EBCDIC overread (CVE-2016-2176) 92 o Modify behavior of ALPN to invoke callback after SNI/servername 93 callback, such that updates to the SSL_CTX affect ALPN. 94 o Remove LOW from the DEFAULT cipher list. This removes singles DES from 95 the default. 96 o Only remove the SSLv2 methods with the no-ssl2-method option. 97 98 Major changes between OpenSSL 1.0.2f and OpenSSL 1.0.2g [1 Mar 2016] 99 100 o Disable weak ciphers in SSLv3 and up in default builds of OpenSSL. 101 o Disable SSLv2 default build, default negotiation and weak ciphers 102 (CVE-2016-0800) 103 o Fix a double-free in DSA code (CVE-2016-0705) 104 o Disable SRP fake user seed to address a server memory leak 105 (CVE-2016-0798) 106 o Fix BN_hex2bn/BN_dec2bn NULL pointer deref/heap corruption 107 (CVE-2016-0797) 108 o Fix memory issues in BIO_*printf functions (CVE-2016-0799) 109 o Fix side channel attack on modular exponentiation (CVE-2016-0702) 110 111 Major changes between OpenSSL 1.0.2e and OpenSSL 1.0.2f [28 Jan 2016] 112 113 o DH small subgroups (CVE-2016-0701) 114 o SSLv2 doesn't block disabled ciphers (CVE-2015-3197) 115 116 Major changes between OpenSSL 1.0.2d and OpenSSL 1.0.2e [3 Dec 2015] 117 118 o BN_mod_exp may produce incorrect results on x86_64 (CVE-2015-3193) 119 o Certificate verify crash with missing PSS parameter (CVE-2015-3194) 120 o X509_ATTRIBUTE memory leak (CVE-2015-3195) 121 o Rewrite EVP_DecodeUpdate (base64 decoding) to fix several bugs 122 o In DSA_generate_parameters_ex, if the provided seed is too short, 123 return an error 124 125 Major changes between OpenSSL 1.0.2c and OpenSSL 1.0.2d [9 Jul 2015] 126 127 o Alternate chains certificate forgery (CVE-2015-1793) 128 o Race condition handling PSK identify hint (CVE-2015-3196) 129 130 Major changes between OpenSSL 1.0.2b and OpenSSL 1.0.2c [12 Jun 2015] 131 132 o Fix HMAC ABI incompatibility 133 134 Major changes between OpenSSL 1.0.2a and OpenSSL 1.0.2b [11 Jun 2015] 135 136 o Malformed ECParameters causes infinite loop (CVE-2015-1788) 137 o Exploitable out-of-bounds read in X509_cmp_time (CVE-2015-1789) 138 o PKCS7 crash with missing EnvelopedContent (CVE-2015-1790) 139 o CMS verify infinite loop with unknown hash function (CVE-2015-1792) 140 o Race condition handling NewSessionTicket (CVE-2015-1791) 141 142 Major changes between OpenSSL 1.0.2 and OpenSSL 1.0.2a [19 Mar 2015] 143 144 o OpenSSL 1.0.2 ClientHello sigalgs DoS fix (CVE-2015-0291) 145 o Multiblock corrupted pointer fix (CVE-2015-0290) 146 o Segmentation fault in DTLSv1_listen fix (CVE-2015-0207) 147 o Segmentation fault in ASN1_TYPE_cmp fix (CVE-2015-0286) 148 o Segmentation fault for invalid PSS parameters fix (CVE-2015-0208) 149 o ASN.1 structure reuse memory corruption fix (CVE-2015-0287) 150 o PKCS7 NULL pointer dereferences fix (CVE-2015-0289) 151 o DoS via reachable assert in SSLv2 servers fix (CVE-2015-0293) 152 o Empty CKE with client auth and DHE fix (CVE-2015-1787) 153 o Handshake with unseeded PRNG fix (CVE-2015-0285) 154 o Use After Free following d2i_ECPrivatekey error fix (CVE-2015-0209) 155 o X509_to_X509_REQ NULL pointer deref fix (CVE-2015-0288) 156 o Removed the export ciphers from the DEFAULT ciphers 157 158 Major changes between OpenSSL 1.0.1l and OpenSSL 1.0.2 [22 Jan 2015]: 159 160 o Suite B support for TLS 1.2 and DTLS 1.2 161 o Support for DTLS 1.2 162 o TLS automatic EC curve selection. 163 o API to set TLS supported signature algorithms and curves 164 o SSL_CONF configuration API. 165 o TLS Brainpool support. 166 o ALPN support. 167 o CMS support for RSA-PSS, RSA-OAEP, ECDH and X9.42 DH. 168 169 Major changes between OpenSSL 1.0.1k and OpenSSL 1.0.1l [15 Jan 2015] 170 171 o Build fixes for the Windows and OpenVMS platforms 172 173 Major changes between OpenSSL 1.0.1j and OpenSSL 1.0.1k [8 Jan 2015] 174 175 o Fix for CVE-2014-3571 176 o Fix for CVE-2015-0206 177 o Fix for CVE-2014-3569 178 o Fix for CVE-2014-3572 179 o Fix for CVE-2015-0204 180 o Fix for CVE-2015-0205 181 o Fix for CVE-2014-8275 182 o Fix for CVE-2014-3570 183 184 Major changes between OpenSSL 1.0.1i and OpenSSL 1.0.1j [15 Oct 2014] 185 186 o Fix for CVE-2014-3513 187 o Fix for CVE-2014-3567 188 o Mitigation for CVE-2014-3566 (SSL protocol vulnerability) 189 o Fix for CVE-2014-3568 190 191 Major changes between OpenSSL 1.0.1h and OpenSSL 1.0.1i [6 Aug 2014] 192 193 o Fix for CVE-2014-3512 194 o Fix for CVE-2014-3511 195 o Fix for CVE-2014-3510 196 o Fix for CVE-2014-3507 197 o Fix for CVE-2014-3506 198 o Fix for CVE-2014-3505 199 o Fix for CVE-2014-3509 200 o Fix for CVE-2014-5139 201 o Fix for CVE-2014-3508 202 203 Major changes between OpenSSL 1.0.1g and OpenSSL 1.0.1h [5 Jun 2014] 204 205 o Fix for CVE-2014-0224 206 o Fix for CVE-2014-0221 207 o Fix for CVE-2014-0198 208 o Fix for CVE-2014-0195 209 o Fix for CVE-2014-3470 210 o Fix for CVE-2010-5298 211 212 Major changes between OpenSSL 1.0.1f and OpenSSL 1.0.1g [7 Apr 2014] 213 214 o Fix for CVE-2014-0160 215 o Add TLS padding extension workaround for broken servers. 216 o Fix for CVE-2014-0076 217 218 Major changes between OpenSSL 1.0.1e and OpenSSL 1.0.1f [6 Jan 2014] 219 220 o Don't include gmt_unix_time in TLS server and client random values 221 o Fix for TLS record tampering bug CVE-2013-4353 222 o Fix for TLS version checking bug CVE-2013-6449 223 o Fix for DTLS retransmission bug CVE-2013-6450 224 225 Major changes between OpenSSL 1.0.1d and OpenSSL 1.0.1e [11 Feb 2013]: 226 227 o Corrected fix for CVE-2013-0169 228 229 Major changes between OpenSSL 1.0.1c and OpenSSL 1.0.1d [4 Feb 2013]: 230 231 o Fix renegotiation in TLS 1.1, 1.2 by using the correct TLS version. 232 o Include the fips configuration module. 233 o Fix OCSP bad key DoS attack CVE-2013-0166 234 o Fix for SSL/TLS/DTLS CBC plaintext recovery attack CVE-2013-0169 235 o Fix for TLS AESNI record handling flaw CVE-2012-2686 236 237 Major changes between OpenSSL 1.0.1b and OpenSSL 1.0.1c [10 May 2012]: 238 239 o Fix TLS/DTLS record length checking bug CVE-2012-2333 240 o Don't attempt to use non-FIPS composite ciphers in FIPS mode. 241 242 Major changes between OpenSSL 1.0.1a and OpenSSL 1.0.1b [26 Apr 2012]: 243 244 o Fix compilation error on non-x86 platforms. 245 o Make FIPS capable OpenSSL ciphers work in non-FIPS mode. 246 o Fix SSL_OP_NO_TLSv1_1 clash with SSL_OP_ALL in OpenSSL 1.0.0 247 248 Major changes between OpenSSL 1.0.1 and OpenSSL 1.0.1a [19 Apr 2012]: 249 250 o Fix for ASN1 overflow bug CVE-2012-2110 251 o Workarounds for some servers that hang on long client hellos. 252 o Fix SEGV in AES code. 253 254 Major changes between OpenSSL 1.0.0h and OpenSSL 1.0.1 [14 Mar 2012]: 255 256 o TLS/DTLS heartbeat support. 257 o SCTP support. 258 o RFC 5705 TLS key material exporter. 259 o RFC 5764 DTLS-SRTP negotiation. 260 o Next Protocol Negotiation. 261 o PSS signatures in certificates, requests and CRLs. 262 o Support for password based recipient info for CMS. 263 o Support TLS v1.2 and TLS v1.1. 264 o Preliminary FIPS capability for unvalidated 2.0 FIPS module. 265 o SRP support. 266 267 Major changes between OpenSSL 1.0.0g and OpenSSL 1.0.0h [12 Mar 2012]: 268 269 o Fix for CMS/PKCS#7 MMA CVE-2012-0884 270 o Corrected fix for CVE-2011-4619 271 o Various DTLS fixes. 272 273 Major changes between OpenSSL 1.0.0f and OpenSSL 1.0.0g [18 Jan 2012]: 274 275 o Fix for DTLS DoS issue CVE-2012-0050 276 277 Major changes between OpenSSL 1.0.0e and OpenSSL 1.0.0f [4 Jan 2012]: 278 279 o Fix for DTLS plaintext recovery attack CVE-2011-4108 280 o Clear block padding bytes of SSL 3.0 records CVE-2011-4576 281 o Only allow one SGC handshake restart for SSL/TLS CVE-2011-4619 282 o Check parameters are not NULL in GOST ENGINE CVE-2012-0027 283 o Check for malformed RFC3779 data CVE-2011-4577 284 285 Major changes between OpenSSL 1.0.0d and OpenSSL 1.0.0e [6 Sep 2011]: 286 287 o Fix for CRL vulnerability issue CVE-2011-3207 288 o Fix for ECDH crashes CVE-2011-3210 289 o Protection against EC timing attacks. 290 o Support ECDH ciphersuites for certificates using SHA2 algorithms. 291 o Various DTLS fixes. 292 293 Major changes between OpenSSL 1.0.0c and OpenSSL 1.0.0d [8 Feb 2011]: 294 295 o Fix for security issue CVE-2011-0014 296 297 Major changes between OpenSSL 1.0.0b and OpenSSL 1.0.0c [2 Dec 2010]: 298 299 o Fix for security issue CVE-2010-4180 300 o Fix for CVE-2010-4252 301 o Fix mishandling of absent EC point format extension. 302 o Fix various platform compilation issues. 303 o Corrected fix for security issue CVE-2010-3864. 304 305 Major changes between OpenSSL 1.0.0a and OpenSSL 1.0.0b [16 Nov 2010]: 306 307 o Fix for security issue CVE-2010-3864. 308 o Fix for CVE-2010-2939 309 o Fix WIN32 build system for GOST ENGINE. 310 311 Major changes between OpenSSL 1.0.0 and OpenSSL 1.0.0a [1 Jun 2010]: 312 313 o Fix for security issue CVE-2010-1633. 314 o GOST MAC and CFB fixes. 315 316 Major changes between OpenSSL 0.9.8n and OpenSSL 1.0.0 [29 Mar 2010]: 317 318 o RFC3280 path validation: sufficient to process PKITS tests. 319 o Integrated support for PVK files and keyblobs. 320 o Change default private key format to PKCS#8. 321 o CMS support: able to process all examples in RFC4134 322 o Streaming ASN1 encode support for PKCS#7 and CMS. 323 o Multiple signer and signer add support for PKCS#7 and CMS. 324 o ASN1 printing support. 325 o Whirlpool hash algorithm added. 326 o RFC3161 time stamp support. 327 o New generalised public key API supporting ENGINE based algorithms. 328 o New generalised public key API utilities. 329 o New ENGINE supporting GOST algorithms. 330 o SSL/TLS GOST ciphersuite support. 331 o PKCS#7 and CMS GOST support. 332 o RFC4279 PSK ciphersuite support. 333 o Supported points format extension for ECC ciphersuites. 334 o ecdsa-with-SHA224/256/384/512 signature types. 335 o dsa-with-SHA224 and dsa-with-SHA256 signature types. 336 o Opaque PRF Input TLS extension support. 337 o Updated time routines to avoid OS limitations. 338 339 Major changes between OpenSSL 0.9.8m and OpenSSL 0.9.8n [24 Mar 2010]: 340 341 o CFB cipher definition fixes. 342 o Fix security issues CVE-2010-0740 and CVE-2010-0433. 343 344 Major changes between OpenSSL 0.9.8l and OpenSSL 0.9.8m [25 Feb 2010]: 345 346 o Cipher definition fixes. 347 o Workaround for slow RAND_poll() on some WIN32 versions. 348 o Remove MD2 from algorithm tables. 349 o SPKAC handling fixes. 350 o Support for RFC5746 TLS renegotiation extension. 351 o Compression memory leak fixed. 352 o Compression session resumption fixed. 353 o Ticket and SNI coexistence fixes. 354 o Many fixes to DTLS handling. 355 356 Major changes between OpenSSL 0.9.8k and OpenSSL 0.9.8l [5 Nov 2009]: 357 358 o Temporary work around for CVE-2009-3555: disable renegotiation. 359 360 Major changes between OpenSSL 0.9.8j and OpenSSL 0.9.8k [25 Mar 2009]: 361 362 o Fix various build issues. 363 o Fix security issues (CVE-2009-0590, CVE-2009-0591, CVE-2009-0789) 364 365 Major changes between OpenSSL 0.9.8i and OpenSSL 0.9.8j [7 Jan 2009]: 366 367 o Fix security issue (CVE-2008-5077) 368 o Merge FIPS 140-2 branch code. 369 370 Major changes between OpenSSL 0.9.8g and OpenSSL 0.9.8h [28 May 2008]: 371 372 o CryptoAPI ENGINE support. 373 o Various precautionary measures. 374 o Fix for bugs affecting certificate request creation. 375 o Support for local machine keyset attribute in PKCS#12 files. 376 377 Major changes between OpenSSL 0.9.8f and OpenSSL 0.9.8g [19 Oct 2007]: 378 379 o Backport of CMS functionality to 0.9.8. 380 o Fixes for bugs introduced with 0.9.8f. 381 382 Major changes between OpenSSL 0.9.8e and OpenSSL 0.9.8f [11 Oct 2007]: 383 384 o Add gcc 4.2 support. 385 o Add support for AES and SSE2 assembly lanugauge optimization 386 for VC++ build. 387 o Support for RFC4507bis and server name extensions if explicitly 388 selected at compile time. 389 o DTLS improvements. 390 o RFC4507bis support. 391 o TLS Extensions support. 392 393 Major changes between OpenSSL 0.9.8d and OpenSSL 0.9.8e [23 Feb 2007]: 394 395 o Various ciphersuite selection fixes. 396 o RFC3779 support. 397 398 Major changes between OpenSSL 0.9.8c and OpenSSL 0.9.8d [28 Sep 2006]: 399 400 o Introduce limits to prevent malicious key DoS (CVE-2006-2940) 401 o Fix security issues (CVE-2006-2937, CVE-2006-3737, CVE-2006-4343) 402 o Changes to ciphersuite selection algorithm 403 404 Major changes between OpenSSL 0.9.8b and OpenSSL 0.9.8c [5 Sep 2006]: 405 406 o Fix Daniel Bleichenbacher forged signature attack, CVE-2006-4339 407 o New cipher Camellia 408 409 Major changes between OpenSSL 0.9.8a and OpenSSL 0.9.8b [4 May 2006]: 410 411 o Cipher string fixes. 412 o Fixes for VC++ 2005. 413 o Updated ECC cipher suite support. 414 o New functions EVP_CIPHER_CTX_new() and EVP_CIPHER_CTX_free(). 415 o Zlib compression usage fixes. 416 o Built in dynamic engine compilation support on Win32. 417 o Fixes auto dynamic engine loading in Win32. 418 419 Major changes between OpenSSL 0.9.8 and OpenSSL 0.9.8a [11 Oct 2005]: 420 421 o Fix potential SSL 2.0 rollback, CVE-2005-2969 422 o Extended Windows CE support 423 424 Major changes between OpenSSL 0.9.7g and OpenSSL 0.9.8 [5 Jul 2005]: 425 426 o Major work on the BIGNUM library for higher efficiency and to 427 make operations more streamlined and less contradictory. This 428 is the result of a major audit of the BIGNUM library. 429 o Addition of BIGNUM functions for fields GF(2^m) and NIST 430 curves, to support the Elliptic Crypto functions. 431 o Major work on Elliptic Crypto; ECDH and ECDSA added, including 432 the use through EVP, X509 and ENGINE. 433 o New ASN.1 mini-compiler that's usable through the OpenSSL 434 configuration file. 435 o Added support for ASN.1 indefinite length constructed encoding. 436 o New PKCS#12 'medium level' API to manipulate PKCS#12 files. 437 o Complete rework of shared library construction and linking 438 programs with shared or static libraries, through a separate 439 Makefile.shared. 440 o Rework of the passing of parameters from one Makefile to another. 441 o Changed ENGINE framework to load dynamic engine modules 442 automatically from specifically given directories. 443 o New structure and ASN.1 functions for CertificatePair. 444 o Changed the ZLIB compression method to be stateful. 445 o Changed the key-generation and primality testing "progress" 446 mechanism to take a structure that contains the ticker 447 function and an argument. 448 o New engine module: GMP (performs private key exponentiation). 449 o New engine module: VIA PadLOck ACE extension in VIA C3 450 Nehemiah processors. 451 o Added support for IPv6 addresses in certificate extensions. 452 See RFC 1884, section 2.2. 453 o Added support for certificate policy mappings, policy 454 constraints and name constraints. 455 o Added support for multi-valued AVAs in the OpenSSL 456 configuration file. 457 o Added support for multiple certificates with the same subject 458 in the 'openssl ca' index file. 459 o Make it possible to create self-signed certificates using 460 'openssl ca -selfsign'. 461 o Make it possible to generate a serial number file with 462 'openssl ca -create_serial'. 463 o New binary search functions with extended functionality. 464 o New BUF functions. 465 o New STORE structure and library to provide an interface to all 466 sorts of data repositories. Supports storage of public and 467 private keys, certificates, CRLs, numbers and arbitrary blobs. 468 This library is unfortunately unfinished and unused withing 469 OpenSSL. 470 o New control functions for the error stack. 471 o Changed the PKCS#7 library to support one-pass S/MIME 472 processing. 473 o Added the possibility to compile without old deprecated 474 functionality with the OPENSSL_NO_DEPRECATED macro or the 475 'no-deprecated' argument to the config and Configure scripts. 476 o Constification of all ASN.1 conversion functions, and other 477 affected functions. 478 o Improved platform support for PowerPC. 479 o New FIPS 180-2 algorithms (SHA-224, -256, -384 and -512). 480 o New X509_VERIFY_PARAM structure to support parametrisation 481 of X.509 path validation. 482 o Major overhaul of RC4 performance on Intel P4, IA-64 and 483 AMD64. 484 o Changed the Configure script to have some algorithms disabled 485 by default. Those can be explicitely enabled with the new 486 argument form 'enable-xxx'. 487 o Change the default digest in 'openssl' commands from MD5 to 488 SHA-1. 489 o Added support for DTLS. 490 o New BIGNUM blinding. 491 o Added support for the RSA-PSS encryption scheme 492 o Added support for the RSA X.931 padding. 493 o Added support for BSD sockets on NetWare. 494 o Added support for files larger than 2GB. 495 o Added initial support for Win64. 496 o Added alternate pkg-config files. 497 498 Major changes between OpenSSL 0.9.7l and OpenSSL 0.9.7m [23 Feb 2007]: 499 500 o FIPS 1.1.1 module linking. 501 o Various ciphersuite selection fixes. 502 503 Major changes between OpenSSL 0.9.7k and OpenSSL 0.9.7l [28 Sep 2006]: 504 505 o Introduce limits to prevent malicious key DoS (CVE-2006-2940) 506 o Fix security issues (CVE-2006-2937, CVE-2006-3737, CVE-2006-4343) 507 508 Major changes between OpenSSL 0.9.7j and OpenSSL 0.9.7k [5 Sep 2006]: 509 510 o Fix Daniel Bleichenbacher forged signature attack, CVE-2006-4339 511 512 Major changes between OpenSSL 0.9.7i and OpenSSL 0.9.7j [4 May 2006]: 513 514 o Visual C++ 2005 fixes. 515 o Update Windows build system for FIPS. 516 517 Major changes between OpenSSL 0.9.7h and OpenSSL 0.9.7i [14 Oct 2005]: 518 519 o Give EVP_MAX_MD_SIZE it's old value, except for a FIPS build. 520 521 Major changes between OpenSSL 0.9.7g and OpenSSL 0.9.7h [11 Oct 2005]: 522 523 o Fix SSL 2.0 Rollback, CVE-2005-2969 524 o Allow use of fixed-length exponent on DSA signing 525 o Default fixed-window RSA, DSA, DH private-key operations 526 527 Major changes between OpenSSL 0.9.7f and OpenSSL 0.9.7g [11 Apr 2005]: 528 529 o More compilation issues fixed. 530 o Adaptation to more modern Kerberos API. 531 o Enhanced or corrected configuration for Solaris64, Mingw and Cygwin. 532 o Enhanced x86_64 assembler BIGNUM module. 533 o More constification. 534 o Added processing of proxy certificates (RFC 3820). 535 536 Major changes between OpenSSL 0.9.7e and OpenSSL 0.9.7f [22 Mar 2005]: 537 538 o Several compilation issues fixed. 539 o Many memory allocation failure checks added. 540 o Improved comparison of X509 Name type. 541 o Mandatory basic checks on certificates. 542 o Performance improvements. 543 544 Major changes between OpenSSL 0.9.7d and OpenSSL 0.9.7e [25 Oct 2004]: 545 546 o Fix race condition in CRL checking code. 547 o Fixes to PKCS#7 (S/MIME) code. 548 549 Major changes between OpenSSL 0.9.7c and OpenSSL 0.9.7d [17 Mar 2004]: 550 551 o Security: Fix Kerberos ciphersuite SSL/TLS handshaking bug 552 o Security: Fix null-pointer assignment in do_change_cipher_spec() 553 o Allow multiple active certificates with same subject in CA index 554 o Multiple X509 verification fixes 555 o Speed up HMAC and other operations 556 557 Major changes between OpenSSL 0.9.7b and OpenSSL 0.9.7c [30 Sep 2003]: 558 559 o Security: fix various ASN1 parsing bugs. 560 o New -ignore_err option to OCSP utility. 561 o Various interop and bug fixes in S/MIME code. 562 o SSL/TLS protocol fix for unrequested client certificates. 563 564 Major changes between OpenSSL 0.9.7a and OpenSSL 0.9.7b [10 Apr 2003]: 565 566 o Security: counter the Klima-Pokorny-Rosa extension of 567 Bleichbacher's attack 568 o Security: make RSA blinding default. 569 o Configuration: Irix fixes, AIX fixes, better mingw support. 570 o Support for new platforms: linux-ia64-ecc. 571 o Build: shared library support fixes. 572 o ASN.1: treat domainComponent correctly. 573 o Documentation: fixes and additions. 574 575 Major changes between OpenSSL 0.9.7 and OpenSSL 0.9.7a [19 Feb 2003]: 576 577 o Security: Important security related bugfixes. 578 o Enhanced compatibility with MIT Kerberos. 579 o Can be built without the ENGINE framework. 580 o IA32 assembler enhancements. 581 o Support for new platforms: FreeBSD/IA64 and FreeBSD/Sparc64. 582 o Configuration: the no-err option now works properly. 583 o SSL/TLS: now handles manual certificate chain building. 584 o SSL/TLS: certain session ID malfunctions corrected. 585 586 Major changes between OpenSSL 0.9.6 and OpenSSL 0.9.7 [30 Dec 2002]: 587 588 o New library section OCSP. 589 o Complete rewrite of ASN1 code. 590 o CRL checking in verify code and openssl utility. 591 o Extension copying in 'ca' utility. 592 o Flexible display options in 'ca' utility. 593 o Provisional support for international characters with UTF8. 594 o Support for external crypto devices ('engine') is no longer 595 a separate distribution. 596 o New elliptic curve library section. 597 o New AES (Rijndael) library section. 598 o Support for new platforms: Windows CE, Tandem OSS, A/UX, AIX 64-bit, 599 Linux x86_64, Linux 64-bit on Sparc v9 600 o Extended support for some platforms: VxWorks 601 o Enhanced support for shared libraries. 602 o Now only builds PIC code when shared library support is requested. 603 o Support for pkg-config. 604 o Lots of new manuals. 605 o Makes symbolic links to or copies of manuals to cover all described 606 functions. 607 o Change DES API to clean up the namespace (some applications link also 608 against libdes providing similar functions having the same name). 609 Provide macros for backward compatibility (will be removed in the 610 future). 611 o Unify handling of cryptographic algorithms (software and engine) 612 to be available via EVP routines for asymmetric and symmetric ciphers. 613 o NCONF: new configuration handling routines. 614 o Change API to use more 'const' modifiers to improve error checking 615 and help optimizers. 616 o Finally remove references to RSAref. 617 o Reworked parts of the BIGNUM code. 618 o Support for new engines: Broadcom ubsec, Accelerated Encryption 619 Processing, IBM 4758. 620 o A few new engines added in the demos area. 621 o Extended and corrected OID (object identifier) table. 622 o PRNG: query at more locations for a random device, automatic query for 623 EGD style random sources at several locations. 624 o SSL/TLS: allow optional cipher choice according to server's preference. 625 o SSL/TLS: allow server to explicitly set new session ids. 626 o SSL/TLS: support Kerberos cipher suites (RFC2712). 627 Only supports MIT Kerberos for now. 628 o SSL/TLS: allow more precise control of renegotiations and sessions. 629 o SSL/TLS: add callback to retrieve SSL/TLS messages. 630 o SSL/TLS: support AES cipher suites (RFC3268). 631 632 Major changes between OpenSSL 0.9.6j and OpenSSL 0.9.6k [30 Sep 2003]: 633 634 o Security: fix various ASN1 parsing bugs. 635 o SSL/TLS protocol fix for unrequested client certificates. 636 637 Major changes between OpenSSL 0.9.6i and OpenSSL 0.9.6j [10 Apr 2003]: 638 639 o Security: counter the Klima-Pokorny-Rosa extension of 640 Bleichbacher's attack 641 o Security: make RSA blinding default. 642 o Build: shared library support fixes. 643 644 Major changes between OpenSSL 0.9.6h and OpenSSL 0.9.6i [19 Feb 2003]: 645 646 o Important security related bugfixes. 647 648 Major changes between OpenSSL 0.9.6g and OpenSSL 0.9.6h [5 Dec 2002]: 649 650 o New configuration targets for Tandem OSS and A/UX. 651 o New OIDs for Microsoft attributes. 652 o Better handling of SSL session caching. 653 o Better comparison of distinguished names. 654 o Better handling of shared libraries in a mixed GNU/non-GNU environment. 655 o Support assembler code with Borland C. 656 o Fixes for length problems. 657 o Fixes for uninitialised variables. 658 o Fixes for memory leaks, some unusual crashes and some race conditions. 659 o Fixes for smaller building problems. 660 o Updates of manuals, FAQ and other instructive documents. 661 662 Major changes between OpenSSL 0.9.6f and OpenSSL 0.9.6g [9 Aug 2002]: 663 664 o Important building fixes on Unix. 665 666 Major changes between OpenSSL 0.9.6e and OpenSSL 0.9.6f [8 Aug 2002]: 667 668 o Various important bugfixes. 669 670 Major changes between OpenSSL 0.9.6d and OpenSSL 0.9.6e [30 Jul 2002]: 671 672 o Important security related bugfixes. 673 o Various SSL/TLS library bugfixes. 674 675 Major changes between OpenSSL 0.9.6c and OpenSSL 0.9.6d [9 May 2002]: 676 677 o Various SSL/TLS library bugfixes. 678 o Fix DH parameter generation for 'non-standard' generators. 679 680 Major changes between OpenSSL 0.9.6b and OpenSSL 0.9.6c [21 Dec 2001]: 681 682 o Various SSL/TLS library bugfixes. 683 o BIGNUM library fixes. 684 o RSA OAEP and random number generation fixes. 685 o Object identifiers corrected and added. 686 o Add assembler BN routines for IA64. 687 o Add support for OS/390 Unix, UnixWare with gcc, OpenUNIX 8, 688 MIPS Linux; shared library support for Irix, HP-UX. 689 o Add crypto accelerator support for AEP, Baltimore SureWare, 690 Broadcom and Cryptographic Appliance's keyserver 691 [in 0.9.6c-engine release]. 692 693 Major changes between OpenSSL 0.9.6a and OpenSSL 0.9.6b [9 Jul 2001]: 694 695 o Security fix: PRNG improvements. 696 o Security fix: RSA OAEP check. 697 o Security fix: Reinsert and fix countermeasure to Bleichbacher's 698 attack. 699 o MIPS bug fix in BIGNUM. 700 o Bug fix in "openssl enc". 701 o Bug fix in X.509 printing routine. 702 o Bug fix in DSA verification routine and DSA S/MIME verification. 703 o Bug fix to make PRNG thread-safe. 704 o Bug fix in RAND_file_name(). 705 o Bug fix in compatibility mode trust settings. 706 o Bug fix in blowfish EVP. 707 o Increase default size for BIO buffering filter. 708 o Compatibility fixes in some scripts. 709 710 Major changes between OpenSSL 0.9.6 and OpenSSL 0.9.6a [5 Apr 2001]: 711 712 o Security fix: change behavior of OpenSSL to avoid using 713 environment variables when running as root. 714 o Security fix: check the result of RSA-CRT to reduce the 715 possibility of deducing the private key from an incorrectly 716 calculated signature. 717 o Security fix: prevent Bleichenbacher's DSA attack. 718 o Security fix: Zero the premaster secret after deriving the 719 master secret in DH ciphersuites. 720 o Reimplement SSL_peek(), which had various problems. 721 o Compatibility fix: the function des_encrypt() renamed to 722 des_encrypt1() to avoid clashes with some Unixen libc. 723 o Bug fixes for Win32, HP/UX and Irix. 724 o Bug fixes in BIGNUM, SSL, PKCS#7, PKCS#12, X.509, CONF and 725 memory checking routines. 726 o Bug fixes for RSA operations in threaded environments. 727 o Bug fixes in misc. openssl applications. 728 o Remove a few potential memory leaks. 729 o Add tighter checks of BIGNUM routines. 730 o Shared library support has been reworked for generality. 731 o More documentation. 732 o New function BN_rand_range(). 733 o Add "-rand" option to openssl s_client and s_server. 734 735 Major changes between OpenSSL 0.9.5a and OpenSSL 0.9.6 [10 Oct 2000]: 736 737 o Some documentation for BIO and SSL libraries. 738 o Enhanced chain verification using key identifiers. 739 o New sign and verify options to 'dgst' application. 740 o Support for DER and PEM encoded messages in 'smime' application. 741 o New 'rsautl' application, low level RSA utility. 742 o MD4 now included. 743 o Bugfix for SSL rollback padding check. 744 o Support for external crypto devices [1]. 745 o Enhanced EVP interface. 746 747 [1] The support for external crypto devices is currently a separate 748 distribution. See the file README.ENGINE. 749 750 Major changes between OpenSSL 0.9.5 and OpenSSL 0.9.5a [1 Apr 2000]: 751 752 o Bug fixes for Win32, SuSE Linux, NeXTSTEP and FreeBSD 2.2.8 753 o Shared library support for HPUX and Solaris-gcc 754 o Support of Linux/IA64 755 o Assembler support for Mingw32 756 o New 'rand' application 757 o New way to check for existence of algorithms from scripts 758 759 Major changes between OpenSSL 0.9.4 and OpenSSL 0.9.5 [25 May 2000]: 760 761 o S/MIME support in new 'smime' command 762 o Documentation for the OpenSSL command line application 763 o Automation of 'req' application 764 o Fixes to make s_client, s_server work under Windows 765 o Support for multiple fieldnames in SPKACs 766 o New SPKAC command line utilty and associated library functions 767 o Options to allow passwords to be obtained from various sources 768 o New public key PEM format and options to handle it 769 o Many other fixes and enhancements to command line utilities 770 o Usable certificate chain verification 771 o Certificate purpose checking 772 o Certificate trust settings 773 o Support of authority information access extension 774 o Extensions in certificate requests 775 o Simplified X509 name and attribute routines 776 o Initial (incomplete) support for international character sets 777 o New DH_METHOD, DSA_METHOD and enhanced RSA_METHOD 778 o Read only memory BIOs and simplified creation function 779 o TLS/SSL protocol bugfixes: Accept TLS 'client hello' in SSL 3.0 780 record; allow fragmentation and interleaving of handshake and other 781 data 782 o TLS/SSL code now "tolerates" MS SGC 783 o Work around for Netscape client certificate hang bug 784 o RSA_NULL option that removes RSA patent code but keeps other 785 RSA functionality 786 o Memory leak detection now allows applications to add extra information 787 via a per-thread stack 788 o PRNG robustness improved 789 o EGD support 790 o BIGNUM library bug fixes 791 o Faster DSA parameter generation 792 o Enhanced support for Alpha Linux 793 o Experimental MacOS support 794 795 Major changes between OpenSSL 0.9.3 and OpenSSL 0.9.4 [9 Aug 1999]: 796 797 o Transparent support for PKCS#8 format private keys: these are used 798 by several software packages and are more secure than the standard 799 form 800 o PKCS#5 v2.0 implementation 801 o Password callbacks have a new void * argument for application data 802 o Avoid various memory leaks 803 o New pipe-like BIO that allows using the SSL library when actual I/O 804 must be handled by the application (BIO pair) 805 806 Major changes between OpenSSL 0.9.2b and OpenSSL 0.9.3 [24 May 1999]: 807 o Lots of enhancements and cleanups to the Configuration mechanism 808 o RSA OEAP related fixes 809 o Added `openssl ca -revoke' option for revoking a certificate 810 o Source cleanups: const correctness, type-safe stacks and ASN.1 SETs 811 o Source tree cleanups: removed lots of obsolete files 812 o Thawte SXNet, certificate policies and CRL distribution points 813 extension support 814 o Preliminary (experimental) S/MIME support 815 o Support for ASN.1 UTF8String and VisibleString 816 o Full integration of PKCS#12 code 817 o Sparc assembler bignum implementation, optimized hash functions 818 o Option to disable selected ciphers 819 820 Major changes between OpenSSL 0.9.1c and OpenSSL 0.9.2b [22 Mar 1999]: 821 o Fixed a security hole related to session resumption 822 o Fixed RSA encryption routines for the p < q case 823 o "ALL" in cipher lists now means "everything except NULL ciphers" 824 o Support for Triple-DES CBCM cipher 825 o Support of Optimal Asymmetric Encryption Padding (OAEP) for RSA 826 o First support for new TLSv1 ciphers 827 o Added a few new BIOs (syslog BIO, reliable BIO) 828 o Extended support for DSA certificate/keys. 829 o Extended support for Certificate Signing Requests (CSR) 830 o Initial support for X.509v3 extensions 831 o Extended support for compression inside the SSL record layer 832 o Overhauled Win32 builds 833 o Cleanups and fixes to the Big Number (BN) library 834 o Support for ASN.1 GeneralizedTime 835 o Splitted ASN.1 SETs from SEQUENCEs 836 o ASN1 and PEM support for Netscape Certificate Sequences 837 o Overhauled Perl interface 838 o Lots of source tree cleanups. 839 o Lots of memory leak fixes. 840 o Lots of bug fixes. 841 842 Major changes between SSLeay 0.9.0b and OpenSSL 0.9.1c [23 Dec 1998]: 843 o Integration of the popular NO_RSA/NO_DSA patches 844 o Initial support for compression inside the SSL record layer 845 o Added BIO proxy and filtering functionality 846 o Extended Big Number (BN) library 847 o Added RIPE MD160 message digest 848 o Addeed support for RC2/64bit cipher 849 o Extended ASN.1 parser routines 850 o Adjustations of the source tree for CVS 851 o Support for various new platforms 852 853