NEWS revision 326663
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 1.0.2m and OpenSSL 1.0.2n [7 Dec 2017] 9 10 o Read/write after SSL object in error state (CVE-2017-3737) 11 o rsaz_1024_mul_avx2 overflow bug on x86_64 (CVE-2017-3738) 12 13 Major changes between OpenSSL 1.0.2l and OpenSSL 1.0.2m [2 Nov 2017] 14 15 o bn_sqrx8x_internal carry bug on x86_64 (CVE-2017-3736) 16 o Malformed X.509 IPAddressFamily could cause OOB read (CVE-2017-3735) 17 18 Major changes between OpenSSL 1.0.2k and OpenSSL 1.0.2l [25 May 2017] 19 20 o config now recognises 64-bit mingw and chooses mingw64 instead of mingw 21 22 Major changes between OpenSSL 1.0.2j and OpenSSL 1.0.2k [26 Jan 2017] 23 24 o Truncated packet could crash via OOB read (CVE-2017-3731) 25 o BN_mod_exp may produce incorrect results on x86_64 (CVE-2017-3732) 26 o Montgomery multiplication may produce incorrect results (CVE-2016-7055) 27 28 Major changes between OpenSSL 1.0.2i and OpenSSL 1.0.2j [26 Sep 2016] 29 30 o Missing CRL sanity check (CVE-2016-7052) 31 32 Major changes between OpenSSL 1.0.2h and OpenSSL 1.0.2i [22 Sep 2016] 33 34 o OCSP Status Request extension unbounded memory growth (CVE-2016-6304) 35 o SWEET32 Mitigation (CVE-2016-2183) 36 o OOB write in MDC2_Update() (CVE-2016-6303) 37 o Malformed SHA512 ticket DoS (CVE-2016-6302) 38 o OOB write in BN_bn2dec() (CVE-2016-2182) 39 o OOB read in TS_OBJ_print_bio() (CVE-2016-2180) 40 o Pointer arithmetic undefined behaviour (CVE-2016-2177) 41 o Constant time flag not preserved in DSA signing (CVE-2016-2178) 42 o DTLS buffered message DoS (CVE-2016-2179) 43 o DTLS replay protection DoS (CVE-2016-2181) 44 o Certificate message OOB reads (CVE-2016-6306) 45 46 Major changes between OpenSSL 1.0.2g and OpenSSL 1.0.2h [3 May 2016] 47 48 o Prevent padding oracle in AES-NI CBC MAC check (CVE-2016-2107) 49 o Fix EVP_EncodeUpdate overflow (CVE-2016-2105) 50 o Fix EVP_EncryptUpdate overflow (CVE-2016-2106) 51 o Prevent ASN.1 BIO excessive memory allocation (CVE-2016-2109) 52 o EBCDIC overread (CVE-2016-2176) 53 o Modify behavior of ALPN to invoke callback after SNI/servername 54 callback, such that updates to the SSL_CTX affect ALPN. 55 o Remove LOW from the DEFAULT cipher list. This removes singles DES from 56 the default. 57 o Only remove the SSLv2 methods with the no-ssl2-method option. 58 59 Major changes between OpenSSL 1.0.2f and OpenSSL 1.0.2g [1 Mar 2016] 60 61 o Disable weak ciphers in SSLv3 and up in default builds of OpenSSL. 62 o Disable SSLv2 default build, default negotiation and weak ciphers 63 (CVE-2016-0800) 64 o Fix a double-free in DSA code (CVE-2016-0705) 65 o Disable SRP fake user seed to address a server memory leak 66 (CVE-2016-0798) 67 o Fix BN_hex2bn/BN_dec2bn NULL pointer deref/heap corruption 68 (CVE-2016-0797) 69 o Fix memory issues in BIO_*printf functions (CVE-2016-0799) 70 o Fix side channel attack on modular exponentiation (CVE-2016-0702) 71 72 Major changes between OpenSSL 1.0.2e and OpenSSL 1.0.2f [28 Jan 2016] 73 74 o DH small subgroups (CVE-2016-0701) 75 o SSLv2 doesn't block disabled ciphers (CVE-2015-3197) 76 77 Major changes between OpenSSL 1.0.2d and OpenSSL 1.0.2e [3 Dec 2015] 78 79 o BN_mod_exp may produce incorrect results on x86_64 (CVE-2015-3193) 80 o Certificate verify crash with missing PSS parameter (CVE-2015-3194) 81 o X509_ATTRIBUTE memory leak (CVE-2015-3195) 82 o Rewrite EVP_DecodeUpdate (base64 decoding) to fix several bugs 83 o In DSA_generate_parameters_ex, if the provided seed is too short, 84 return an error 85 86 Major changes between OpenSSL 1.0.2c and OpenSSL 1.0.2d [9 Jul 2015] 87 88 o Alternate chains certificate forgery (CVE-2015-1793) 89 o Race condition handling PSK identify hint (CVE-2015-3196) 90 91 Major changes between OpenSSL 1.0.2b and OpenSSL 1.0.2c [12 Jun 2015] 92 93 o Fix HMAC ABI incompatibility 94 95 Major changes between OpenSSL 1.0.2a and OpenSSL 1.0.2b [11 Jun 2015] 96 97 o Malformed ECParameters causes infinite loop (CVE-2015-1788) 98 o Exploitable out-of-bounds read in X509_cmp_time (CVE-2015-1789) 99 o PKCS7 crash with missing EnvelopedContent (CVE-2015-1790) 100 o CMS verify infinite loop with unknown hash function (CVE-2015-1792) 101 o Race condition handling NewSessionTicket (CVE-2015-1791) 102 103 Major changes between OpenSSL 1.0.2 and OpenSSL 1.0.2a [19 Mar 2015] 104 105 o OpenSSL 1.0.2 ClientHello sigalgs DoS fix (CVE-2015-0291) 106 o Multiblock corrupted pointer fix (CVE-2015-0290) 107 o Segmentation fault in DTLSv1_listen fix (CVE-2015-0207) 108 o Segmentation fault in ASN1_TYPE_cmp fix (CVE-2015-0286) 109 o Segmentation fault for invalid PSS parameters fix (CVE-2015-0208) 110 o ASN.1 structure reuse memory corruption fix (CVE-2015-0287) 111 o PKCS7 NULL pointer dereferences fix (CVE-2015-0289) 112 o DoS via reachable assert in SSLv2 servers fix (CVE-2015-0293) 113 o Empty CKE with client auth and DHE fix (CVE-2015-1787) 114 o Handshake with unseeded PRNG fix (CVE-2015-0285) 115 o Use After Free following d2i_ECPrivatekey error fix (CVE-2015-0209) 116 o X509_to_X509_REQ NULL pointer deref fix (CVE-2015-0288) 117 o Removed the export ciphers from the DEFAULT ciphers 118 119 Major changes between OpenSSL 1.0.1l and OpenSSL 1.0.2 [22 Jan 2015]: 120 121 o Suite B support for TLS 1.2 and DTLS 1.2 122 o Support for DTLS 1.2 123 o TLS automatic EC curve selection. 124 o API to set TLS supported signature algorithms and curves 125 o SSL_CONF configuration API. 126 o TLS Brainpool support. 127 o ALPN support. 128 o CMS support for RSA-PSS, RSA-OAEP, ECDH and X9.42 DH. 129 130 Major changes between OpenSSL 1.0.1k and OpenSSL 1.0.1l [15 Jan 2015] 131 132 o Build fixes for the Windows and OpenVMS platforms 133 134 Major changes between OpenSSL 1.0.1j and OpenSSL 1.0.1k [8 Jan 2015] 135 136 o Fix for CVE-2014-3571 137 o Fix for CVE-2015-0206 138 o Fix for CVE-2014-3569 139 o Fix for CVE-2014-3572 140 o Fix for CVE-2015-0204 141 o Fix for CVE-2015-0205 142 o Fix for CVE-2014-8275 143 o Fix for CVE-2014-3570 144 145 Major changes between OpenSSL 1.0.1i and OpenSSL 1.0.1j [15 Oct 2014] 146 147 o Fix for CVE-2014-3513 148 o Fix for CVE-2014-3567 149 o Mitigation for CVE-2014-3566 (SSL protocol vulnerability) 150 o Fix for CVE-2014-3568 151 152 Major changes between OpenSSL 1.0.1h and OpenSSL 1.0.1i [6 Aug 2014] 153 154 o Fix for CVE-2014-3512 155 o Fix for CVE-2014-3511 156 o Fix for CVE-2014-3510 157 o Fix for CVE-2014-3507 158 o Fix for CVE-2014-3506 159 o Fix for CVE-2014-3505 160 o Fix for CVE-2014-3509 161 o Fix for CVE-2014-5139 162 o Fix for CVE-2014-3508 163 164 Major changes between OpenSSL 1.0.1g and OpenSSL 1.0.1h [5 Jun 2014] 165 166 o Fix for CVE-2014-0224 167 o Fix for CVE-2014-0221 168 o Fix for CVE-2014-0198 169 o Fix for CVE-2014-0195 170 o Fix for CVE-2014-3470 171 o Fix for CVE-2010-5298 172 173 Major changes between OpenSSL 1.0.1f and OpenSSL 1.0.1g [7 Apr 2014] 174 175 o Fix for CVE-2014-0160 176 o Add TLS padding extension workaround for broken servers. 177 o Fix for CVE-2014-0076 178 179 Major changes between OpenSSL 1.0.1e and OpenSSL 1.0.1f [6 Jan 2014] 180 181 o Don't include gmt_unix_time in TLS server and client random values 182 o Fix for TLS record tampering bug CVE-2013-4353 183 o Fix for TLS version checking bug CVE-2013-6449 184 o Fix for DTLS retransmission bug CVE-2013-6450 185 186 Major changes between OpenSSL 1.0.1d and OpenSSL 1.0.1e [11 Feb 2013]: 187 188 o Corrected fix for CVE-2013-0169 189 190 Major changes between OpenSSL 1.0.1c and OpenSSL 1.0.1d [4 Feb 2013]: 191 192 o Fix renegotiation in TLS 1.1, 1.2 by using the correct TLS version. 193 o Include the fips configuration module. 194 o Fix OCSP bad key DoS attack CVE-2013-0166 195 o Fix for SSL/TLS/DTLS CBC plaintext recovery attack CVE-2013-0169 196 o Fix for TLS AESNI record handling flaw CVE-2012-2686 197 198 Major changes between OpenSSL 1.0.1b and OpenSSL 1.0.1c [10 May 2012]: 199 200 o Fix TLS/DTLS record length checking bug CVE-2012-2333 201 o Don't attempt to use non-FIPS composite ciphers in FIPS mode. 202 203 Major changes between OpenSSL 1.0.1a and OpenSSL 1.0.1b [26 Apr 2012]: 204 205 o Fix compilation error on non-x86 platforms. 206 o Make FIPS capable OpenSSL ciphers work in non-FIPS mode. 207 o Fix SSL_OP_NO_TLSv1_1 clash with SSL_OP_ALL in OpenSSL 1.0.0 208 209 Major changes between OpenSSL 1.0.1 and OpenSSL 1.0.1a [19 Apr 2012]: 210 211 o Fix for ASN1 overflow bug CVE-2012-2110 212 o Workarounds for some servers that hang on long client hellos. 213 o Fix SEGV in AES code. 214 215 Major changes between OpenSSL 1.0.0h and OpenSSL 1.0.1 [14 Mar 2012]: 216 217 o TLS/DTLS heartbeat support. 218 o SCTP support. 219 o RFC 5705 TLS key material exporter. 220 o RFC 5764 DTLS-SRTP negotiation. 221 o Next Protocol Negotiation. 222 o PSS signatures in certificates, requests and CRLs. 223 o Support for password based recipient info for CMS. 224 o Support TLS v1.2 and TLS v1.1. 225 o Preliminary FIPS capability for unvalidated 2.0 FIPS module. 226 o SRP support. 227 228 Major changes between OpenSSL 1.0.0g and OpenSSL 1.0.0h [12 Mar 2012]: 229 230 o Fix for CMS/PKCS#7 MMA CVE-2012-0884 231 o Corrected fix for CVE-2011-4619 232 o Various DTLS fixes. 233 234 Major changes between OpenSSL 1.0.0f and OpenSSL 1.0.0g [18 Jan 2012]: 235 236 o Fix for DTLS DoS issue CVE-2012-0050 237 238 Major changes between OpenSSL 1.0.0e and OpenSSL 1.0.0f [4 Jan 2012]: 239 240 o Fix for DTLS plaintext recovery attack CVE-2011-4108 241 o Clear block padding bytes of SSL 3.0 records CVE-2011-4576 242 o Only allow one SGC handshake restart for SSL/TLS CVE-2011-4619 243 o Check parameters are not NULL in GOST ENGINE CVE-2012-0027 244 o Check for malformed RFC3779 data CVE-2011-4577 245 246 Major changes between OpenSSL 1.0.0d and OpenSSL 1.0.0e [6 Sep 2011]: 247 248 o Fix for CRL vulnerability issue CVE-2011-3207 249 o Fix for ECDH crashes CVE-2011-3210 250 o Protection against EC timing attacks. 251 o Support ECDH ciphersuites for certificates using SHA2 algorithms. 252 o Various DTLS fixes. 253 254 Major changes between OpenSSL 1.0.0c and OpenSSL 1.0.0d [8 Feb 2011]: 255 256 o Fix for security issue CVE-2011-0014 257 258 Major changes between OpenSSL 1.0.0b and OpenSSL 1.0.0c [2 Dec 2010]: 259 260 o Fix for security issue CVE-2010-4180 261 o Fix for CVE-2010-4252 262 o Fix mishandling of absent EC point format extension. 263 o Fix various platform compilation issues. 264 o Corrected fix for security issue CVE-2010-3864. 265 266 Major changes between OpenSSL 1.0.0a and OpenSSL 1.0.0b [16 Nov 2010]: 267 268 o Fix for security issue CVE-2010-3864. 269 o Fix for CVE-2010-2939 270 o Fix WIN32 build system for GOST ENGINE. 271 272 Major changes between OpenSSL 1.0.0 and OpenSSL 1.0.0a [1 Jun 2010]: 273 274 o Fix for security issue CVE-2010-1633. 275 o GOST MAC and CFB fixes. 276 277 Major changes between OpenSSL 0.9.8n and OpenSSL 1.0.0 [29 Mar 2010]: 278 279 o RFC3280 path validation: sufficient to process PKITS tests. 280 o Integrated support for PVK files and keyblobs. 281 o Change default private key format to PKCS#8. 282 o CMS support: able to process all examples in RFC4134 283 o Streaming ASN1 encode support for PKCS#7 and CMS. 284 o Multiple signer and signer add support for PKCS#7 and CMS. 285 o ASN1 printing support. 286 o Whirlpool hash algorithm added. 287 o RFC3161 time stamp support. 288 o New generalised public key API supporting ENGINE based algorithms. 289 o New generalised public key API utilities. 290 o New ENGINE supporting GOST algorithms. 291 o SSL/TLS GOST ciphersuite support. 292 o PKCS#7 and CMS GOST support. 293 o RFC4279 PSK ciphersuite support. 294 o Supported points format extension for ECC ciphersuites. 295 o ecdsa-with-SHA224/256/384/512 signature types. 296 o dsa-with-SHA224 and dsa-with-SHA256 signature types. 297 o Opaque PRF Input TLS extension support. 298 o Updated time routines to avoid OS limitations. 299 300 Major changes between OpenSSL 0.9.8m and OpenSSL 0.9.8n [24 Mar 2010]: 301 302 o CFB cipher definition fixes. 303 o Fix security issues CVE-2010-0740 and CVE-2010-0433. 304 305 Major changes between OpenSSL 0.9.8l and OpenSSL 0.9.8m [25 Feb 2010]: 306 307 o Cipher definition fixes. 308 o Workaround for slow RAND_poll() on some WIN32 versions. 309 o Remove MD2 from algorithm tables. 310 o SPKAC handling fixes. 311 o Support for RFC5746 TLS renegotiation extension. 312 o Compression memory leak fixed. 313 o Compression session resumption fixed. 314 o Ticket and SNI coexistence fixes. 315 o Many fixes to DTLS handling. 316 317 Major changes between OpenSSL 0.9.8k and OpenSSL 0.9.8l [5 Nov 2009]: 318 319 o Temporary work around for CVE-2009-3555: disable renegotiation. 320 321 Major changes between OpenSSL 0.9.8j and OpenSSL 0.9.8k [25 Mar 2009]: 322 323 o Fix various build issues. 324 o Fix security issues (CVE-2009-0590, CVE-2009-0591, CVE-2009-0789) 325 326 Major changes between OpenSSL 0.9.8i and OpenSSL 0.9.8j [7 Jan 2009]: 327 328 o Fix security issue (CVE-2008-5077) 329 o Merge FIPS 140-2 branch code. 330 331 Major changes between OpenSSL 0.9.8g and OpenSSL 0.9.8h [28 May 2008]: 332 333 o CryptoAPI ENGINE support. 334 o Various precautionary measures. 335 o Fix for bugs affecting certificate request creation. 336 o Support for local machine keyset attribute in PKCS#12 files. 337 338 Major changes between OpenSSL 0.9.8f and OpenSSL 0.9.8g [19 Oct 2007]: 339 340 o Backport of CMS functionality to 0.9.8. 341 o Fixes for bugs introduced with 0.9.8f. 342 343 Major changes between OpenSSL 0.9.8e and OpenSSL 0.9.8f [11 Oct 2007]: 344 345 o Add gcc 4.2 support. 346 o Add support for AES and SSE2 assembly lanugauge optimization 347 for VC++ build. 348 o Support for RFC4507bis and server name extensions if explicitly 349 selected at compile time. 350 o DTLS improvements. 351 o RFC4507bis support. 352 o TLS Extensions support. 353 354 Major changes between OpenSSL 0.9.8d and OpenSSL 0.9.8e [23 Feb 2007]: 355 356 o Various ciphersuite selection fixes. 357 o RFC3779 support. 358 359 Major changes between OpenSSL 0.9.8c and OpenSSL 0.9.8d [28 Sep 2006]: 360 361 o Introduce limits to prevent malicious key DoS (CVE-2006-2940) 362 o Fix security issues (CVE-2006-2937, CVE-2006-3737, CVE-2006-4343) 363 o Changes to ciphersuite selection algorithm 364 365 Major changes between OpenSSL 0.9.8b and OpenSSL 0.9.8c [5 Sep 2006]: 366 367 o Fix Daniel Bleichenbacher forged signature attack, CVE-2006-4339 368 o New cipher Camellia 369 370 Major changes between OpenSSL 0.9.8a and OpenSSL 0.9.8b [4 May 2006]: 371 372 o Cipher string fixes. 373 o Fixes for VC++ 2005. 374 o Updated ECC cipher suite support. 375 o New functions EVP_CIPHER_CTX_new() and EVP_CIPHER_CTX_free(). 376 o Zlib compression usage fixes. 377 o Built in dynamic engine compilation support on Win32. 378 o Fixes auto dynamic engine loading in Win32. 379 380 Major changes between OpenSSL 0.9.8 and OpenSSL 0.9.8a [11 Oct 2005]: 381 382 o Fix potential SSL 2.0 rollback, CVE-2005-2969 383 o Extended Windows CE support 384 385 Major changes between OpenSSL 0.9.7g and OpenSSL 0.9.8 [5 Jul 2005]: 386 387 o Major work on the BIGNUM library for higher efficiency and to 388 make operations more streamlined and less contradictory. This 389 is the result of a major audit of the BIGNUM library. 390 o Addition of BIGNUM functions for fields GF(2^m) and NIST 391 curves, to support the Elliptic Crypto functions. 392 o Major work on Elliptic Crypto; ECDH and ECDSA added, including 393 the use through EVP, X509 and ENGINE. 394 o New ASN.1 mini-compiler that's usable through the OpenSSL 395 configuration file. 396 o Added support for ASN.1 indefinite length constructed encoding. 397 o New PKCS#12 'medium level' API to manipulate PKCS#12 files. 398 o Complete rework of shared library construction and linking 399 programs with shared or static libraries, through a separate 400 Makefile.shared. 401 o Rework of the passing of parameters from one Makefile to another. 402 o Changed ENGINE framework to load dynamic engine modules 403 automatically from specifically given directories. 404 o New structure and ASN.1 functions for CertificatePair. 405 o Changed the ZLIB compression method to be stateful. 406 o Changed the key-generation and primality testing "progress" 407 mechanism to take a structure that contains the ticker 408 function and an argument. 409 o New engine module: GMP (performs private key exponentiation). 410 o New engine module: VIA PadLOck ACE extension in VIA C3 411 Nehemiah processors. 412 o Added support for IPv6 addresses in certificate extensions. 413 See RFC 1884, section 2.2. 414 o Added support for certificate policy mappings, policy 415 constraints and name constraints. 416 o Added support for multi-valued AVAs in the OpenSSL 417 configuration file. 418 o Added support for multiple certificates with the same subject 419 in the 'openssl ca' index file. 420 o Make it possible to create self-signed certificates using 421 'openssl ca -selfsign'. 422 o Make it possible to generate a serial number file with 423 'openssl ca -create_serial'. 424 o New binary search functions with extended functionality. 425 o New BUF functions. 426 o New STORE structure and library to provide an interface to all 427 sorts of data repositories. Supports storage of public and 428 private keys, certificates, CRLs, numbers and arbitrary blobs. 429 This library is unfortunately unfinished and unused withing 430 OpenSSL. 431 o New control functions for the error stack. 432 o Changed the PKCS#7 library to support one-pass S/MIME 433 processing. 434 o Added the possibility to compile without old deprecated 435 functionality with the OPENSSL_NO_DEPRECATED macro or the 436 'no-deprecated' argument to the config and Configure scripts. 437 o Constification of all ASN.1 conversion functions, and other 438 affected functions. 439 o Improved platform support for PowerPC. 440 o New FIPS 180-2 algorithms (SHA-224, -256, -384 and -512). 441 o New X509_VERIFY_PARAM structure to support parametrisation 442 of X.509 path validation. 443 o Major overhaul of RC4 performance on Intel P4, IA-64 and 444 AMD64. 445 o Changed the Configure script to have some algorithms disabled 446 by default. Those can be explicitely enabled with the new 447 argument form 'enable-xxx'. 448 o Change the default digest in 'openssl' commands from MD5 to 449 SHA-1. 450 o Added support for DTLS. 451 o New BIGNUM blinding. 452 o Added support for the RSA-PSS encryption scheme 453 o Added support for the RSA X.931 padding. 454 o Added support for BSD sockets on NetWare. 455 o Added support for files larger than 2GB. 456 o Added initial support for Win64. 457 o Added alternate pkg-config files. 458 459 Major changes between OpenSSL 0.9.7l and OpenSSL 0.9.7m [23 Feb 2007]: 460 461 o FIPS 1.1.1 module linking. 462 o Various ciphersuite selection fixes. 463 464 Major changes between OpenSSL 0.9.7k and OpenSSL 0.9.7l [28 Sep 2006]: 465 466 o Introduce limits to prevent malicious key DoS (CVE-2006-2940) 467 o Fix security issues (CVE-2006-2937, CVE-2006-3737, CVE-2006-4343) 468 469 Major changes between OpenSSL 0.9.7j and OpenSSL 0.9.7k [5 Sep 2006]: 470 471 o Fix Daniel Bleichenbacher forged signature attack, CVE-2006-4339 472 473 Major changes between OpenSSL 0.9.7i and OpenSSL 0.9.7j [4 May 2006]: 474 475 o Visual C++ 2005 fixes. 476 o Update Windows build system for FIPS. 477 478 Major changes between OpenSSL 0.9.7h and OpenSSL 0.9.7i [14 Oct 2005]: 479 480 o Give EVP_MAX_MD_SIZE it's old value, except for a FIPS build. 481 482 Major changes between OpenSSL 0.9.7g and OpenSSL 0.9.7h [11 Oct 2005]: 483 484 o Fix SSL 2.0 Rollback, CVE-2005-2969 485 o Allow use of fixed-length exponent on DSA signing 486 o Default fixed-window RSA, DSA, DH private-key operations 487 488 Major changes between OpenSSL 0.9.7f and OpenSSL 0.9.7g [11 Apr 2005]: 489 490 o More compilation issues fixed. 491 o Adaptation to more modern Kerberos API. 492 o Enhanced or corrected configuration for Solaris64, Mingw and Cygwin. 493 o Enhanced x86_64 assembler BIGNUM module. 494 o More constification. 495 o Added processing of proxy certificates (RFC 3820). 496 497 Major changes between OpenSSL 0.9.7e and OpenSSL 0.9.7f [22 Mar 2005]: 498 499 o Several compilation issues fixed. 500 o Many memory allocation failure checks added. 501 o Improved comparison of X509 Name type. 502 o Mandatory basic checks on certificates. 503 o Performance improvements. 504 505 Major changes between OpenSSL 0.9.7d and OpenSSL 0.9.7e [25 Oct 2004]: 506 507 o Fix race condition in CRL checking code. 508 o Fixes to PKCS#7 (S/MIME) code. 509 510 Major changes between OpenSSL 0.9.7c and OpenSSL 0.9.7d [17 Mar 2004]: 511 512 o Security: Fix Kerberos ciphersuite SSL/TLS handshaking bug 513 o Security: Fix null-pointer assignment in do_change_cipher_spec() 514 o Allow multiple active certificates with same subject in CA index 515 o Multiple X509 verification fixes 516 o Speed up HMAC and other operations 517 518 Major changes between OpenSSL 0.9.7b and OpenSSL 0.9.7c [30 Sep 2003]: 519 520 o Security: fix various ASN1 parsing bugs. 521 o New -ignore_err option to OCSP utility. 522 o Various interop and bug fixes in S/MIME code. 523 o SSL/TLS protocol fix for unrequested client certificates. 524 525 Major changes between OpenSSL 0.9.7a and OpenSSL 0.9.7b [10 Apr 2003]: 526 527 o Security: counter the Klima-Pokorny-Rosa extension of 528 Bleichbacher's attack 529 o Security: make RSA blinding default. 530 o Configuration: Irix fixes, AIX fixes, better mingw support. 531 o Support for new platforms: linux-ia64-ecc. 532 o Build: shared library support fixes. 533 o ASN.1: treat domainComponent correctly. 534 o Documentation: fixes and additions. 535 536 Major changes between OpenSSL 0.9.7 and OpenSSL 0.9.7a [19 Feb 2003]: 537 538 o Security: Important security related bugfixes. 539 o Enhanced compatibility with MIT Kerberos. 540 o Can be built without the ENGINE framework. 541 o IA32 assembler enhancements. 542 o Support for new platforms: FreeBSD/IA64 and FreeBSD/Sparc64. 543 o Configuration: the no-err option now works properly. 544 o SSL/TLS: now handles manual certificate chain building. 545 o SSL/TLS: certain session ID malfunctions corrected. 546 547 Major changes between OpenSSL 0.9.6 and OpenSSL 0.9.7 [30 Dec 2002]: 548 549 o New library section OCSP. 550 o Complete rewrite of ASN1 code. 551 o CRL checking in verify code and openssl utility. 552 o Extension copying in 'ca' utility. 553 o Flexible display options in 'ca' utility. 554 o Provisional support for international characters with UTF8. 555 o Support for external crypto devices ('engine') is no longer 556 a separate distribution. 557 o New elliptic curve library section. 558 o New AES (Rijndael) library section. 559 o Support for new platforms: Windows CE, Tandem OSS, A/UX, AIX 64-bit, 560 Linux x86_64, Linux 64-bit on Sparc v9 561 o Extended support for some platforms: VxWorks 562 o Enhanced support for shared libraries. 563 o Now only builds PIC code when shared library support is requested. 564 o Support for pkg-config. 565 o Lots of new manuals. 566 o Makes symbolic links to or copies of manuals to cover all described 567 functions. 568 o Change DES API to clean up the namespace (some applications link also 569 against libdes providing similar functions having the same name). 570 Provide macros for backward compatibility (will be removed in the 571 future). 572 o Unify handling of cryptographic algorithms (software and engine) 573 to be available via EVP routines for asymmetric and symmetric ciphers. 574 o NCONF: new configuration handling routines. 575 o Change API to use more 'const' modifiers to improve error checking 576 and help optimizers. 577 o Finally remove references to RSAref. 578 o Reworked parts of the BIGNUM code. 579 o Support for new engines: Broadcom ubsec, Accelerated Encryption 580 Processing, IBM 4758. 581 o A few new engines added in the demos area. 582 o Extended and corrected OID (object identifier) table. 583 o PRNG: query at more locations for a random device, automatic query for 584 EGD style random sources at several locations. 585 o SSL/TLS: allow optional cipher choice according to server's preference. 586 o SSL/TLS: allow server to explicitly set new session ids. 587 o SSL/TLS: support Kerberos cipher suites (RFC2712). 588 Only supports MIT Kerberos for now. 589 o SSL/TLS: allow more precise control of renegotiations and sessions. 590 o SSL/TLS: add callback to retrieve SSL/TLS messages. 591 o SSL/TLS: support AES cipher suites (RFC3268). 592 593 Major changes between OpenSSL 0.9.6j and OpenSSL 0.9.6k [30 Sep 2003]: 594 595 o Security: fix various ASN1 parsing bugs. 596 o SSL/TLS protocol fix for unrequested client certificates. 597 598 Major changes between OpenSSL 0.9.6i and OpenSSL 0.9.6j [10 Apr 2003]: 599 600 o Security: counter the Klima-Pokorny-Rosa extension of 601 Bleichbacher's attack 602 o Security: make RSA blinding default. 603 o Build: shared library support fixes. 604 605 Major changes between OpenSSL 0.9.6h and OpenSSL 0.9.6i [19 Feb 2003]: 606 607 o Important security related bugfixes. 608 609 Major changes between OpenSSL 0.9.6g and OpenSSL 0.9.6h [5 Dec 2002]: 610 611 o New configuration targets for Tandem OSS and A/UX. 612 o New OIDs for Microsoft attributes. 613 o Better handling of SSL session caching. 614 o Better comparison of distinguished names. 615 o Better handling of shared libraries in a mixed GNU/non-GNU environment. 616 o Support assembler code with Borland C. 617 o Fixes for length problems. 618 o Fixes for uninitialised variables. 619 o Fixes for memory leaks, some unusual crashes and some race conditions. 620 o Fixes for smaller building problems. 621 o Updates of manuals, FAQ and other instructive documents. 622 623 Major changes between OpenSSL 0.9.6f and OpenSSL 0.9.6g [9 Aug 2002]: 624 625 o Important building fixes on Unix. 626 627 Major changes between OpenSSL 0.9.6e and OpenSSL 0.9.6f [8 Aug 2002]: 628 629 o Various important bugfixes. 630 631 Major changes between OpenSSL 0.9.6d and OpenSSL 0.9.6e [30 Jul 2002]: 632 633 o Important security related bugfixes. 634 o Various SSL/TLS library bugfixes. 635 636 Major changes between OpenSSL 0.9.6c and OpenSSL 0.9.6d [9 May 2002]: 637 638 o Various SSL/TLS library bugfixes. 639 o Fix DH parameter generation for 'non-standard' generators. 640 641 Major changes between OpenSSL 0.9.6b and OpenSSL 0.9.6c [21 Dec 2001]: 642 643 o Various SSL/TLS library bugfixes. 644 o BIGNUM library fixes. 645 o RSA OAEP and random number generation fixes. 646 o Object identifiers corrected and added. 647 o Add assembler BN routines for IA64. 648 o Add support for OS/390 Unix, UnixWare with gcc, OpenUNIX 8, 649 MIPS Linux; shared library support for Irix, HP-UX. 650 o Add crypto accelerator support for AEP, Baltimore SureWare, 651 Broadcom and Cryptographic Appliance's keyserver 652 [in 0.9.6c-engine release]. 653 654 Major changes between OpenSSL 0.9.6a and OpenSSL 0.9.6b [9 Jul 2001]: 655 656 o Security fix: PRNG improvements. 657 o Security fix: RSA OAEP check. 658 o Security fix: Reinsert and fix countermeasure to Bleichbacher's 659 attack. 660 o MIPS bug fix in BIGNUM. 661 o Bug fix in "openssl enc". 662 o Bug fix in X.509 printing routine. 663 o Bug fix in DSA verification routine and DSA S/MIME verification. 664 o Bug fix to make PRNG thread-safe. 665 o Bug fix in RAND_file_name(). 666 o Bug fix in compatibility mode trust settings. 667 o Bug fix in blowfish EVP. 668 o Increase default size for BIO buffering filter. 669 o Compatibility fixes in some scripts. 670 671 Major changes between OpenSSL 0.9.6 and OpenSSL 0.9.6a [5 Apr 2001]: 672 673 o Security fix: change behavior of OpenSSL to avoid using 674 environment variables when running as root. 675 o Security fix: check the result of RSA-CRT to reduce the 676 possibility of deducing the private key from an incorrectly 677 calculated signature. 678 o Security fix: prevent Bleichenbacher's DSA attack. 679 o Security fix: Zero the premaster secret after deriving the 680 master secret in DH ciphersuites. 681 o Reimplement SSL_peek(), which had various problems. 682 o Compatibility fix: the function des_encrypt() renamed to 683 des_encrypt1() to avoid clashes with some Unixen libc. 684 o Bug fixes for Win32, HP/UX and Irix. 685 o Bug fixes in BIGNUM, SSL, PKCS#7, PKCS#12, X.509, CONF and 686 memory checking routines. 687 o Bug fixes for RSA operations in threaded environments. 688 o Bug fixes in misc. openssl applications. 689 o Remove a few potential memory leaks. 690 o Add tighter checks of BIGNUM routines. 691 o Shared library support has been reworked for generality. 692 o More documentation. 693 o New function BN_rand_range(). 694 o Add "-rand" option to openssl s_client and s_server. 695 696 Major changes between OpenSSL 0.9.5a and OpenSSL 0.9.6 [10 Oct 2000]: 697 698 o Some documentation for BIO and SSL libraries. 699 o Enhanced chain verification using key identifiers. 700 o New sign and verify options to 'dgst' application. 701 o Support for DER and PEM encoded messages in 'smime' application. 702 o New 'rsautl' application, low level RSA utility. 703 o MD4 now included. 704 o Bugfix for SSL rollback padding check. 705 o Support for external crypto devices [1]. 706 o Enhanced EVP interface. 707 708 [1] The support for external crypto devices is currently a separate 709 distribution. See the file README.ENGINE. 710 711 Major changes between OpenSSL 0.9.5 and OpenSSL 0.9.5a [1 Apr 2000]: 712 713 o Bug fixes for Win32, SuSE Linux, NeXTSTEP and FreeBSD 2.2.8 714 o Shared library support for HPUX and Solaris-gcc 715 o Support of Linux/IA64 716 o Assembler support for Mingw32 717 o New 'rand' application 718 o New way to check for existence of algorithms from scripts 719 720 Major changes between OpenSSL 0.9.4 and OpenSSL 0.9.5 [25 May 2000]: 721 722 o S/MIME support in new 'smime' command 723 o Documentation for the OpenSSL command line application 724 o Automation of 'req' application 725 o Fixes to make s_client, s_server work under Windows 726 o Support for multiple fieldnames in SPKACs 727 o New SPKAC command line utilty and associated library functions 728 o Options to allow passwords to be obtained from various sources 729 o New public key PEM format and options to handle it 730 o Many other fixes and enhancements to command line utilities 731 o Usable certificate chain verification 732 o Certificate purpose checking 733 o Certificate trust settings 734 o Support of authority information access extension 735 o Extensions in certificate requests 736 o Simplified X509 name and attribute routines 737 o Initial (incomplete) support for international character sets 738 o New DH_METHOD, DSA_METHOD and enhanced RSA_METHOD 739 o Read only memory BIOs and simplified creation function 740 o TLS/SSL protocol bugfixes: Accept TLS 'client hello' in SSL 3.0 741 record; allow fragmentation and interleaving of handshake and other 742 data 743 o TLS/SSL code now "tolerates" MS SGC 744 o Work around for Netscape client certificate hang bug 745 o RSA_NULL option that removes RSA patent code but keeps other 746 RSA functionality 747 o Memory leak detection now allows applications to add extra information 748 via a per-thread stack 749 o PRNG robustness improved 750 o EGD support 751 o BIGNUM library bug fixes 752 o Faster DSA parameter generation 753 o Enhanced support for Alpha Linux 754 o Experimental MacOS support 755 756 Major changes between OpenSSL 0.9.3 and OpenSSL 0.9.4 [9 Aug 1999]: 757 758 o Transparent support for PKCS#8 format private keys: these are used 759 by several software packages and are more secure than the standard 760 form 761 o PKCS#5 v2.0 implementation 762 o Password callbacks have a new void * argument for application data 763 o Avoid various memory leaks 764 o New pipe-like BIO that allows using the SSL library when actual I/O 765 must be handled by the application (BIO pair) 766 767 Major changes between OpenSSL 0.9.2b and OpenSSL 0.9.3 [24 May 1999]: 768 o Lots of enhancements and cleanups to the Configuration mechanism 769 o RSA OEAP related fixes 770 o Added `openssl ca -revoke' option for revoking a certificate 771 o Source cleanups: const correctness, type-safe stacks and ASN.1 SETs 772 o Source tree cleanups: removed lots of obsolete files 773 o Thawte SXNet, certificate policies and CRL distribution points 774 extension support 775 o Preliminary (experimental) S/MIME support 776 o Support for ASN.1 UTF8String and VisibleString 777 o Full integration of PKCS#12 code 778 o Sparc assembler bignum implementation, optimized hash functions 779 o Option to disable selected ciphers 780 781 Major changes between OpenSSL 0.9.1c and OpenSSL 0.9.2b [22 Mar 1999]: 782 o Fixed a security hole related to session resumption 783 o Fixed RSA encryption routines for the p < q case 784 o "ALL" in cipher lists now means "everything except NULL ciphers" 785 o Support for Triple-DES CBCM cipher 786 o Support of Optimal Asymmetric Encryption Padding (OAEP) for RSA 787 o First support for new TLSv1 ciphers 788 o Added a few new BIOs (syslog BIO, reliable BIO) 789 o Extended support for DSA certificate/keys. 790 o Extended support for Certificate Signing Requests (CSR) 791 o Initial support for X.509v3 extensions 792 o Extended support for compression inside the SSL record layer 793 o Overhauled Win32 builds 794 o Cleanups and fixes to the Big Number (BN) library 795 o Support for ASN.1 GeneralizedTime 796 o Splitted ASN.1 SETs from SEQUENCEs 797 o ASN1 and PEM support for Netscape Certificate Sequences 798 o Overhauled Perl interface 799 o Lots of source tree cleanups. 800 o Lots of memory leak fixes. 801 o Lots of bug fixes. 802 803 Major changes between SSLeay 0.9.0b and OpenSSL 0.9.1c [23 Dec 1998]: 804 o Integration of the popular NO_RSA/NO_DSA patches 805 o Initial support for compression inside the SSL record layer 806 o Added BIO proxy and filtering functionality 807 o Extended Big Number (BN) library 808 o Added RIPE MD160 message digest 809 o Addeed support for RC2/64bit cipher 810 o Extended ASN.1 parser routines 811 o Adjustations of the source tree for CVS 812 o Support for various new platforms 813 814