NEWS revision 312826
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 1.0.2j and OpenSSL 1.0.2k [26 Jan 2017] 9 10 o Truncated packet could crash via OOB read (CVE-2017-3731) 11 o BN_mod_exp may produce incorrect results on x86_64 (CVE-2017-3732) 12 o Montgomery multiplication may produce incorrect results (CVE-2016-7055) 13 14 Major changes between OpenSSL 1.0.2i and OpenSSL 1.0.2j [26 Sep 2016] 15 16 o Missing CRL sanity check (CVE-2016-7052) 17 18 Major changes between OpenSSL 1.0.2h and OpenSSL 1.0.2i [22 Sep 2016] 19 20 o OCSP Status Request extension unbounded memory growth (CVE-2016-6304) 21 o SWEET32 Mitigation (CVE-2016-2183) 22 o OOB write in MDC2_Update() (CVE-2016-6303) 23 o Malformed SHA512 ticket DoS (CVE-2016-6302) 24 o OOB write in BN_bn2dec() (CVE-2016-2182) 25 o OOB read in TS_OBJ_print_bio() (CVE-2016-2180) 26 o Pointer arithmetic undefined behaviour (CVE-2016-2177) 27 o Constant time flag not preserved in DSA signing (CVE-2016-2178) 28 o DTLS buffered message DoS (CVE-2016-2179) 29 o DTLS replay protection DoS (CVE-2016-2181) 30 o Certificate message OOB reads (CVE-2016-6306) 31 32 Major changes between OpenSSL 1.0.2g and OpenSSL 1.0.2h [3 May 2016] 33 34 o Prevent padding oracle in AES-NI CBC MAC check (CVE-2016-2107) 35 o Fix EVP_EncodeUpdate overflow (CVE-2016-2105) 36 o Fix EVP_EncryptUpdate overflow (CVE-2016-2106) 37 o Prevent ASN.1 BIO excessive memory allocation (CVE-2016-2109) 38 o EBCDIC overread (CVE-2016-2176) 39 o Modify behavior of ALPN to invoke callback after SNI/servername 40 callback, such that updates to the SSL_CTX affect ALPN. 41 o Remove LOW from the DEFAULT cipher list. This removes singles DES from 42 the default. 43 o Only remove the SSLv2 methods with the no-ssl2-method option. 44 45 Major changes between OpenSSL 1.0.2f and OpenSSL 1.0.2g [1 Mar 2016] 46 47 o Disable weak ciphers in SSLv3 and up in default builds of OpenSSL. 48 o Disable SSLv2 default build, default negotiation and weak ciphers 49 (CVE-2016-0800) 50 o Fix a double-free in DSA code (CVE-2016-0705) 51 o Disable SRP fake user seed to address a server memory leak 52 (CVE-2016-0798) 53 o Fix BN_hex2bn/BN_dec2bn NULL pointer deref/heap corruption 54 (CVE-2016-0797) 55 o Fix memory issues in BIO_*printf functions (CVE-2016-0799) 56 o Fix side channel attack on modular exponentiation (CVE-2016-0702) 57 58 Major changes between OpenSSL 1.0.2e and OpenSSL 1.0.2f [28 Jan 2016] 59 60 o DH small subgroups (CVE-2016-0701) 61 o SSLv2 doesn't block disabled ciphers (CVE-2015-3197) 62 63 Major changes between OpenSSL 1.0.2d and OpenSSL 1.0.2e [3 Dec 2015] 64 65 o BN_mod_exp may produce incorrect results on x86_64 (CVE-2015-3193) 66 o Certificate verify crash with missing PSS parameter (CVE-2015-3194) 67 o X509_ATTRIBUTE memory leak (CVE-2015-3195) 68 o Rewrite EVP_DecodeUpdate (base64 decoding) to fix several bugs 69 o In DSA_generate_parameters_ex, if the provided seed is too short, 70 return an error 71 72 Major changes between OpenSSL 1.0.2c and OpenSSL 1.0.2d [9 Jul 2015] 73 74 o Alternate chains certificate forgery (CVE-2015-1793) 75 o Race condition handling PSK identify hint (CVE-2015-3196) 76 77 Major changes between OpenSSL 1.0.2b and OpenSSL 1.0.2c [12 Jun 2015] 78 79 o Fix HMAC ABI incompatibility 80 81 Major changes between OpenSSL 1.0.2a and OpenSSL 1.0.2b [11 Jun 2015] 82 83 o Malformed ECParameters causes infinite loop (CVE-2015-1788) 84 o Exploitable out-of-bounds read in X509_cmp_time (CVE-2015-1789) 85 o PKCS7 crash with missing EnvelopedContent (CVE-2015-1790) 86 o CMS verify infinite loop with unknown hash function (CVE-2015-1792) 87 o Race condition handling NewSessionTicket (CVE-2015-1791) 88 89 Major changes between OpenSSL 1.0.2 and OpenSSL 1.0.2a [19 Mar 2015] 90 91 o OpenSSL 1.0.2 ClientHello sigalgs DoS fix (CVE-2015-0291) 92 o Multiblock corrupted pointer fix (CVE-2015-0290) 93 o Segmentation fault in DTLSv1_listen fix (CVE-2015-0207) 94 o Segmentation fault in ASN1_TYPE_cmp fix (CVE-2015-0286) 95 o Segmentation fault for invalid PSS parameters fix (CVE-2015-0208) 96 o ASN.1 structure reuse memory corruption fix (CVE-2015-0287) 97 o PKCS7 NULL pointer dereferences fix (CVE-2015-0289) 98 o DoS via reachable assert in SSLv2 servers fix (CVE-2015-0293) 99 o Empty CKE with client auth and DHE fix (CVE-2015-1787) 100 o Handshake with unseeded PRNG fix (CVE-2015-0285) 101 o Use After Free following d2i_ECPrivatekey error fix (CVE-2015-0209) 102 o X509_to_X509_REQ NULL pointer deref fix (CVE-2015-0288) 103 o Removed the export ciphers from the DEFAULT ciphers 104 105 Major changes between OpenSSL 1.0.1l and OpenSSL 1.0.2 [22 Jan 2015]: 106 107 o Suite B support for TLS 1.2 and DTLS 1.2 108 o Support for DTLS 1.2 109 o TLS automatic EC curve selection. 110 o API to set TLS supported signature algorithms and curves 111 o SSL_CONF configuration API. 112 o TLS Brainpool support. 113 o ALPN support. 114 o CMS support for RSA-PSS, RSA-OAEP, ECDH and X9.42 DH. 115 116 Major changes between OpenSSL 1.0.1k and OpenSSL 1.0.1l [15 Jan 2015] 117 118 o Build fixes for the Windows and OpenVMS platforms 119 120 Major changes between OpenSSL 1.0.1j and OpenSSL 1.0.1k [8 Jan 2015] 121 122 o Fix for CVE-2014-3571 123 o Fix for CVE-2015-0206 124 o Fix for CVE-2014-3569 125 o Fix for CVE-2014-3572 126 o Fix for CVE-2015-0204 127 o Fix for CVE-2015-0205 128 o Fix for CVE-2014-8275 129 o Fix for CVE-2014-3570 130 131 Major changes between OpenSSL 1.0.1i and OpenSSL 1.0.1j [15 Oct 2014] 132 133 o Fix for CVE-2014-3513 134 o Fix for CVE-2014-3567 135 o Mitigation for CVE-2014-3566 (SSL protocol vulnerability) 136 o Fix for CVE-2014-3568 137 138 Major changes between OpenSSL 1.0.1h and OpenSSL 1.0.1i [6 Aug 2014] 139 140 o Fix for CVE-2014-3512 141 o Fix for CVE-2014-3511 142 o Fix for CVE-2014-3510 143 o Fix for CVE-2014-3507 144 o Fix for CVE-2014-3506 145 o Fix for CVE-2014-3505 146 o Fix for CVE-2014-3509 147 o Fix for CVE-2014-5139 148 o Fix for CVE-2014-3508 149 150 Major changes between OpenSSL 1.0.1g and OpenSSL 1.0.1h [5 Jun 2014] 151 152 o Fix for CVE-2014-0224 153 o Fix for CVE-2014-0221 154 o Fix for CVE-2014-0198 155 o Fix for CVE-2014-0195 156 o Fix for CVE-2014-3470 157 o Fix for CVE-2010-5298 158 159 Major changes between OpenSSL 1.0.1f and OpenSSL 1.0.1g [7 Apr 2014] 160 161 o Fix for CVE-2014-0160 162 o Add TLS padding extension workaround for broken servers. 163 o Fix for CVE-2014-0076 164 165 Major changes between OpenSSL 1.0.1e and OpenSSL 1.0.1f [6 Jan 2014] 166 167 o Don't include gmt_unix_time in TLS server and client random values 168 o Fix for TLS record tampering bug CVE-2013-4353 169 o Fix for TLS version checking bug CVE-2013-6449 170 o Fix for DTLS retransmission bug CVE-2013-6450 171 172 Major changes between OpenSSL 1.0.1d and OpenSSL 1.0.1e [11 Feb 2013]: 173 174 o Corrected fix for CVE-2013-0169 175 176 Major changes between OpenSSL 1.0.1c and OpenSSL 1.0.1d [4 Feb 2013]: 177 178 o Fix renegotiation in TLS 1.1, 1.2 by using the correct TLS version. 179 o Include the fips configuration module. 180 o Fix OCSP bad key DoS attack CVE-2013-0166 181 o Fix for SSL/TLS/DTLS CBC plaintext recovery attack CVE-2013-0169 182 o Fix for TLS AESNI record handling flaw CVE-2012-2686 183 184 Major changes between OpenSSL 1.0.1b and OpenSSL 1.0.1c [10 May 2012]: 185 186 o Fix TLS/DTLS record length checking bug CVE-2012-2333 187 o Don't attempt to use non-FIPS composite ciphers in FIPS mode. 188 189 Major changes between OpenSSL 1.0.1a and OpenSSL 1.0.1b [26 Apr 2012]: 190 191 o Fix compilation error on non-x86 platforms. 192 o Make FIPS capable OpenSSL ciphers work in non-FIPS mode. 193 o Fix SSL_OP_NO_TLSv1_1 clash with SSL_OP_ALL in OpenSSL 1.0.0 194 195 Major changes between OpenSSL 1.0.1 and OpenSSL 1.0.1a [19 Apr 2012]: 196 197 o Fix for ASN1 overflow bug CVE-2012-2110 198 o Workarounds for some servers that hang on long client hellos. 199 o Fix SEGV in AES code. 200 201 Major changes between OpenSSL 1.0.0h and OpenSSL 1.0.1 [14 Mar 2012]: 202 203 o TLS/DTLS heartbeat support. 204 o SCTP support. 205 o RFC 5705 TLS key material exporter. 206 o RFC 5764 DTLS-SRTP negotiation. 207 o Next Protocol Negotiation. 208 o PSS signatures in certificates, requests and CRLs. 209 o Support for password based recipient info for CMS. 210 o Support TLS v1.2 and TLS v1.1. 211 o Preliminary FIPS capability for unvalidated 2.0 FIPS module. 212 o SRP support. 213 214 Major changes between OpenSSL 1.0.0g and OpenSSL 1.0.0h [12 Mar 2012]: 215 216 o Fix for CMS/PKCS#7 MMA CVE-2012-0884 217 o Corrected fix for CVE-2011-4619 218 o Various DTLS fixes. 219 220 Major changes between OpenSSL 1.0.0f and OpenSSL 1.0.0g [18 Jan 2012]: 221 222 o Fix for DTLS DoS issue CVE-2012-0050 223 224 Major changes between OpenSSL 1.0.0e and OpenSSL 1.0.0f [4 Jan 2012]: 225 226 o Fix for DTLS plaintext recovery attack CVE-2011-4108 227 o Clear block padding bytes of SSL 3.0 records CVE-2011-4576 228 o Only allow one SGC handshake restart for SSL/TLS CVE-2011-4619 229 o Check parameters are not NULL in GOST ENGINE CVE-2012-0027 230 o Check for malformed RFC3779 data CVE-2011-4577 231 232 Major changes between OpenSSL 1.0.0d and OpenSSL 1.0.0e [6 Sep 2011]: 233 234 o Fix for CRL vulnerability issue CVE-2011-3207 235 o Fix for ECDH crashes CVE-2011-3210 236 o Protection against EC timing attacks. 237 o Support ECDH ciphersuites for certificates using SHA2 algorithms. 238 o Various DTLS fixes. 239 240 Major changes between OpenSSL 1.0.0c and OpenSSL 1.0.0d [8 Feb 2011]: 241 242 o Fix for security issue CVE-2011-0014 243 244 Major changes between OpenSSL 1.0.0b and OpenSSL 1.0.0c [2 Dec 2010]: 245 246 o Fix for security issue CVE-2010-4180 247 o Fix for CVE-2010-4252 248 o Fix mishandling of absent EC point format extension. 249 o Fix various platform compilation issues. 250 o Corrected fix for security issue CVE-2010-3864. 251 252 Major changes between OpenSSL 1.0.0a and OpenSSL 1.0.0b [16 Nov 2010]: 253 254 o Fix for security issue CVE-2010-3864. 255 o Fix for CVE-2010-2939 256 o Fix WIN32 build system for GOST ENGINE. 257 258 Major changes between OpenSSL 1.0.0 and OpenSSL 1.0.0a [1 Jun 2010]: 259 260 o Fix for security issue CVE-2010-1633. 261 o GOST MAC and CFB fixes. 262 263 Major changes between OpenSSL 0.9.8n and OpenSSL 1.0.0 [29 Mar 2010]: 264 265 o RFC3280 path validation: sufficient to process PKITS tests. 266 o Integrated support for PVK files and keyblobs. 267 o Change default private key format to PKCS#8. 268 o CMS support: able to process all examples in RFC4134 269 o Streaming ASN1 encode support for PKCS#7 and CMS. 270 o Multiple signer and signer add support for PKCS#7 and CMS. 271 o ASN1 printing support. 272 o Whirlpool hash algorithm added. 273 o RFC3161 time stamp support. 274 o New generalised public key API supporting ENGINE based algorithms. 275 o New generalised public key API utilities. 276 o New ENGINE supporting GOST algorithms. 277 o SSL/TLS GOST ciphersuite support. 278 o PKCS#7 and CMS GOST support. 279 o RFC4279 PSK ciphersuite support. 280 o Supported points format extension for ECC ciphersuites. 281 o ecdsa-with-SHA224/256/384/512 signature types. 282 o dsa-with-SHA224 and dsa-with-SHA256 signature types. 283 o Opaque PRF Input TLS extension support. 284 o Updated time routines to avoid OS limitations. 285 286 Major changes between OpenSSL 0.9.8m and OpenSSL 0.9.8n [24 Mar 2010]: 287 288 o CFB cipher definition fixes. 289 o Fix security issues CVE-2010-0740 and CVE-2010-0433. 290 291 Major changes between OpenSSL 0.9.8l and OpenSSL 0.9.8m [25 Feb 2010]: 292 293 o Cipher definition fixes. 294 o Workaround for slow RAND_poll() on some WIN32 versions. 295 o Remove MD2 from algorithm tables. 296 o SPKAC handling fixes. 297 o Support for RFC5746 TLS renegotiation extension. 298 o Compression memory leak fixed. 299 o Compression session resumption fixed. 300 o Ticket and SNI coexistence fixes. 301 o Many fixes to DTLS handling. 302 303 Major changes between OpenSSL 0.9.8k and OpenSSL 0.9.8l [5 Nov 2009]: 304 305 o Temporary work around for CVE-2009-3555: disable renegotiation. 306 307 Major changes between OpenSSL 0.9.8j and OpenSSL 0.9.8k [25 Mar 2009]: 308 309 o Fix various build issues. 310 o Fix security issues (CVE-2009-0590, CVE-2009-0591, CVE-2009-0789) 311 312 Major changes between OpenSSL 0.9.8i and OpenSSL 0.9.8j [7 Jan 2009]: 313 314 o Fix security issue (CVE-2008-5077) 315 o Merge FIPS 140-2 branch code. 316 317 Major changes between OpenSSL 0.9.8g and OpenSSL 0.9.8h [28 May 2008]: 318 319 o CryptoAPI ENGINE support. 320 o Various precautionary measures. 321 o Fix for bugs affecting certificate request creation. 322 o Support for local machine keyset attribute in PKCS#12 files. 323 324 Major changes between OpenSSL 0.9.8f and OpenSSL 0.9.8g [19 Oct 2007]: 325 326 o Backport of CMS functionality to 0.9.8. 327 o Fixes for bugs introduced with 0.9.8f. 328 329 Major changes between OpenSSL 0.9.8e and OpenSSL 0.9.8f [11 Oct 2007]: 330 331 o Add gcc 4.2 support. 332 o Add support for AES and SSE2 assembly lanugauge optimization 333 for VC++ build. 334 o Support for RFC4507bis and server name extensions if explicitly 335 selected at compile time. 336 o DTLS improvements. 337 o RFC4507bis support. 338 o TLS Extensions support. 339 340 Major changes between OpenSSL 0.9.8d and OpenSSL 0.9.8e [23 Feb 2007]: 341 342 o Various ciphersuite selection fixes. 343 o RFC3779 support. 344 345 Major changes between OpenSSL 0.9.8c and OpenSSL 0.9.8d [28 Sep 2006]: 346 347 o Introduce limits to prevent malicious key DoS (CVE-2006-2940) 348 o Fix security issues (CVE-2006-2937, CVE-2006-3737, CVE-2006-4343) 349 o Changes to ciphersuite selection algorithm 350 351 Major changes between OpenSSL 0.9.8b and OpenSSL 0.9.8c [5 Sep 2006]: 352 353 o Fix Daniel Bleichenbacher forged signature attack, CVE-2006-4339 354 o New cipher Camellia 355 356 Major changes between OpenSSL 0.9.8a and OpenSSL 0.9.8b [4 May 2006]: 357 358 o Cipher string fixes. 359 o Fixes for VC++ 2005. 360 o Updated ECC cipher suite support. 361 o New functions EVP_CIPHER_CTX_new() and EVP_CIPHER_CTX_free(). 362 o Zlib compression usage fixes. 363 o Built in dynamic engine compilation support on Win32. 364 o Fixes auto dynamic engine loading in Win32. 365 366 Major changes between OpenSSL 0.9.8 and OpenSSL 0.9.8a [11 Oct 2005]: 367 368 o Fix potential SSL 2.0 rollback, CVE-2005-2969 369 o Extended Windows CE support 370 371 Major changes between OpenSSL 0.9.7g and OpenSSL 0.9.8 [5 Jul 2005]: 372 373 o Major work on the BIGNUM library for higher efficiency and to 374 make operations more streamlined and less contradictory. This 375 is the result of a major audit of the BIGNUM library. 376 o Addition of BIGNUM functions for fields GF(2^m) and NIST 377 curves, to support the Elliptic Crypto functions. 378 o Major work on Elliptic Crypto; ECDH and ECDSA added, including 379 the use through EVP, X509 and ENGINE. 380 o New ASN.1 mini-compiler that's usable through the OpenSSL 381 configuration file. 382 o Added support for ASN.1 indefinite length constructed encoding. 383 o New PKCS#12 'medium level' API to manipulate PKCS#12 files. 384 o Complete rework of shared library construction and linking 385 programs with shared or static libraries, through a separate 386 Makefile.shared. 387 o Rework of the passing of parameters from one Makefile to another. 388 o Changed ENGINE framework to load dynamic engine modules 389 automatically from specifically given directories. 390 o New structure and ASN.1 functions for CertificatePair. 391 o Changed the ZLIB compression method to be stateful. 392 o Changed the key-generation and primality testing "progress" 393 mechanism to take a structure that contains the ticker 394 function and an argument. 395 o New engine module: GMP (performs private key exponentiation). 396 o New engine module: VIA PadLOck ACE extension in VIA C3 397 Nehemiah processors. 398 o Added support for IPv6 addresses in certificate extensions. 399 See RFC 1884, section 2.2. 400 o Added support for certificate policy mappings, policy 401 constraints and name constraints. 402 o Added support for multi-valued AVAs in the OpenSSL 403 configuration file. 404 o Added support for multiple certificates with the same subject 405 in the 'openssl ca' index file. 406 o Make it possible to create self-signed certificates using 407 'openssl ca -selfsign'. 408 o Make it possible to generate a serial number file with 409 'openssl ca -create_serial'. 410 o New binary search functions with extended functionality. 411 o New BUF functions. 412 o New STORE structure and library to provide an interface to all 413 sorts of data repositories. Supports storage of public and 414 private keys, certificates, CRLs, numbers and arbitrary blobs. 415 This library is unfortunately unfinished and unused withing 416 OpenSSL. 417 o New control functions for the error stack. 418 o Changed the PKCS#7 library to support one-pass S/MIME 419 processing. 420 o Added the possibility to compile without old deprecated 421 functionality with the OPENSSL_NO_DEPRECATED macro or the 422 'no-deprecated' argument to the config and Configure scripts. 423 o Constification of all ASN.1 conversion functions, and other 424 affected functions. 425 o Improved platform support for PowerPC. 426 o New FIPS 180-2 algorithms (SHA-224, -256, -384 and -512). 427 o New X509_VERIFY_PARAM structure to support parametrisation 428 of X.509 path validation. 429 o Major overhaul of RC4 performance on Intel P4, IA-64 and 430 AMD64. 431 o Changed the Configure script to have some algorithms disabled 432 by default. Those can be explicitely enabled with the new 433 argument form 'enable-xxx'. 434 o Change the default digest in 'openssl' commands from MD5 to 435 SHA-1. 436 o Added support for DTLS. 437 o New BIGNUM blinding. 438 o Added support for the RSA-PSS encryption scheme 439 o Added support for the RSA X.931 padding. 440 o Added support for BSD sockets on NetWare. 441 o Added support for files larger than 2GB. 442 o Added initial support for Win64. 443 o Added alternate pkg-config files. 444 445 Major changes between OpenSSL 0.9.7l and OpenSSL 0.9.7m [23 Feb 2007]: 446 447 o FIPS 1.1.1 module linking. 448 o Various ciphersuite selection fixes. 449 450 Major changes between OpenSSL 0.9.7k and OpenSSL 0.9.7l [28 Sep 2006]: 451 452 o Introduce limits to prevent malicious key DoS (CVE-2006-2940) 453 o Fix security issues (CVE-2006-2937, CVE-2006-3737, CVE-2006-4343) 454 455 Major changes between OpenSSL 0.9.7j and OpenSSL 0.9.7k [5 Sep 2006]: 456 457 o Fix Daniel Bleichenbacher forged signature attack, CVE-2006-4339 458 459 Major changes between OpenSSL 0.9.7i and OpenSSL 0.9.7j [4 May 2006]: 460 461 o Visual C++ 2005 fixes. 462 o Update Windows build system for FIPS. 463 464 Major changes between OpenSSL 0.9.7h and OpenSSL 0.9.7i [14 Oct 2005]: 465 466 o Give EVP_MAX_MD_SIZE it's old value, except for a FIPS build. 467 468 Major changes between OpenSSL 0.9.7g and OpenSSL 0.9.7h [11 Oct 2005]: 469 470 o Fix SSL 2.0 Rollback, CVE-2005-2969 471 o Allow use of fixed-length exponent on DSA signing 472 o Default fixed-window RSA, DSA, DH private-key operations 473 474 Major changes between OpenSSL 0.9.7f and OpenSSL 0.9.7g [11 Apr 2005]: 475 476 o More compilation issues fixed. 477 o Adaptation to more modern Kerberos API. 478 o Enhanced or corrected configuration for Solaris64, Mingw and Cygwin. 479 o Enhanced x86_64 assembler BIGNUM module. 480 o More constification. 481 o Added processing of proxy certificates (RFC 3820). 482 483 Major changes between OpenSSL 0.9.7e and OpenSSL 0.9.7f [22 Mar 2005]: 484 485 o Several compilation issues fixed. 486 o Many memory allocation failure checks added. 487 o Improved comparison of X509 Name type. 488 o Mandatory basic checks on certificates. 489 o Performance improvements. 490 491 Major changes between OpenSSL 0.9.7d and OpenSSL 0.9.7e [25 Oct 2004]: 492 493 o Fix race condition in CRL checking code. 494 o Fixes to PKCS#7 (S/MIME) code. 495 496 Major changes between OpenSSL 0.9.7c and OpenSSL 0.9.7d [17 Mar 2004]: 497 498 o Security: Fix Kerberos ciphersuite SSL/TLS handshaking bug 499 o Security: Fix null-pointer assignment in do_change_cipher_spec() 500 o Allow multiple active certificates with same subject in CA index 501 o Multiple X509 verification fixes 502 o Speed up HMAC and other operations 503 504 Major changes between OpenSSL 0.9.7b and OpenSSL 0.9.7c [30 Sep 2003]: 505 506 o Security: fix various ASN1 parsing bugs. 507 o New -ignore_err option to OCSP utility. 508 o Various interop and bug fixes in S/MIME code. 509 o SSL/TLS protocol fix for unrequested client certificates. 510 511 Major changes between OpenSSL 0.9.7a and OpenSSL 0.9.7b [10 Apr 2003]: 512 513 o Security: counter the Klima-Pokorny-Rosa extension of 514 Bleichbacher's attack 515 o Security: make RSA blinding default. 516 o Configuration: Irix fixes, AIX fixes, better mingw support. 517 o Support for new platforms: linux-ia64-ecc. 518 o Build: shared library support fixes. 519 o ASN.1: treat domainComponent correctly. 520 o Documentation: fixes and additions. 521 522 Major changes between OpenSSL 0.9.7 and OpenSSL 0.9.7a [19 Feb 2003]: 523 524 o Security: Important security related bugfixes. 525 o Enhanced compatibility with MIT Kerberos. 526 o Can be built without the ENGINE framework. 527 o IA32 assembler enhancements. 528 o Support for new platforms: FreeBSD/IA64 and FreeBSD/Sparc64. 529 o Configuration: the no-err option now works properly. 530 o SSL/TLS: now handles manual certificate chain building. 531 o SSL/TLS: certain session ID malfunctions corrected. 532 533 Major changes between OpenSSL 0.9.6 and OpenSSL 0.9.7 [30 Dec 2002]: 534 535 o New library section OCSP. 536 o Complete rewrite of ASN1 code. 537 o CRL checking in verify code and openssl utility. 538 o Extension copying in 'ca' utility. 539 o Flexible display options in 'ca' utility. 540 o Provisional support for international characters with UTF8. 541 o Support for external crypto devices ('engine') is no longer 542 a separate distribution. 543 o New elliptic curve library section. 544 o New AES (Rijndael) library section. 545 o Support for new platforms: Windows CE, Tandem OSS, A/UX, AIX 64-bit, 546 Linux x86_64, Linux 64-bit on Sparc v9 547 o Extended support for some platforms: VxWorks 548 o Enhanced support for shared libraries. 549 o Now only builds PIC code when shared library support is requested. 550 o Support for pkg-config. 551 o Lots of new manuals. 552 o Makes symbolic links to or copies of manuals to cover all described 553 functions. 554 o Change DES API to clean up the namespace (some applications link also 555 against libdes providing similar functions having the same name). 556 Provide macros for backward compatibility (will be removed in the 557 future). 558 o Unify handling of cryptographic algorithms (software and engine) 559 to be available via EVP routines for asymmetric and symmetric ciphers. 560 o NCONF: new configuration handling routines. 561 o Change API to use more 'const' modifiers to improve error checking 562 and help optimizers. 563 o Finally remove references to RSAref. 564 o Reworked parts of the BIGNUM code. 565 o Support for new engines: Broadcom ubsec, Accelerated Encryption 566 Processing, IBM 4758. 567 o A few new engines added in the demos area. 568 o Extended and corrected OID (object identifier) table. 569 o PRNG: query at more locations for a random device, automatic query for 570 EGD style random sources at several locations. 571 o SSL/TLS: allow optional cipher choice according to server's preference. 572 o SSL/TLS: allow server to explicitly set new session ids. 573 o SSL/TLS: support Kerberos cipher suites (RFC2712). 574 Only supports MIT Kerberos for now. 575 o SSL/TLS: allow more precise control of renegotiations and sessions. 576 o SSL/TLS: add callback to retrieve SSL/TLS messages. 577 o SSL/TLS: support AES cipher suites (RFC3268). 578 579 Major changes between OpenSSL 0.9.6j and OpenSSL 0.9.6k [30 Sep 2003]: 580 581 o Security: fix various ASN1 parsing bugs. 582 o SSL/TLS protocol fix for unrequested client certificates. 583 584 Major changes between OpenSSL 0.9.6i and OpenSSL 0.9.6j [10 Apr 2003]: 585 586 o Security: counter the Klima-Pokorny-Rosa extension of 587 Bleichbacher's attack 588 o Security: make RSA blinding default. 589 o Build: shared library support fixes. 590 591 Major changes between OpenSSL 0.9.6h and OpenSSL 0.9.6i [19 Feb 2003]: 592 593 o Important security related bugfixes. 594 595 Major changes between OpenSSL 0.9.6g and OpenSSL 0.9.6h [5 Dec 2002]: 596 597 o New configuration targets for Tandem OSS and A/UX. 598 o New OIDs for Microsoft attributes. 599 o Better handling of SSL session caching. 600 o Better comparison of distinguished names. 601 o Better handling of shared libraries in a mixed GNU/non-GNU environment. 602 o Support assembler code with Borland C. 603 o Fixes for length problems. 604 o Fixes for uninitialised variables. 605 o Fixes for memory leaks, some unusual crashes and some race conditions. 606 o Fixes for smaller building problems. 607 o Updates of manuals, FAQ and other instructive documents. 608 609 Major changes between OpenSSL 0.9.6f and OpenSSL 0.9.6g [9 Aug 2002]: 610 611 o Important building fixes on Unix. 612 613 Major changes between OpenSSL 0.9.6e and OpenSSL 0.9.6f [8 Aug 2002]: 614 615 o Various important bugfixes. 616 617 Major changes between OpenSSL 0.9.6d and OpenSSL 0.9.6e [30 Jul 2002]: 618 619 o Important security related bugfixes. 620 o Various SSL/TLS library bugfixes. 621 622 Major changes between OpenSSL 0.9.6c and OpenSSL 0.9.6d [9 May 2002]: 623 624 o Various SSL/TLS library bugfixes. 625 o Fix DH parameter generation for 'non-standard' generators. 626 627 Major changes between OpenSSL 0.9.6b and OpenSSL 0.9.6c [21 Dec 2001]: 628 629 o Various SSL/TLS library bugfixes. 630 o BIGNUM library fixes. 631 o RSA OAEP and random number generation fixes. 632 o Object identifiers corrected and added. 633 o Add assembler BN routines for IA64. 634 o Add support for OS/390 Unix, UnixWare with gcc, OpenUNIX 8, 635 MIPS Linux; shared library support for Irix, HP-UX. 636 o Add crypto accelerator support for AEP, Baltimore SureWare, 637 Broadcom and Cryptographic Appliance's keyserver 638 [in 0.9.6c-engine release]. 639 640 Major changes between OpenSSL 0.9.6a and OpenSSL 0.9.6b [9 Jul 2001]: 641 642 o Security fix: PRNG improvements. 643 o Security fix: RSA OAEP check. 644 o Security fix: Reinsert and fix countermeasure to Bleichbacher's 645 attack. 646 o MIPS bug fix in BIGNUM. 647 o Bug fix in "openssl enc". 648 o Bug fix in X.509 printing routine. 649 o Bug fix in DSA verification routine and DSA S/MIME verification. 650 o Bug fix to make PRNG thread-safe. 651 o Bug fix in RAND_file_name(). 652 o Bug fix in compatibility mode trust settings. 653 o Bug fix in blowfish EVP. 654 o Increase default size for BIO buffering filter. 655 o Compatibility fixes in some scripts. 656 657 Major changes between OpenSSL 0.9.6 and OpenSSL 0.9.6a [5 Apr 2001]: 658 659 o Security fix: change behavior of OpenSSL to avoid using 660 environment variables when running as root. 661 o Security fix: check the result of RSA-CRT to reduce the 662 possibility of deducing the private key from an incorrectly 663 calculated signature. 664 o Security fix: prevent Bleichenbacher's DSA attack. 665 o Security fix: Zero the premaster secret after deriving the 666 master secret in DH ciphersuites. 667 o Reimplement SSL_peek(), which had various problems. 668 o Compatibility fix: the function des_encrypt() renamed to 669 des_encrypt1() to avoid clashes with some Unixen libc. 670 o Bug fixes for Win32, HP/UX and Irix. 671 o Bug fixes in BIGNUM, SSL, PKCS#7, PKCS#12, X.509, CONF and 672 memory checking routines. 673 o Bug fixes for RSA operations in threaded environments. 674 o Bug fixes in misc. openssl applications. 675 o Remove a few potential memory leaks. 676 o Add tighter checks of BIGNUM routines. 677 o Shared library support has been reworked for generality. 678 o More documentation. 679 o New function BN_rand_range(). 680 o Add "-rand" option to openssl s_client and s_server. 681 682 Major changes between OpenSSL 0.9.5a and OpenSSL 0.9.6 [10 Oct 2000]: 683 684 o Some documentation for BIO and SSL libraries. 685 o Enhanced chain verification using key identifiers. 686 o New sign and verify options to 'dgst' application. 687 o Support for DER and PEM encoded messages in 'smime' application. 688 o New 'rsautl' application, low level RSA utility. 689 o MD4 now included. 690 o Bugfix for SSL rollback padding check. 691 o Support for external crypto devices [1]. 692 o Enhanced EVP interface. 693 694 [1] The support for external crypto devices is currently a separate 695 distribution. See the file README.ENGINE. 696 697 Major changes between OpenSSL 0.9.5 and OpenSSL 0.9.5a [1 Apr 2000]: 698 699 o Bug fixes for Win32, SuSE Linux, NeXTSTEP and FreeBSD 2.2.8 700 o Shared library support for HPUX and Solaris-gcc 701 o Support of Linux/IA64 702 o Assembler support for Mingw32 703 o New 'rand' application 704 o New way to check for existence of algorithms from scripts 705 706 Major changes between OpenSSL 0.9.4 and OpenSSL 0.9.5 [25 May 2000]: 707 708 o S/MIME support in new 'smime' command 709 o Documentation for the OpenSSL command line application 710 o Automation of 'req' application 711 o Fixes to make s_client, s_server work under Windows 712 o Support for multiple fieldnames in SPKACs 713 o New SPKAC command line utilty and associated library functions 714 o Options to allow passwords to be obtained from various sources 715 o New public key PEM format and options to handle it 716 o Many other fixes and enhancements to command line utilities 717 o Usable certificate chain verification 718 o Certificate purpose checking 719 o Certificate trust settings 720 o Support of authority information access extension 721 o Extensions in certificate requests 722 o Simplified X509 name and attribute routines 723 o Initial (incomplete) support for international character sets 724 o New DH_METHOD, DSA_METHOD and enhanced RSA_METHOD 725 o Read only memory BIOs and simplified creation function 726 o TLS/SSL protocol bugfixes: Accept TLS 'client hello' in SSL 3.0 727 record; allow fragmentation and interleaving of handshake and other 728 data 729 o TLS/SSL code now "tolerates" MS SGC 730 o Work around for Netscape client certificate hang bug 731 o RSA_NULL option that removes RSA patent code but keeps other 732 RSA functionality 733 o Memory leak detection now allows applications to add extra information 734 via a per-thread stack 735 o PRNG robustness improved 736 o EGD support 737 o BIGNUM library bug fixes 738 o Faster DSA parameter generation 739 o Enhanced support for Alpha Linux 740 o Experimental MacOS support 741 742 Major changes between OpenSSL 0.9.3 and OpenSSL 0.9.4 [9 Aug 1999]: 743 744 o Transparent support for PKCS#8 format private keys: these are used 745 by several software packages and are more secure than the standard 746 form 747 o PKCS#5 v2.0 implementation 748 o Password callbacks have a new void * argument for application data 749 o Avoid various memory leaks 750 o New pipe-like BIO that allows using the SSL library when actual I/O 751 must be handled by the application (BIO pair) 752 753 Major changes between OpenSSL 0.9.2b and OpenSSL 0.9.3 [24 May 1999]: 754 o Lots of enhancements and cleanups to the Configuration mechanism 755 o RSA OEAP related fixes 756 o Added `openssl ca -revoke' option for revoking a certificate 757 o Source cleanups: const correctness, type-safe stacks and ASN.1 SETs 758 o Source tree cleanups: removed lots of obsolete files 759 o Thawte SXNet, certificate policies and CRL distribution points 760 extension support 761 o Preliminary (experimental) S/MIME support 762 o Support for ASN.1 UTF8String and VisibleString 763 o Full integration of PKCS#12 code 764 o Sparc assembler bignum implementation, optimized hash functions 765 o Option to disable selected ciphers 766 767 Major changes between OpenSSL 0.9.1c and OpenSSL 0.9.2b [22 Mar 1999]: 768 o Fixed a security hole related to session resumption 769 o Fixed RSA encryption routines for the p < q case 770 o "ALL" in cipher lists now means "everything except NULL ciphers" 771 o Support for Triple-DES CBCM cipher 772 o Support of Optimal Asymmetric Encryption Padding (OAEP) for RSA 773 o First support for new TLSv1 ciphers 774 o Added a few new BIOs (syslog BIO, reliable BIO) 775 o Extended support for DSA certificate/keys. 776 o Extended support for Certificate Signing Requests (CSR) 777 o Initial support for X.509v3 extensions 778 o Extended support for compression inside the SSL record layer 779 o Overhauled Win32 builds 780 o Cleanups and fixes to the Big Number (BN) library 781 o Support for ASN.1 GeneralizedTime 782 o Splitted ASN.1 SETs from SEQUENCEs 783 o ASN1 and PEM support for Netscape Certificate Sequences 784 o Overhauled Perl interface 785 o Lots of source tree cleanups. 786 o Lots of memory leak fixes. 787 o Lots of bug fixes. 788 789 Major changes between SSLeay 0.9.0b and OpenSSL 0.9.1c [23 Dec 1998]: 790 o Integration of the popular NO_RSA/NO_DSA patches 791 o Initial support for compression inside the SSL record layer 792 o Added BIO proxy and filtering functionality 793 o Extended Big Number (BN) library 794 o Added RIPE MD160 message digest 795 o Addeed support for RC2/64bit cipher 796 o Extended ASN.1 parser routines 797 o Adjustations of the source tree for CVS 798 o Support for various new platforms 799 800