NEWS revision 296317
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 1.0.1r and OpenSSL 1.0.1s [1 Mar 2016] 9 10 o Disable weak ciphers in SSLv3 and up in default builds of OpenSSL. 11 o Disable SSLv2 default build, default negotiation and weak ciphers 12 (CVE-2016-0800) 13 o Fix a double-free in DSA code (CVE-2016-0705) 14 o Disable SRP fake user seed to address a server memory leak 15 (CVE-2016-0798) 16 o Fix BN_hex2bn/BN_dec2bn NULL pointer deref/heap corruption 17 (CVE-2016-0797) 18 o Fix memory issues in BIO_*printf functions (CVE-2016-0799) 19 o Fix side channel attack on modular exponentiation (CVE-2016-0702) 20 21 Major changes between OpenSSL 1.0.1q and OpenSSL 1.0.1r [28 Jan 2016] 22 23 o Protection for DH small subgroup attacks 24 o SSLv2 doesn't block disabled ciphers (CVE-2015-3197) 25 26 Major changes between OpenSSL 1.0.1p and OpenSSL 1.0.1q [3 Dec 2015] 27 28 o Certificate verify crash with missing PSS parameter (CVE-2015-3194) 29 o X509_ATTRIBUTE memory leak (CVE-2015-3195) 30 o Rewrite EVP_DecodeUpdate (base64 decoding) to fix several bugs 31 o In DSA_generate_parameters_ex, if the provided seed is too short, 32 return an error 33 34 Major changes between OpenSSL 1.0.1o and OpenSSL 1.0.1p [9 Jul 2015] 35 36 o Alternate chains certificate forgery (CVE-2015-1793) 37 o Race condition handling PSK identify hint (CVE-2015-3196) 38 39 Major changes between OpenSSL 1.0.1n and OpenSSL 1.0.1o [12 Jun 2015] 40 41 o Fix HMAC ABI incompatibility 42 43 Major changes between OpenSSL 1.0.1m and OpenSSL 1.0.1n [11 Jun 2015] 44 45 o Malformed ECParameters causes infinite loop (CVE-2015-1788) 46 o Exploitable out-of-bounds read in X509_cmp_time (CVE-2015-1789) 47 o PKCS7 crash with missing EnvelopedContent (CVE-2015-1790) 48 o CMS verify infinite loop with unknown hash function (CVE-2015-1792) 49 o Race condition handling NewSessionTicket (CVE-2015-1791) 50 51 Major changes between OpenSSL 1.0.1l and OpenSSL 1.0.1m [19 Mar 2015] 52 53 o Segmentation fault in ASN1_TYPE_cmp fix (CVE-2015-0286) 54 o ASN.1 structure reuse memory corruption fix (CVE-2015-0287) 55 o PKCS7 NULL pointer dereferences fix (CVE-2015-0289) 56 o DoS via reachable assert in SSLv2 servers fix (CVE-2015-0293) 57 o Use After Free following d2i_ECPrivatekey error fix (CVE-2015-0209) 58 o X509_to_X509_REQ NULL pointer deref fix (CVE-2015-0288) 59 o Removed the export ciphers from the DEFAULT ciphers 60 61 Major changes between OpenSSL 1.0.1k and OpenSSL 1.0.1l [15 Jan 2015] 62 63 o Build fixes for the Windows and OpenVMS platforms 64 65 Major changes between OpenSSL 1.0.1j and OpenSSL 1.0.1k [8 Jan 2015] 66 67 o Fix for CVE-2014-3571 68 o Fix for CVE-2015-0206 69 o Fix for CVE-2014-3569 70 o Fix for CVE-2014-3572 71 o Fix for CVE-2015-0204 72 o Fix for CVE-2015-0205 73 o Fix for CVE-2014-8275 74 o Fix for CVE-2014-3570 75 76 Major changes between OpenSSL 1.0.1i and OpenSSL 1.0.1j [15 Oct 2014] 77 78 o Fix for CVE-2014-3513 79 o Fix for CVE-2014-3567 80 o Mitigation for CVE-2014-3566 (SSL protocol vulnerability) 81 o Fix for CVE-2014-3568 82 83 Major changes between OpenSSL 1.0.1h and OpenSSL 1.0.1i [6 Aug 2014] 84 85 o Fix for CVE-2014-3512 86 o Fix for CVE-2014-3511 87 o Fix for CVE-2014-3510 88 o Fix for CVE-2014-3507 89 o Fix for CVE-2014-3506 90 o Fix for CVE-2014-3505 91 o Fix for CVE-2014-3509 92 o Fix for CVE-2014-5139 93 o Fix for CVE-2014-3508 94 95 Major changes between OpenSSL 1.0.1g and OpenSSL 1.0.1h [5 Jun 2014] 96 97 o Fix for CVE-2014-0224 98 o Fix for CVE-2014-0221 99 o Fix for CVE-2014-0198 100 o Fix for CVE-2014-0195 101 o Fix for CVE-2014-3470 102 o Fix for CVE-2010-5298 103 104 Major changes between OpenSSL 1.0.1f and OpenSSL 1.0.1g [7 Apr 2014] 105 106 o Fix for CVE-2014-0160 107 o Add TLS padding extension workaround for broken servers. 108 o Fix for CVE-2014-0076 109 110 Major changes between OpenSSL 1.0.1e and OpenSSL 1.0.1f [6 Jan 2014] 111 112 o Don't include gmt_unix_time in TLS server and client random values 113 o Fix for TLS record tampering bug CVE-2013-4353 114 o Fix for TLS version checking bug CVE-2013-6449 115 o Fix for DTLS retransmission bug CVE-2013-6450 116 117 Major changes between OpenSSL 1.0.1d and OpenSSL 1.0.1e [11 Feb 2013]: 118 119 o Corrected fix for CVE-2013-0169 120 121 Major changes between OpenSSL 1.0.1c and OpenSSL 1.0.1d [4 Feb 2013]: 122 123 o Fix renegotiation in TLS 1.1, 1.2 by using the correct TLS version. 124 o Include the fips configuration module. 125 o Fix OCSP bad key DoS attack CVE-2013-0166 126 o Fix for SSL/TLS/DTLS CBC plaintext recovery attack CVE-2013-0169 127 o Fix for TLS AESNI record handling flaw CVE-2012-2686 128 129 Major changes between OpenSSL 1.0.1b and OpenSSL 1.0.1c [10 May 2012]: 130 131 o Fix TLS/DTLS record length checking bug CVE-2012-2333 132 o Don't attempt to use non-FIPS composite ciphers in FIPS mode. 133 134 Major changes between OpenSSL 1.0.1a and OpenSSL 1.0.1b [26 Apr 2012]: 135 136 o Fix compilation error on non-x86 platforms. 137 o Make FIPS capable OpenSSL ciphers work in non-FIPS mode. 138 o Fix SSL_OP_NO_TLSv1_1 clash with SSL_OP_ALL in OpenSSL 1.0.0 139 140 Major changes between OpenSSL 1.0.1 and OpenSSL 1.0.1a [19 Apr 2012]: 141 142 o Fix for ASN1 overflow bug CVE-2012-2110 143 o Workarounds for some servers that hang on long client hellos. 144 o Fix SEGV in AES code. 145 146 Major changes between OpenSSL 1.0.0h and OpenSSL 1.0.1 [14 Mar 2012]: 147 148 o TLS/DTLS heartbeat support. 149 o SCTP support. 150 o RFC 5705 TLS key material exporter. 151 o RFC 5764 DTLS-SRTP negotiation. 152 o Next Protocol Negotiation. 153 o PSS signatures in certificates, requests and CRLs. 154 o Support for password based recipient info for CMS. 155 o Support TLS v1.2 and TLS v1.1. 156 o Preliminary FIPS capability for unvalidated 2.0 FIPS module. 157 o SRP support. 158 159 Major changes between OpenSSL 1.0.0g and OpenSSL 1.0.0h [12 Mar 2012]: 160 161 o Fix for CMS/PKCS#7 MMA CVE-2012-0884 162 o Corrected fix for CVE-2011-4619 163 o Various DTLS fixes. 164 165 Major changes between OpenSSL 1.0.0f and OpenSSL 1.0.0g [18 Jan 2012]: 166 167 o Fix for DTLS DoS issue CVE-2012-0050 168 169 Major changes between OpenSSL 1.0.0e and OpenSSL 1.0.0f [4 Jan 2012]: 170 171 o Fix for DTLS plaintext recovery attack CVE-2011-4108 172 o Clear block padding bytes of SSL 3.0 records CVE-2011-4576 173 o Only allow one SGC handshake restart for SSL/TLS CVE-2011-4619 174 o Check parameters are not NULL in GOST ENGINE CVE-2012-0027 175 o Check for malformed RFC3779 data CVE-2011-4577 176 177 Major changes between OpenSSL 1.0.0d and OpenSSL 1.0.0e [6 Sep 2011]: 178 179 o Fix for CRL vulnerability issue CVE-2011-3207 180 o Fix for ECDH crashes CVE-2011-3210 181 o Protection against EC timing attacks. 182 o Support ECDH ciphersuites for certificates using SHA2 algorithms. 183 o Various DTLS fixes. 184 185 Major changes between OpenSSL 1.0.0c and OpenSSL 1.0.0d [8 Feb 2011]: 186 187 o Fix for security issue CVE-2011-0014 188 189 Major changes between OpenSSL 1.0.0b and OpenSSL 1.0.0c [2 Dec 2010]: 190 191 o Fix for security issue CVE-2010-4180 192 o Fix for CVE-2010-4252 193 o Fix mishandling of absent EC point format extension. 194 o Fix various platform compilation issues. 195 o Corrected fix for security issue CVE-2010-3864. 196 197 Major changes between OpenSSL 1.0.0a and OpenSSL 1.0.0b [16 Nov 2010]: 198 199 o Fix for security issue CVE-2010-3864. 200 o Fix for CVE-2010-2939 201 o Fix WIN32 build system for GOST ENGINE. 202 203 Major changes between OpenSSL 1.0.0 and OpenSSL 1.0.0a [1 Jun 2010]: 204 205 o Fix for security issue CVE-2010-1633. 206 o GOST MAC and CFB fixes. 207 208 Major changes between OpenSSL 0.9.8n and OpenSSL 1.0.0 [29 Mar 2010]: 209 210 o RFC3280 path validation: sufficient to process PKITS tests. 211 o Integrated support for PVK files and keyblobs. 212 o Change default private key format to PKCS#8. 213 o CMS support: able to process all examples in RFC4134 214 o Streaming ASN1 encode support for PKCS#7 and CMS. 215 o Multiple signer and signer add support for PKCS#7 and CMS. 216 o ASN1 printing support. 217 o Whirlpool hash algorithm added. 218 o RFC3161 time stamp support. 219 o New generalised public key API supporting ENGINE based algorithms. 220 o New generalised public key API utilities. 221 o New ENGINE supporting GOST algorithms. 222 o SSL/TLS GOST ciphersuite support. 223 o PKCS#7 and CMS GOST support. 224 o RFC4279 PSK ciphersuite support. 225 o Supported points format extension for ECC ciphersuites. 226 o ecdsa-with-SHA224/256/384/512 signature types. 227 o dsa-with-SHA224 and dsa-with-SHA256 signature types. 228 o Opaque PRF Input TLS extension support. 229 o Updated time routines to avoid OS limitations. 230 231 Major changes between OpenSSL 0.9.8m and OpenSSL 0.9.8n [24 Mar 2010]: 232 233 o CFB cipher definition fixes. 234 o Fix security issues CVE-2010-0740 and CVE-2010-0433. 235 236 Major changes between OpenSSL 0.9.8l and OpenSSL 0.9.8m [25 Feb 2010]: 237 238 o Cipher definition fixes. 239 o Workaround for slow RAND_poll() on some WIN32 versions. 240 o Remove MD2 from algorithm tables. 241 o SPKAC handling fixes. 242 o Support for RFC5746 TLS renegotiation extension. 243 o Compression memory leak fixed. 244 o Compression session resumption fixed. 245 o Ticket and SNI coexistence fixes. 246 o Many fixes to DTLS handling. 247 248 Major changes between OpenSSL 0.9.8k and OpenSSL 0.9.8l [5 Nov 2009]: 249 250 o Temporary work around for CVE-2009-3555: disable renegotiation. 251 252 Major changes between OpenSSL 0.9.8j and OpenSSL 0.9.8k [25 Mar 2009]: 253 254 o Fix various build issues. 255 o Fix security issues (CVE-2009-0590, CVE-2009-0591, CVE-2009-0789) 256 257 Major changes between OpenSSL 0.9.8i and OpenSSL 0.9.8j [7 Jan 2009]: 258 259 o Fix security issue (CVE-2008-5077) 260 o Merge FIPS 140-2 branch code. 261 262 Major changes between OpenSSL 0.9.8g and OpenSSL 0.9.8h [28 May 2008]: 263 264 o CryptoAPI ENGINE support. 265 o Various precautionary measures. 266 o Fix for bugs affecting certificate request creation. 267 o Support for local machine keyset attribute in PKCS#12 files. 268 269 Major changes between OpenSSL 0.9.8f and OpenSSL 0.9.8g [19 Oct 2007]: 270 271 o Backport of CMS functionality to 0.9.8. 272 o Fixes for bugs introduced with 0.9.8f. 273 274 Major changes between OpenSSL 0.9.8e and OpenSSL 0.9.8f [11 Oct 2007]: 275 276 o Add gcc 4.2 support. 277 o Add support for AES and SSE2 assembly lanugauge optimization 278 for VC++ build. 279 o Support for RFC4507bis and server name extensions if explicitly 280 selected at compile time. 281 o DTLS improvements. 282 o RFC4507bis support. 283 o TLS Extensions support. 284 285 Major changes between OpenSSL 0.9.8d and OpenSSL 0.9.8e [23 Feb 2007]: 286 287 o Various ciphersuite selection fixes. 288 o RFC3779 support. 289 290 Major changes between OpenSSL 0.9.8c and OpenSSL 0.9.8d [28 Sep 2006]: 291 292 o Introduce limits to prevent malicious key DoS (CVE-2006-2940) 293 o Fix security issues (CVE-2006-2937, CVE-2006-3737, CVE-2006-4343) 294 o Changes to ciphersuite selection algorithm 295 296 Major changes between OpenSSL 0.9.8b and OpenSSL 0.9.8c [5 Sep 2006]: 297 298 o Fix Daniel Bleichenbacher forged signature attack, CVE-2006-4339 299 o New cipher Camellia 300 301 Major changes between OpenSSL 0.9.8a and OpenSSL 0.9.8b [4 May 2006]: 302 303 o Cipher string fixes. 304 o Fixes for VC++ 2005. 305 o Updated ECC cipher suite support. 306 o New functions EVP_CIPHER_CTX_new() and EVP_CIPHER_CTX_free(). 307 o Zlib compression usage fixes. 308 o Built in dynamic engine compilation support on Win32. 309 o Fixes auto dynamic engine loading in Win32. 310 311 Major changes between OpenSSL 0.9.8 and OpenSSL 0.9.8a [11 Oct 2005]: 312 313 o Fix potential SSL 2.0 rollback, CVE-2005-2969 314 o Extended Windows CE support 315 316 Major changes between OpenSSL 0.9.7g and OpenSSL 0.9.8 [5 Jul 2005]: 317 318 o Major work on the BIGNUM library for higher efficiency and to 319 make operations more streamlined and less contradictory. This 320 is the result of a major audit of the BIGNUM library. 321 o Addition of BIGNUM functions for fields GF(2^m) and NIST 322 curves, to support the Elliptic Crypto functions. 323 o Major work on Elliptic Crypto; ECDH and ECDSA added, including 324 the use through EVP, X509 and ENGINE. 325 o New ASN.1 mini-compiler that's usable through the OpenSSL 326 configuration file. 327 o Added support for ASN.1 indefinite length constructed encoding. 328 o New PKCS#12 'medium level' API to manipulate PKCS#12 files. 329 o Complete rework of shared library construction and linking 330 programs with shared or static libraries, through a separate 331 Makefile.shared. 332 o Rework of the passing of parameters from one Makefile to another. 333 o Changed ENGINE framework to load dynamic engine modules 334 automatically from specifically given directories. 335 o New structure and ASN.1 functions for CertificatePair. 336 o Changed the ZLIB compression method to be stateful. 337 o Changed the key-generation and primality testing "progress" 338 mechanism to take a structure that contains the ticker 339 function and an argument. 340 o New engine module: GMP (performs private key exponentiation). 341 o New engine module: VIA PadLOck ACE extension in VIA C3 342 Nehemiah processors. 343 o Added support for IPv6 addresses in certificate extensions. 344 See RFC 1884, section 2.2. 345 o Added support for certificate policy mappings, policy 346 constraints and name constraints. 347 o Added support for multi-valued AVAs in the OpenSSL 348 configuration file. 349 o Added support for multiple certificates with the same subject 350 in the 'openssl ca' index file. 351 o Make it possible to create self-signed certificates using 352 'openssl ca -selfsign'. 353 o Make it possible to generate a serial number file with 354 'openssl ca -create_serial'. 355 o New binary search functions with extended functionality. 356 o New BUF functions. 357 o New STORE structure and library to provide an interface to all 358 sorts of data repositories. Supports storage of public and 359 private keys, certificates, CRLs, numbers and arbitrary blobs. 360 This library is unfortunately unfinished and unused withing 361 OpenSSL. 362 o New control functions for the error stack. 363 o Changed the PKCS#7 library to support one-pass S/MIME 364 processing. 365 o Added the possibility to compile without old deprecated 366 functionality with the OPENSSL_NO_DEPRECATED macro or the 367 'no-deprecated' argument to the config and Configure scripts. 368 o Constification of all ASN.1 conversion functions, and other 369 affected functions. 370 o Improved platform support for PowerPC. 371 o New FIPS 180-2 algorithms (SHA-224, -256, -384 and -512). 372 o New X509_VERIFY_PARAM structure to support parametrisation 373 of X.509 path validation. 374 o Major overhaul of RC4 performance on Intel P4, IA-64 and 375 AMD64. 376 o Changed the Configure script to have some algorithms disabled 377 by default. Those can be explicitely enabled with the new 378 argument form 'enable-xxx'. 379 o Change the default digest in 'openssl' commands from MD5 to 380 SHA-1. 381 o Added support for DTLS. 382 o New BIGNUM blinding. 383 o Added support for the RSA-PSS encryption scheme 384 o Added support for the RSA X.931 padding. 385 o Added support for BSD sockets on NetWare. 386 o Added support for files larger than 2GB. 387 o Added initial support for Win64. 388 o Added alternate pkg-config files. 389 390 Major changes between OpenSSL 0.9.7l and OpenSSL 0.9.7m [23 Feb 2007]: 391 392 o FIPS 1.1.1 module linking. 393 o Various ciphersuite selection fixes. 394 395 Major changes between OpenSSL 0.9.7k and OpenSSL 0.9.7l [28 Sep 2006]: 396 397 o Introduce limits to prevent malicious key DoS (CVE-2006-2940) 398 o Fix security issues (CVE-2006-2937, CVE-2006-3737, CVE-2006-4343) 399 400 Major changes between OpenSSL 0.9.7j and OpenSSL 0.9.7k [5 Sep 2006]: 401 402 o Fix Daniel Bleichenbacher forged signature attack, CVE-2006-4339 403 404 Major changes between OpenSSL 0.9.7i and OpenSSL 0.9.7j [4 May 2006]: 405 406 o Visual C++ 2005 fixes. 407 o Update Windows build system for FIPS. 408 409 Major changes between OpenSSL 0.9.7h and OpenSSL 0.9.7i [14 Oct 2005]: 410 411 o Give EVP_MAX_MD_SIZE it's old value, except for a FIPS build. 412 413 Major changes between OpenSSL 0.9.7g and OpenSSL 0.9.7h [11 Oct 2005]: 414 415 o Fix SSL 2.0 Rollback, CVE-2005-2969 416 o Allow use of fixed-length exponent on DSA signing 417 o Default fixed-window RSA, DSA, DH private-key operations 418 419 Major changes between OpenSSL 0.9.7f and OpenSSL 0.9.7g [11 Apr 2005]: 420 421 o More compilation issues fixed. 422 o Adaptation to more modern Kerberos API. 423 o Enhanced or corrected configuration for Solaris64, Mingw and Cygwin. 424 o Enhanced x86_64 assembler BIGNUM module. 425 o More constification. 426 o Added processing of proxy certificates (RFC 3820). 427 428 Major changes between OpenSSL 0.9.7e and OpenSSL 0.9.7f [22 Mar 2005]: 429 430 o Several compilation issues fixed. 431 o Many memory allocation failure checks added. 432 o Improved comparison of X509 Name type. 433 o Mandatory basic checks on certificates. 434 o Performance improvements. 435 436 Major changes between OpenSSL 0.9.7d and OpenSSL 0.9.7e [25 Oct 2004]: 437 438 o Fix race condition in CRL checking code. 439 o Fixes to PKCS#7 (S/MIME) code. 440 441 Major changes between OpenSSL 0.9.7c and OpenSSL 0.9.7d [17 Mar 2004]: 442 443 o Security: Fix Kerberos ciphersuite SSL/TLS handshaking bug 444 o Security: Fix null-pointer assignment in do_change_cipher_spec() 445 o Allow multiple active certificates with same subject in CA index 446 o Multiple X509 verification fixes 447 o Speed up HMAC and other operations 448 449 Major changes between OpenSSL 0.9.7b and OpenSSL 0.9.7c [30 Sep 2003]: 450 451 o Security: fix various ASN1 parsing bugs. 452 o New -ignore_err option to OCSP utility. 453 o Various interop and bug fixes in S/MIME code. 454 o SSL/TLS protocol fix for unrequested client certificates. 455 456 Major changes between OpenSSL 0.9.7a and OpenSSL 0.9.7b [10 Apr 2003]: 457 458 o Security: counter the Klima-Pokorny-Rosa extension of 459 Bleichbacher's attack 460 o Security: make RSA blinding default. 461 o Configuration: Irix fixes, AIX fixes, better mingw support. 462 o Support for new platforms: linux-ia64-ecc. 463 o Build: shared library support fixes. 464 o ASN.1: treat domainComponent correctly. 465 o Documentation: fixes and additions. 466 467 Major changes between OpenSSL 0.9.7 and OpenSSL 0.9.7a [19 Feb 2003]: 468 469 o Security: Important security related bugfixes. 470 o Enhanced compatibility with MIT Kerberos. 471 o Can be built without the ENGINE framework. 472 o IA32 assembler enhancements. 473 o Support for new platforms: FreeBSD/IA64 and FreeBSD/Sparc64. 474 o Configuration: the no-err option now works properly. 475 o SSL/TLS: now handles manual certificate chain building. 476 o SSL/TLS: certain session ID malfunctions corrected. 477 478 Major changes between OpenSSL 0.9.6 and OpenSSL 0.9.7 [30 Dec 2002]: 479 480 o New library section OCSP. 481 o Complete rewrite of ASN1 code. 482 o CRL checking in verify code and openssl utility. 483 o Extension copying in 'ca' utility. 484 o Flexible display options in 'ca' utility. 485 o Provisional support for international characters with UTF8. 486 o Support for external crypto devices ('engine') is no longer 487 a separate distribution. 488 o New elliptic curve library section. 489 o New AES (Rijndael) library section. 490 o Support for new platforms: Windows CE, Tandem OSS, A/UX, AIX 64-bit, 491 Linux x86_64, Linux 64-bit on Sparc v9 492 o Extended support for some platforms: VxWorks 493 o Enhanced support for shared libraries. 494 o Now only builds PIC code when shared library support is requested. 495 o Support for pkg-config. 496 o Lots of new manuals. 497 o Makes symbolic links to or copies of manuals to cover all described 498 functions. 499 o Change DES API to clean up the namespace (some applications link also 500 against libdes providing similar functions having the same name). 501 Provide macros for backward compatibility (will be removed in the 502 future). 503 o Unify handling of cryptographic algorithms (software and engine) 504 to be available via EVP routines for asymmetric and symmetric ciphers. 505 o NCONF: new configuration handling routines. 506 o Change API to use more 'const' modifiers to improve error checking 507 and help optimizers. 508 o Finally remove references to RSAref. 509 o Reworked parts of the BIGNUM code. 510 o Support for new engines: Broadcom ubsec, Accelerated Encryption 511 Processing, IBM 4758. 512 o A few new engines added in the demos area. 513 o Extended and corrected OID (object identifier) table. 514 o PRNG: query at more locations for a random device, automatic query for 515 EGD style random sources at several locations. 516 o SSL/TLS: allow optional cipher choice according to server's preference. 517 o SSL/TLS: allow server to explicitly set new session ids. 518 o SSL/TLS: support Kerberos cipher suites (RFC2712). 519 Only supports MIT Kerberos for now. 520 o SSL/TLS: allow more precise control of renegotiations and sessions. 521 o SSL/TLS: add callback to retrieve SSL/TLS messages. 522 o SSL/TLS: support AES cipher suites (RFC3268). 523 524 Major changes between OpenSSL 0.9.6j and OpenSSL 0.9.6k [30 Sep 2003]: 525 526 o Security: fix various ASN1 parsing bugs. 527 o SSL/TLS protocol fix for unrequested client certificates. 528 529 Major changes between OpenSSL 0.9.6i and OpenSSL 0.9.6j [10 Apr 2003]: 530 531 o Security: counter the Klima-Pokorny-Rosa extension of 532 Bleichbacher's attack 533 o Security: make RSA blinding default. 534 o Build: shared library support fixes. 535 536 Major changes between OpenSSL 0.9.6h and OpenSSL 0.9.6i [19 Feb 2003]: 537 538 o Important security related bugfixes. 539 540 Major changes between OpenSSL 0.9.6g and OpenSSL 0.9.6h [5 Dec 2002]: 541 542 o New configuration targets for Tandem OSS and A/UX. 543 o New OIDs for Microsoft attributes. 544 o Better handling of SSL session caching. 545 o Better comparison of distinguished names. 546 o Better handling of shared libraries in a mixed GNU/non-GNU environment. 547 o Support assembler code with Borland C. 548 o Fixes for length problems. 549 o Fixes for uninitialised variables. 550 o Fixes for memory leaks, some unusual crashes and some race conditions. 551 o Fixes for smaller building problems. 552 o Updates of manuals, FAQ and other instructive documents. 553 554 Major changes between OpenSSL 0.9.6f and OpenSSL 0.9.6g [9 Aug 2002]: 555 556 o Important building fixes on Unix. 557 558 Major changes between OpenSSL 0.9.6e and OpenSSL 0.9.6f [8 Aug 2002]: 559 560 o Various important bugfixes. 561 562 Major changes between OpenSSL 0.9.6d and OpenSSL 0.9.6e [30 Jul 2002]: 563 564 o Important security related bugfixes. 565 o Various SSL/TLS library bugfixes. 566 567 Major changes between OpenSSL 0.9.6c and OpenSSL 0.9.6d [9 May 2002]: 568 569 o Various SSL/TLS library bugfixes. 570 o Fix DH parameter generation for 'non-standard' generators. 571 572 Major changes between OpenSSL 0.9.6b and OpenSSL 0.9.6c [21 Dec 2001]: 573 574 o Various SSL/TLS library bugfixes. 575 o BIGNUM library fixes. 576 o RSA OAEP and random number generation fixes. 577 o Object identifiers corrected and added. 578 o Add assembler BN routines for IA64. 579 o Add support for OS/390 Unix, UnixWare with gcc, OpenUNIX 8, 580 MIPS Linux; shared library support for Irix, HP-UX. 581 o Add crypto accelerator support for AEP, Baltimore SureWare, 582 Broadcom and Cryptographic Appliance's keyserver 583 [in 0.9.6c-engine release]. 584 585 Major changes between OpenSSL 0.9.6a and OpenSSL 0.9.6b [9 Jul 2001]: 586 587 o Security fix: PRNG improvements. 588 o Security fix: RSA OAEP check. 589 o Security fix: Reinsert and fix countermeasure to Bleichbacher's 590 attack. 591 o MIPS bug fix in BIGNUM. 592 o Bug fix in "openssl enc". 593 o Bug fix in X.509 printing routine. 594 o Bug fix in DSA verification routine and DSA S/MIME verification. 595 o Bug fix to make PRNG thread-safe. 596 o Bug fix in RAND_file_name(). 597 o Bug fix in compatibility mode trust settings. 598 o Bug fix in blowfish EVP. 599 o Increase default size for BIO buffering filter. 600 o Compatibility fixes in some scripts. 601 602 Major changes between OpenSSL 0.9.6 and OpenSSL 0.9.6a [5 Apr 2001]: 603 604 o Security fix: change behavior of OpenSSL to avoid using 605 environment variables when running as root. 606 o Security fix: check the result of RSA-CRT to reduce the 607 possibility of deducing the private key from an incorrectly 608 calculated signature. 609 o Security fix: prevent Bleichenbacher's DSA attack. 610 o Security fix: Zero the premaster secret after deriving the 611 master secret in DH ciphersuites. 612 o Reimplement SSL_peek(), which had various problems. 613 o Compatibility fix: the function des_encrypt() renamed to 614 des_encrypt1() to avoid clashes with some Unixen libc. 615 o Bug fixes for Win32, HP/UX and Irix. 616 o Bug fixes in BIGNUM, SSL, PKCS#7, PKCS#12, X.509, CONF and 617 memory checking routines. 618 o Bug fixes for RSA operations in threaded environments. 619 o Bug fixes in misc. openssl applications. 620 o Remove a few potential memory leaks. 621 o Add tighter checks of BIGNUM routines. 622 o Shared library support has been reworked for generality. 623 o More documentation. 624 o New function BN_rand_range(). 625 o Add "-rand" option to openssl s_client and s_server. 626 627 Major changes between OpenSSL 0.9.5a and OpenSSL 0.9.6 [10 Oct 2000]: 628 629 o Some documentation for BIO and SSL libraries. 630 o Enhanced chain verification using key identifiers. 631 o New sign and verify options to 'dgst' application. 632 o Support for DER and PEM encoded messages in 'smime' application. 633 o New 'rsautl' application, low level RSA utility. 634 o MD4 now included. 635 o Bugfix for SSL rollback padding check. 636 o Support for external crypto devices [1]. 637 o Enhanced EVP interface. 638 639 [1] The support for external crypto devices is currently a separate 640 distribution. See the file README.ENGINE. 641 642 Major changes between OpenSSL 0.9.5 and OpenSSL 0.9.5a [1 Apr 2000]: 643 644 o Bug fixes for Win32, SuSE Linux, NeXTSTEP and FreeBSD 2.2.8 645 o Shared library support for HPUX and Solaris-gcc 646 o Support of Linux/IA64 647 o Assembler support for Mingw32 648 o New 'rand' application 649 o New way to check for existence of algorithms from scripts 650 651 Major changes between OpenSSL 0.9.4 and OpenSSL 0.9.5 [25 May 2000]: 652 653 o S/MIME support in new 'smime' command 654 o Documentation for the OpenSSL command line application 655 o Automation of 'req' application 656 o Fixes to make s_client, s_server work under Windows 657 o Support for multiple fieldnames in SPKACs 658 o New SPKAC command line utilty and associated library functions 659 o Options to allow passwords to be obtained from various sources 660 o New public key PEM format and options to handle it 661 o Many other fixes and enhancements to command line utilities 662 o Usable certificate chain verification 663 o Certificate purpose checking 664 o Certificate trust settings 665 o Support of authority information access extension 666 o Extensions in certificate requests 667 o Simplified X509 name and attribute routines 668 o Initial (incomplete) support for international character sets 669 o New DH_METHOD, DSA_METHOD and enhanced RSA_METHOD 670 o Read only memory BIOs and simplified creation function 671 o TLS/SSL protocol bugfixes: Accept TLS 'client hello' in SSL 3.0 672 record; allow fragmentation and interleaving of handshake and other 673 data 674 o TLS/SSL code now "tolerates" MS SGC 675 o Work around for Netscape client certificate hang bug 676 o RSA_NULL option that removes RSA patent code but keeps other 677 RSA functionality 678 o Memory leak detection now allows applications to add extra information 679 via a per-thread stack 680 o PRNG robustness improved 681 o EGD support 682 o BIGNUM library bug fixes 683 o Faster DSA parameter generation 684 o Enhanced support for Alpha Linux 685 o Experimental MacOS support 686 687 Major changes between OpenSSL 0.9.3 and OpenSSL 0.9.4 [9 Aug 1999]: 688 689 o Transparent support for PKCS#8 format private keys: these are used 690 by several software packages and are more secure than the standard 691 form 692 o PKCS#5 v2.0 implementation 693 o Password callbacks have a new void * argument for application data 694 o Avoid various memory leaks 695 o New pipe-like BIO that allows using the SSL library when actual I/O 696 must be handled by the application (BIO pair) 697 698 Major changes between OpenSSL 0.9.2b and OpenSSL 0.9.3 [24 May 1999]: 699 o Lots of enhancements and cleanups to the Configuration mechanism 700 o RSA OEAP related fixes 701 o Added `openssl ca -revoke' option for revoking a certificate 702 o Source cleanups: const correctness, type-safe stacks and ASN.1 SETs 703 o Source tree cleanups: removed lots of obsolete files 704 o Thawte SXNet, certificate policies and CRL distribution points 705 extension support 706 o Preliminary (experimental) S/MIME support 707 o Support for ASN.1 UTF8String and VisibleString 708 o Full integration of PKCS#12 code 709 o Sparc assembler bignum implementation, optimized hash functions 710 o Option to disable selected ciphers 711 712 Major changes between OpenSSL 0.9.1c and OpenSSL 0.9.2b [22 Mar 1999]: 713 o Fixed a security hole related to session resumption 714 o Fixed RSA encryption routines for the p < q case 715 o "ALL" in cipher lists now means "everything except NULL ciphers" 716 o Support for Triple-DES CBCM cipher 717 o Support of Optimal Asymmetric Encryption Padding (OAEP) for RSA 718 o First support for new TLSv1 ciphers 719 o Added a few new BIOs (syslog BIO, reliable BIO) 720 o Extended support for DSA certificate/keys. 721 o Extended support for Certificate Signing Requests (CSR) 722 o Initial support for X.509v3 extensions 723 o Extended support for compression inside the SSL record layer 724 o Overhauled Win32 builds 725 o Cleanups and fixes to the Big Number (BN) library 726 o Support for ASN.1 GeneralizedTime 727 o Splitted ASN.1 SETs from SEQUENCEs 728 o ASN1 and PEM support for Netscape Certificate Sequences 729 o Overhauled Perl interface 730 o Lots of source tree cleanups. 731 o Lots of memory leak fixes. 732 o Lots of bug fixes. 733 734 Major changes between SSLeay 0.9.0b and OpenSSL 0.9.1c [23 Dec 1998]: 735 o Integration of the popular NO_RSA/NO_DSA patches 736 o Initial support for compression inside the SSL record layer 737 o Added BIO proxy and filtering functionality 738 o Extended Big Number (BN) library 739 o Added RIPE MD160 message digest 740 o Addeed support for RC2/64bit cipher 741 o Extended ASN.1 parser routines 742 o Adjustations of the source tree for CVS 743 o Support for various new platforms 744 745