NEWS revision 291721
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 1.0.1p and OpenSSL 1.0.1q [3 Dec 2015] 9 10 o Certificate verify crash with missing PSS parameter (CVE-2015-3194) 11 o X509_ATTRIBUTE memory leak (CVE-2015-3195) 12 o Rewrite EVP_DecodeUpdate (base64 decoding) to fix several bugs 13 o In DSA_generate_parameters_ex, if the provided seed is too short, 14 return an error 15 16 Major changes between OpenSSL 1.0.1o and OpenSSL 1.0.1p [9 Jul 2015] 17 18 o Alternate chains certificate forgery (CVE-2015-1793) 19 o Race condition handling PSK identify hint (CVE-2015-3196) 20 21 Major changes between OpenSSL 1.0.1n and OpenSSL 1.0.1o [12 Jun 2015] 22 23 o Fix HMAC ABI incompatibility 24 25 Major changes between OpenSSL 1.0.1m and OpenSSL 1.0.1n [11 Jun 2015] 26 27 o Malformed ECParameters causes infinite loop (CVE-2015-1788) 28 o Exploitable out-of-bounds read in X509_cmp_time (CVE-2015-1789) 29 o PKCS7 crash with missing EnvelopedContent (CVE-2015-1790) 30 o CMS verify infinite loop with unknown hash function (CVE-2015-1792) 31 o Race condition handling NewSessionTicket (CVE-2015-1791) 32 33 Major changes between OpenSSL 1.0.1l and OpenSSL 1.0.1m [19 Mar 2015] 34 35 o Segmentation fault in ASN1_TYPE_cmp fix (CVE-2015-0286) 36 o ASN.1 structure reuse memory corruption fix (CVE-2015-0287) 37 o PKCS7 NULL pointer dereferences fix (CVE-2015-0289) 38 o DoS via reachable assert in SSLv2 servers fix (CVE-2015-0293) 39 o Use After Free following d2i_ECPrivatekey error fix (CVE-2015-0209) 40 o X509_to_X509_REQ NULL pointer deref fix (CVE-2015-0288) 41 o Removed the export ciphers from the DEFAULT ciphers 42 43 Major changes between OpenSSL 1.0.1k and OpenSSL 1.0.1l [15 Jan 2015] 44 45 o Build fixes for the Windows and OpenVMS platforms 46 47 Major changes between OpenSSL 1.0.1j and OpenSSL 1.0.1k [8 Jan 2015] 48 49 o Fix for CVE-2014-3571 50 o Fix for CVE-2015-0206 51 o Fix for CVE-2014-3569 52 o Fix for CVE-2014-3572 53 o Fix for CVE-2015-0204 54 o Fix for CVE-2015-0205 55 o Fix for CVE-2014-8275 56 o Fix for CVE-2014-3570 57 58 Major changes between OpenSSL 1.0.1i and OpenSSL 1.0.1j [15 Oct 2014] 59 60 o Fix for CVE-2014-3513 61 o Fix for CVE-2014-3567 62 o Mitigation for CVE-2014-3566 (SSL protocol vulnerability) 63 o Fix for CVE-2014-3568 64 65 Major changes between OpenSSL 1.0.1h and OpenSSL 1.0.1i [6 Aug 2014] 66 67 o Fix for CVE-2014-3512 68 o Fix for CVE-2014-3511 69 o Fix for CVE-2014-3510 70 o Fix for CVE-2014-3507 71 o Fix for CVE-2014-3506 72 o Fix for CVE-2014-3505 73 o Fix for CVE-2014-3509 74 o Fix for CVE-2014-5139 75 o Fix for CVE-2014-3508 76 77 Major changes between OpenSSL 1.0.1g and OpenSSL 1.0.1h [5 Jun 2014] 78 79 o Fix for CVE-2014-0224 80 o Fix for CVE-2014-0221 81 o Fix for CVE-2014-0198 82 o Fix for CVE-2014-0195 83 o Fix for CVE-2014-3470 84 o Fix for CVE-2010-5298 85 86 Major changes between OpenSSL 1.0.1f and OpenSSL 1.0.1g [7 Apr 2014] 87 88 o Fix for CVE-2014-0160 89 o Add TLS padding extension workaround for broken servers. 90 o Fix for CVE-2014-0076 91 92 Major changes between OpenSSL 1.0.1e and OpenSSL 1.0.1f [6 Jan 2014] 93 94 o Don't include gmt_unix_time in TLS server and client random values 95 o Fix for TLS record tampering bug CVE-2013-4353 96 o Fix for TLS version checking bug CVE-2013-6449 97 o Fix for DTLS retransmission bug CVE-2013-6450 98 99 Major changes between OpenSSL 1.0.1d and OpenSSL 1.0.1e [11 Feb 2013]: 100 101 o Corrected fix for CVE-2013-0169 102 103 Major changes between OpenSSL 1.0.1c and OpenSSL 1.0.1d [4 Feb 2013]: 104 105 o Fix renegotiation in TLS 1.1, 1.2 by using the correct TLS version. 106 o Include the fips configuration module. 107 o Fix OCSP bad key DoS attack CVE-2013-0166 108 o Fix for SSL/TLS/DTLS CBC plaintext recovery attack CVE-2013-0169 109 o Fix for TLS AESNI record handling flaw CVE-2012-2686 110 111 Major changes between OpenSSL 1.0.1b and OpenSSL 1.0.1c [10 May 2012]: 112 113 o Fix TLS/DTLS record length checking bug CVE-2012-2333 114 o Don't attempt to use non-FIPS composite ciphers in FIPS mode. 115 116 Major changes between OpenSSL 1.0.1a and OpenSSL 1.0.1b [26 Apr 2012]: 117 118 o Fix compilation error on non-x86 platforms. 119 o Make FIPS capable OpenSSL ciphers work in non-FIPS mode. 120 o Fix SSL_OP_NO_TLSv1_1 clash with SSL_OP_ALL in OpenSSL 1.0.0 121 122 Major changes between OpenSSL 1.0.1 and OpenSSL 1.0.1a [19 Apr 2012]: 123 124 o Fix for ASN1 overflow bug CVE-2012-2110 125 o Workarounds for some servers that hang on long client hellos. 126 o Fix SEGV in AES code. 127 128 Major changes between OpenSSL 1.0.0h and OpenSSL 1.0.1 [14 Mar 2012]: 129 130 o TLS/DTLS heartbeat support. 131 o SCTP support. 132 o RFC 5705 TLS key material exporter. 133 o RFC 5764 DTLS-SRTP negotiation. 134 o Next Protocol Negotiation. 135 o PSS signatures in certificates, requests and CRLs. 136 o Support for password based recipient info for CMS. 137 o Support TLS v1.2 and TLS v1.1. 138 o Preliminary FIPS capability for unvalidated 2.0 FIPS module. 139 o SRP support. 140 141 Major changes between OpenSSL 1.0.0g and OpenSSL 1.0.0h [12 Mar 2012]: 142 143 o Fix for CMS/PKCS#7 MMA CVE-2012-0884 144 o Corrected fix for CVE-2011-4619 145 o Various DTLS fixes. 146 147 Major changes between OpenSSL 1.0.0f and OpenSSL 1.0.0g [18 Jan 2012]: 148 149 o Fix for DTLS DoS issue CVE-2012-0050 150 151 Major changes between OpenSSL 1.0.0e and OpenSSL 1.0.0f [4 Jan 2012]: 152 153 o Fix for DTLS plaintext recovery attack CVE-2011-4108 154 o Clear block padding bytes of SSL 3.0 records CVE-2011-4576 155 o Only allow one SGC handshake restart for SSL/TLS CVE-2011-4619 156 o Check parameters are not NULL in GOST ENGINE CVE-2012-0027 157 o Check for malformed RFC3779 data CVE-2011-4577 158 159 Major changes between OpenSSL 1.0.0d and OpenSSL 1.0.0e [6 Sep 2011]: 160 161 o Fix for CRL vulnerability issue CVE-2011-3207 162 o Fix for ECDH crashes CVE-2011-3210 163 o Protection against EC timing attacks. 164 o Support ECDH ciphersuites for certificates using SHA2 algorithms. 165 o Various DTLS fixes. 166 167 Major changes between OpenSSL 1.0.0c and OpenSSL 1.0.0d [8 Feb 2011]: 168 169 o Fix for security issue CVE-2011-0014 170 171 Major changes between OpenSSL 1.0.0b and OpenSSL 1.0.0c [2 Dec 2010]: 172 173 o Fix for security issue CVE-2010-4180 174 o Fix for CVE-2010-4252 175 o Fix mishandling of absent EC point format extension. 176 o Fix various platform compilation issues. 177 o Corrected fix for security issue CVE-2010-3864. 178 179 Major changes between OpenSSL 1.0.0a and OpenSSL 1.0.0b [16 Nov 2010]: 180 181 o Fix for security issue CVE-2010-3864. 182 o Fix for CVE-2010-2939 183 o Fix WIN32 build system for GOST ENGINE. 184 185 Major changes between OpenSSL 1.0.0 and OpenSSL 1.0.0a [1 Jun 2010]: 186 187 o Fix for security issue CVE-2010-1633. 188 o GOST MAC and CFB fixes. 189 190 Major changes between OpenSSL 0.9.8n and OpenSSL 1.0.0 [29 Mar 2010]: 191 192 o RFC3280 path validation: sufficient to process PKITS tests. 193 o Integrated support for PVK files and keyblobs. 194 o Change default private key format to PKCS#8. 195 o CMS support: able to process all examples in RFC4134 196 o Streaming ASN1 encode support for PKCS#7 and CMS. 197 o Multiple signer and signer add support for PKCS#7 and CMS. 198 o ASN1 printing support. 199 o Whirlpool hash algorithm added. 200 o RFC3161 time stamp support. 201 o New generalised public key API supporting ENGINE based algorithms. 202 o New generalised public key API utilities. 203 o New ENGINE supporting GOST algorithms. 204 o SSL/TLS GOST ciphersuite support. 205 o PKCS#7 and CMS GOST support. 206 o RFC4279 PSK ciphersuite support. 207 o Supported points format extension for ECC ciphersuites. 208 o ecdsa-with-SHA224/256/384/512 signature types. 209 o dsa-with-SHA224 and dsa-with-SHA256 signature types. 210 o Opaque PRF Input TLS extension support. 211 o Updated time routines to avoid OS limitations. 212 213 Major changes between OpenSSL 0.9.8m and OpenSSL 0.9.8n [24 Mar 2010]: 214 215 o CFB cipher definition fixes. 216 o Fix security issues CVE-2010-0740 and CVE-2010-0433. 217 218 Major changes between OpenSSL 0.9.8l and OpenSSL 0.9.8m [25 Feb 2010]: 219 220 o Cipher definition fixes. 221 o Workaround for slow RAND_poll() on some WIN32 versions. 222 o Remove MD2 from algorithm tables. 223 o SPKAC handling fixes. 224 o Support for RFC5746 TLS renegotiation extension. 225 o Compression memory leak fixed. 226 o Compression session resumption fixed. 227 o Ticket and SNI coexistence fixes. 228 o Many fixes to DTLS handling. 229 230 Major changes between OpenSSL 0.9.8k and OpenSSL 0.9.8l [5 Nov 2009]: 231 232 o Temporary work around for CVE-2009-3555: disable renegotiation. 233 234 Major changes between OpenSSL 0.9.8j and OpenSSL 0.9.8k [25 Mar 2009]: 235 236 o Fix various build issues. 237 o Fix security issues (CVE-2009-0590, CVE-2009-0591, CVE-2009-0789) 238 239 Major changes between OpenSSL 0.9.8i and OpenSSL 0.9.8j [7 Jan 2009]: 240 241 o Fix security issue (CVE-2008-5077) 242 o Merge FIPS 140-2 branch code. 243 244 Major changes between OpenSSL 0.9.8g and OpenSSL 0.9.8h [28 May 2008]: 245 246 o CryptoAPI ENGINE support. 247 o Various precautionary measures. 248 o Fix for bugs affecting certificate request creation. 249 o Support for local machine keyset attribute in PKCS#12 files. 250 251 Major changes between OpenSSL 0.9.8f and OpenSSL 0.9.8g [19 Oct 2007]: 252 253 o Backport of CMS functionality to 0.9.8. 254 o Fixes for bugs introduced with 0.9.8f. 255 256 Major changes between OpenSSL 0.9.8e and OpenSSL 0.9.8f [11 Oct 2007]: 257 258 o Add gcc 4.2 support. 259 o Add support for AES and SSE2 assembly lanugauge optimization 260 for VC++ build. 261 o Support for RFC4507bis and server name extensions if explicitly 262 selected at compile time. 263 o DTLS improvements. 264 o RFC4507bis support. 265 o TLS Extensions support. 266 267 Major changes between OpenSSL 0.9.8d and OpenSSL 0.9.8e [23 Feb 2007]: 268 269 o Various ciphersuite selection fixes. 270 o RFC3779 support. 271 272 Major changes between OpenSSL 0.9.8c and OpenSSL 0.9.8d [28 Sep 2006]: 273 274 o Introduce limits to prevent malicious key DoS (CVE-2006-2940) 275 o Fix security issues (CVE-2006-2937, CVE-2006-3737, CVE-2006-4343) 276 o Changes to ciphersuite selection algorithm 277 278 Major changes between OpenSSL 0.9.8b and OpenSSL 0.9.8c [5 Sep 2006]: 279 280 o Fix Daniel Bleichenbacher forged signature attack, CVE-2006-4339 281 o New cipher Camellia 282 283 Major changes between OpenSSL 0.9.8a and OpenSSL 0.9.8b [4 May 2006]: 284 285 o Cipher string fixes. 286 o Fixes for VC++ 2005. 287 o Updated ECC cipher suite support. 288 o New functions EVP_CIPHER_CTX_new() and EVP_CIPHER_CTX_free(). 289 o Zlib compression usage fixes. 290 o Built in dynamic engine compilation support on Win32. 291 o Fixes auto dynamic engine loading in Win32. 292 293 Major changes between OpenSSL 0.9.8 and OpenSSL 0.9.8a [11 Oct 2005]: 294 295 o Fix potential SSL 2.0 rollback, CVE-2005-2969 296 o Extended Windows CE support 297 298 Major changes between OpenSSL 0.9.7g and OpenSSL 0.9.8 [5 Jul 2005]: 299 300 o Major work on the BIGNUM library for higher efficiency and to 301 make operations more streamlined and less contradictory. This 302 is the result of a major audit of the BIGNUM library. 303 o Addition of BIGNUM functions for fields GF(2^m) and NIST 304 curves, to support the Elliptic Crypto functions. 305 o Major work on Elliptic Crypto; ECDH and ECDSA added, including 306 the use through EVP, X509 and ENGINE. 307 o New ASN.1 mini-compiler that's usable through the OpenSSL 308 configuration file. 309 o Added support for ASN.1 indefinite length constructed encoding. 310 o New PKCS#12 'medium level' API to manipulate PKCS#12 files. 311 o Complete rework of shared library construction and linking 312 programs with shared or static libraries, through a separate 313 Makefile.shared. 314 o Rework of the passing of parameters from one Makefile to another. 315 o Changed ENGINE framework to load dynamic engine modules 316 automatically from specifically given directories. 317 o New structure and ASN.1 functions for CertificatePair. 318 o Changed the ZLIB compression method to be stateful. 319 o Changed the key-generation and primality testing "progress" 320 mechanism to take a structure that contains the ticker 321 function and an argument. 322 o New engine module: GMP (performs private key exponentiation). 323 o New engine module: VIA PadLOck ACE extension in VIA C3 324 Nehemiah processors. 325 o Added support for IPv6 addresses in certificate extensions. 326 See RFC 1884, section 2.2. 327 o Added support for certificate policy mappings, policy 328 constraints and name constraints. 329 o Added support for multi-valued AVAs in the OpenSSL 330 configuration file. 331 o Added support for multiple certificates with the same subject 332 in the 'openssl ca' index file. 333 o Make it possible to create self-signed certificates using 334 'openssl ca -selfsign'. 335 o Make it possible to generate a serial number file with 336 'openssl ca -create_serial'. 337 o New binary search functions with extended functionality. 338 o New BUF functions. 339 o New STORE structure and library to provide an interface to all 340 sorts of data repositories. Supports storage of public and 341 private keys, certificates, CRLs, numbers and arbitrary blobs. 342 This library is unfortunately unfinished and unused withing 343 OpenSSL. 344 o New control functions for the error stack. 345 o Changed the PKCS#7 library to support one-pass S/MIME 346 processing. 347 o Added the possibility to compile without old deprecated 348 functionality with the OPENSSL_NO_DEPRECATED macro or the 349 'no-deprecated' argument to the config and Configure scripts. 350 o Constification of all ASN.1 conversion functions, and other 351 affected functions. 352 o Improved platform support for PowerPC. 353 o New FIPS 180-2 algorithms (SHA-224, -256, -384 and -512). 354 o New X509_VERIFY_PARAM structure to support parametrisation 355 of X.509 path validation. 356 o Major overhaul of RC4 performance on Intel P4, IA-64 and 357 AMD64. 358 o Changed the Configure script to have some algorithms disabled 359 by default. Those can be explicitely enabled with the new 360 argument form 'enable-xxx'. 361 o Change the default digest in 'openssl' commands from MD5 to 362 SHA-1. 363 o Added support for DTLS. 364 o New BIGNUM blinding. 365 o Added support for the RSA-PSS encryption scheme 366 o Added support for the RSA X.931 padding. 367 o Added support for BSD sockets on NetWare. 368 o Added support for files larger than 2GB. 369 o Added initial support for Win64. 370 o Added alternate pkg-config files. 371 372 Major changes between OpenSSL 0.9.7l and OpenSSL 0.9.7m [23 Feb 2007]: 373 374 o FIPS 1.1.1 module linking. 375 o Various ciphersuite selection fixes. 376 377 Major changes between OpenSSL 0.9.7k and OpenSSL 0.9.7l [28 Sep 2006]: 378 379 o Introduce limits to prevent malicious key DoS (CVE-2006-2940) 380 o Fix security issues (CVE-2006-2937, CVE-2006-3737, CVE-2006-4343) 381 382 Major changes between OpenSSL 0.9.7j and OpenSSL 0.9.7k [5 Sep 2006]: 383 384 o Fix Daniel Bleichenbacher forged signature attack, CVE-2006-4339 385 386 Major changes between OpenSSL 0.9.7i and OpenSSL 0.9.7j [4 May 2006]: 387 388 o Visual C++ 2005 fixes. 389 o Update Windows build system for FIPS. 390 391 Major changes between OpenSSL 0.9.7h and OpenSSL 0.9.7i [14 Oct 2005]: 392 393 o Give EVP_MAX_MD_SIZE it's old value, except for a FIPS build. 394 395 Major changes between OpenSSL 0.9.7g and OpenSSL 0.9.7h [11 Oct 2005]: 396 397 o Fix SSL 2.0 Rollback, CVE-2005-2969 398 o Allow use of fixed-length exponent on DSA signing 399 o Default fixed-window RSA, DSA, DH private-key operations 400 401 Major changes between OpenSSL 0.9.7f and OpenSSL 0.9.7g [11 Apr 2005]: 402 403 o More compilation issues fixed. 404 o Adaptation to more modern Kerberos API. 405 o Enhanced or corrected configuration for Solaris64, Mingw and Cygwin. 406 o Enhanced x86_64 assembler BIGNUM module. 407 o More constification. 408 o Added processing of proxy certificates (RFC 3820). 409 410 Major changes between OpenSSL 0.9.7e and OpenSSL 0.9.7f [22 Mar 2005]: 411 412 o Several compilation issues fixed. 413 o Many memory allocation failure checks added. 414 o Improved comparison of X509 Name type. 415 o Mandatory basic checks on certificates. 416 o Performance improvements. 417 418 Major changes between OpenSSL 0.9.7d and OpenSSL 0.9.7e [25 Oct 2004]: 419 420 o Fix race condition in CRL checking code. 421 o Fixes to PKCS#7 (S/MIME) code. 422 423 Major changes between OpenSSL 0.9.7c and OpenSSL 0.9.7d [17 Mar 2004]: 424 425 o Security: Fix Kerberos ciphersuite SSL/TLS handshaking bug 426 o Security: Fix null-pointer assignment in do_change_cipher_spec() 427 o Allow multiple active certificates with same subject in CA index 428 o Multiple X509 verification fixes 429 o Speed up HMAC and other operations 430 431 Major changes between OpenSSL 0.9.7b and OpenSSL 0.9.7c [30 Sep 2003]: 432 433 o Security: fix various ASN1 parsing bugs. 434 o New -ignore_err option to OCSP utility. 435 o Various interop and bug fixes in S/MIME code. 436 o SSL/TLS protocol fix for unrequested client certificates. 437 438 Major changes between OpenSSL 0.9.7a and OpenSSL 0.9.7b [10 Apr 2003]: 439 440 o Security: counter the Klima-Pokorny-Rosa extension of 441 Bleichbacher's attack 442 o Security: make RSA blinding default. 443 o Configuration: Irix fixes, AIX fixes, better mingw support. 444 o Support for new platforms: linux-ia64-ecc. 445 o Build: shared library support fixes. 446 o ASN.1: treat domainComponent correctly. 447 o Documentation: fixes and additions. 448 449 Major changes between OpenSSL 0.9.7 and OpenSSL 0.9.7a [19 Feb 2003]: 450 451 o Security: Important security related bugfixes. 452 o Enhanced compatibility with MIT Kerberos. 453 o Can be built without the ENGINE framework. 454 o IA32 assembler enhancements. 455 o Support for new platforms: FreeBSD/IA64 and FreeBSD/Sparc64. 456 o Configuration: the no-err option now works properly. 457 o SSL/TLS: now handles manual certificate chain building. 458 o SSL/TLS: certain session ID malfunctions corrected. 459 460 Major changes between OpenSSL 0.9.6 and OpenSSL 0.9.7 [30 Dec 2002]: 461 462 o New library section OCSP. 463 o Complete rewrite of ASN1 code. 464 o CRL checking in verify code and openssl utility. 465 o Extension copying in 'ca' utility. 466 o Flexible display options in 'ca' utility. 467 o Provisional support for international characters with UTF8. 468 o Support for external crypto devices ('engine') is no longer 469 a separate distribution. 470 o New elliptic curve library section. 471 o New AES (Rijndael) library section. 472 o Support for new platforms: Windows CE, Tandem OSS, A/UX, AIX 64-bit, 473 Linux x86_64, Linux 64-bit on Sparc v9 474 o Extended support for some platforms: VxWorks 475 o Enhanced support for shared libraries. 476 o Now only builds PIC code when shared library support is requested. 477 o Support for pkg-config. 478 o Lots of new manuals. 479 o Makes symbolic links to or copies of manuals to cover all described 480 functions. 481 o Change DES API to clean up the namespace (some applications link also 482 against libdes providing similar functions having the same name). 483 Provide macros for backward compatibility (will be removed in the 484 future). 485 o Unify handling of cryptographic algorithms (software and engine) 486 to be available via EVP routines for asymmetric and symmetric ciphers. 487 o NCONF: new configuration handling routines. 488 o Change API to use more 'const' modifiers to improve error checking 489 and help optimizers. 490 o Finally remove references to RSAref. 491 o Reworked parts of the BIGNUM code. 492 o Support for new engines: Broadcom ubsec, Accelerated Encryption 493 Processing, IBM 4758. 494 o A few new engines added in the demos area. 495 o Extended and corrected OID (object identifier) table. 496 o PRNG: query at more locations for a random device, automatic query for 497 EGD style random sources at several locations. 498 o SSL/TLS: allow optional cipher choice according to server's preference. 499 o SSL/TLS: allow server to explicitly set new session ids. 500 o SSL/TLS: support Kerberos cipher suites (RFC2712). 501 Only supports MIT Kerberos for now. 502 o SSL/TLS: allow more precise control of renegotiations and sessions. 503 o SSL/TLS: add callback to retrieve SSL/TLS messages. 504 o SSL/TLS: support AES cipher suites (RFC3268). 505 506 Major changes between OpenSSL 0.9.6j and OpenSSL 0.9.6k [30 Sep 2003]: 507 508 o Security: fix various ASN1 parsing bugs. 509 o SSL/TLS protocol fix for unrequested client certificates. 510 511 Major changes between OpenSSL 0.9.6i and OpenSSL 0.9.6j [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 Build: shared library support fixes. 517 518 Major changes between OpenSSL 0.9.6h and OpenSSL 0.9.6i [19 Feb 2003]: 519 520 o Important security related bugfixes. 521 522 Major changes between OpenSSL 0.9.6g and OpenSSL 0.9.6h [5 Dec 2002]: 523 524 o New configuration targets for Tandem OSS and A/UX. 525 o New OIDs for Microsoft attributes. 526 o Better handling of SSL session caching. 527 o Better comparison of distinguished names. 528 o Better handling of shared libraries in a mixed GNU/non-GNU environment. 529 o Support assembler code with Borland C. 530 o Fixes for length problems. 531 o Fixes for uninitialised variables. 532 o Fixes for memory leaks, some unusual crashes and some race conditions. 533 o Fixes for smaller building problems. 534 o Updates of manuals, FAQ and other instructive documents. 535 536 Major changes between OpenSSL 0.9.6f and OpenSSL 0.9.6g [9 Aug 2002]: 537 538 o Important building fixes on Unix. 539 540 Major changes between OpenSSL 0.9.6e and OpenSSL 0.9.6f [8 Aug 2002]: 541 542 o Various important bugfixes. 543 544 Major changes between OpenSSL 0.9.6d and OpenSSL 0.9.6e [30 Jul 2002]: 545 546 o Important security related bugfixes. 547 o Various SSL/TLS library bugfixes. 548 549 Major changes between OpenSSL 0.9.6c and OpenSSL 0.9.6d [9 May 2002]: 550 551 o Various SSL/TLS library bugfixes. 552 o Fix DH parameter generation for 'non-standard' generators. 553 554 Major changes between OpenSSL 0.9.6b and OpenSSL 0.9.6c [21 Dec 2001]: 555 556 o Various SSL/TLS library bugfixes. 557 o BIGNUM library fixes. 558 o RSA OAEP and random number generation fixes. 559 o Object identifiers corrected and added. 560 o Add assembler BN routines for IA64. 561 o Add support for OS/390 Unix, UnixWare with gcc, OpenUNIX 8, 562 MIPS Linux; shared library support for Irix, HP-UX. 563 o Add crypto accelerator support for AEP, Baltimore SureWare, 564 Broadcom and Cryptographic Appliance's keyserver 565 [in 0.9.6c-engine release]. 566 567 Major changes between OpenSSL 0.9.6a and OpenSSL 0.9.6b [9 Jul 2001]: 568 569 o Security fix: PRNG improvements. 570 o Security fix: RSA OAEP check. 571 o Security fix: Reinsert and fix countermeasure to Bleichbacher's 572 attack. 573 o MIPS bug fix in BIGNUM. 574 o Bug fix in "openssl enc". 575 o Bug fix in X.509 printing routine. 576 o Bug fix in DSA verification routine and DSA S/MIME verification. 577 o Bug fix to make PRNG thread-safe. 578 o Bug fix in RAND_file_name(). 579 o Bug fix in compatibility mode trust settings. 580 o Bug fix in blowfish EVP. 581 o Increase default size for BIO buffering filter. 582 o Compatibility fixes in some scripts. 583 584 Major changes between OpenSSL 0.9.6 and OpenSSL 0.9.6a [5 Apr 2001]: 585 586 o Security fix: change behavior of OpenSSL to avoid using 587 environment variables when running as root. 588 o Security fix: check the result of RSA-CRT to reduce the 589 possibility of deducing the private key from an incorrectly 590 calculated signature. 591 o Security fix: prevent Bleichenbacher's DSA attack. 592 o Security fix: Zero the premaster secret after deriving the 593 master secret in DH ciphersuites. 594 o Reimplement SSL_peek(), which had various problems. 595 o Compatibility fix: the function des_encrypt() renamed to 596 des_encrypt1() to avoid clashes with some Unixen libc. 597 o Bug fixes for Win32, HP/UX and Irix. 598 o Bug fixes in BIGNUM, SSL, PKCS#7, PKCS#12, X.509, CONF and 599 memory checking routines. 600 o Bug fixes for RSA operations in threaded environments. 601 o Bug fixes in misc. openssl applications. 602 o Remove a few potential memory leaks. 603 o Add tighter checks of BIGNUM routines. 604 o Shared library support has been reworked for generality. 605 o More documentation. 606 o New function BN_rand_range(). 607 o Add "-rand" option to openssl s_client and s_server. 608 609 Major changes between OpenSSL 0.9.5a and OpenSSL 0.9.6 [10 Oct 2000]: 610 611 o Some documentation for BIO and SSL libraries. 612 o Enhanced chain verification using key identifiers. 613 o New sign and verify options to 'dgst' application. 614 o Support for DER and PEM encoded messages in 'smime' application. 615 o New 'rsautl' application, low level RSA utility. 616 o MD4 now included. 617 o Bugfix for SSL rollback padding check. 618 o Support for external crypto devices [1]. 619 o Enhanced EVP interface. 620 621 [1] The support for external crypto devices is currently a separate 622 distribution. See the file README.ENGINE. 623 624 Major changes between OpenSSL 0.9.5 and OpenSSL 0.9.5a [1 Apr 2000]: 625 626 o Bug fixes for Win32, SuSE Linux, NeXTSTEP and FreeBSD 2.2.8 627 o Shared library support for HPUX and Solaris-gcc 628 o Support of Linux/IA64 629 o Assembler support for Mingw32 630 o New 'rand' application 631 o New way to check for existence of algorithms from scripts 632 633 Major changes between OpenSSL 0.9.4 and OpenSSL 0.9.5 [25 May 2000]: 634 635 o S/MIME support in new 'smime' command 636 o Documentation for the OpenSSL command line application 637 o Automation of 'req' application 638 o Fixes to make s_client, s_server work under Windows 639 o Support for multiple fieldnames in SPKACs 640 o New SPKAC command line utilty and associated library functions 641 o Options to allow passwords to be obtained from various sources 642 o New public key PEM format and options to handle it 643 o Many other fixes and enhancements to command line utilities 644 o Usable certificate chain verification 645 o Certificate purpose checking 646 o Certificate trust settings 647 o Support of authority information access extension 648 o Extensions in certificate requests 649 o Simplified X509 name and attribute routines 650 o Initial (incomplete) support for international character sets 651 o New DH_METHOD, DSA_METHOD and enhanced RSA_METHOD 652 o Read only memory BIOs and simplified creation function 653 o TLS/SSL protocol bugfixes: Accept TLS 'client hello' in SSL 3.0 654 record; allow fragmentation and interleaving of handshake and other 655 data 656 o TLS/SSL code now "tolerates" MS SGC 657 o Work around for Netscape client certificate hang bug 658 o RSA_NULL option that removes RSA patent code but keeps other 659 RSA functionality 660 o Memory leak detection now allows applications to add extra information 661 via a per-thread stack 662 o PRNG robustness improved 663 o EGD support 664 o BIGNUM library bug fixes 665 o Faster DSA parameter generation 666 o Enhanced support for Alpha Linux 667 o Experimental MacOS support 668 669 Major changes between OpenSSL 0.9.3 and OpenSSL 0.9.4 [9 Aug 1999]: 670 671 o Transparent support for PKCS#8 format private keys: these are used 672 by several software packages and are more secure than the standard 673 form 674 o PKCS#5 v2.0 implementation 675 o Password callbacks have a new void * argument for application data 676 o Avoid various memory leaks 677 o New pipe-like BIO that allows using the SSL library when actual I/O 678 must be handled by the application (BIO pair) 679 680 Major changes between OpenSSL 0.9.2b and OpenSSL 0.9.3 [24 May 1999]: 681 o Lots of enhancements and cleanups to the Configuration mechanism 682 o RSA OEAP related fixes 683 o Added `openssl ca -revoke' option for revoking a certificate 684 o Source cleanups: const correctness, type-safe stacks and ASN.1 SETs 685 o Source tree cleanups: removed lots of obsolete files 686 o Thawte SXNet, certificate policies and CRL distribution points 687 extension support 688 o Preliminary (experimental) S/MIME support 689 o Support for ASN.1 UTF8String and VisibleString 690 o Full integration of PKCS#12 code 691 o Sparc assembler bignum implementation, optimized hash functions 692 o Option to disable selected ciphers 693 694 Major changes between OpenSSL 0.9.1c and OpenSSL 0.9.2b [22 Mar 1999]: 695 o Fixed a security hole related to session resumption 696 o Fixed RSA encryption routines for the p < q case 697 o "ALL" in cipher lists now means "everything except NULL ciphers" 698 o Support for Triple-DES CBCM cipher 699 o Support of Optimal Asymmetric Encryption Padding (OAEP) for RSA 700 o First support for new TLSv1 ciphers 701 o Added a few new BIOs (syslog BIO, reliable BIO) 702 o Extended support for DSA certificate/keys. 703 o Extended support for Certificate Signing Requests (CSR) 704 o Initial support for X.509v3 extensions 705 o Extended support for compression inside the SSL record layer 706 o Overhauled Win32 builds 707 o Cleanups and fixes to the Big Number (BN) library 708 o Support for ASN.1 GeneralizedTime 709 o Splitted ASN.1 SETs from SEQUENCEs 710 o ASN1 and PEM support for Netscape Certificate Sequences 711 o Overhauled Perl interface 712 o Lots of source tree cleanups. 713 o Lots of memory leak fixes. 714 o Lots of bug fixes. 715 716 Major changes between SSLeay 0.9.0b and OpenSSL 0.9.1c [23 Dec 1998]: 717 o Integration of the popular NO_RSA/NO_DSA patches 718 o Initial support for compression inside the SSL record layer 719 o Added BIO proxy and filtering functionality 720 o Extended Big Number (BN) library 721 o Added RIPE MD160 message digest 722 o Addeed support for RC2/64bit cipher 723 o Extended ASN.1 parser routines 724 o Adjustations of the source tree for CVS 725 o Support for various new platforms 726 727