NEWS revision 284330
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 1.0.1n and OpenSSL 1.0.1o [12 Jun 2015] 9 10 o Fix HMAC ABI incompatibility 11 12 Major changes between OpenSSL 1.0.1m and OpenSSL 1.0.1n [11 Jun 2015] 13 14 o Malformed ECParameters causes infinite loop (CVE-2015-1788) 15 o Exploitable out-of-bounds read in X509_cmp_time (CVE-2015-1789) 16 o PKCS7 crash with missing EnvelopedContent (CVE-2015-1790) 17 o CMS verify infinite loop with unknown hash function (CVE-2015-1792) 18 o Race condition handling NewSessionTicket (CVE-2015-1791) 19 20 Major changes between OpenSSL 1.0.1l and OpenSSL 1.0.1m [19 Mar 2015] 21 22 o Segmentation fault in ASN1_TYPE_cmp fix (CVE-2015-0286) 23 o ASN.1 structure reuse memory corruption fix (CVE-2015-0287) 24 o PKCS7 NULL pointer dereferences fix (CVE-2015-0289) 25 o DoS via reachable assert in SSLv2 servers fix (CVE-2015-0293) 26 o Use After Free following d2i_ECPrivatekey error fix (CVE-2015-0209) 27 o X509_to_X509_REQ NULL pointer deref fix (CVE-2015-0288) 28 o Removed the export ciphers from the DEFAULT ciphers 29 30 Major changes between OpenSSL 1.0.1k and OpenSSL 1.0.1l [15 Jan 2015] 31 32 o Build fixes for the Windows and OpenVMS platforms 33 34 Major changes between OpenSSL 1.0.1j and OpenSSL 1.0.1k [8 Jan 2015] 35 36 o Fix for CVE-2014-3571 37 o Fix for CVE-2015-0206 38 o Fix for CVE-2014-3569 39 o Fix for CVE-2014-3572 40 o Fix for CVE-2015-0204 41 o Fix for CVE-2015-0205 42 o Fix for CVE-2014-8275 43 o Fix for CVE-2014-3570 44 45 Major changes between OpenSSL 1.0.1i and OpenSSL 1.0.1j [15 Oct 2014] 46 47 o Fix for CVE-2014-3513 48 o Fix for CVE-2014-3567 49 o Mitigation for CVE-2014-3566 (SSL protocol vulnerability) 50 o Fix for CVE-2014-3568 51 52 Major changes between OpenSSL 1.0.1h and OpenSSL 1.0.1i [6 Aug 2014] 53 54 o Fix for CVE-2014-3512 55 o Fix for CVE-2014-3511 56 o Fix for CVE-2014-3510 57 o Fix for CVE-2014-3507 58 o Fix for CVE-2014-3506 59 o Fix for CVE-2014-3505 60 o Fix for CVE-2014-3509 61 o Fix for CVE-2014-5139 62 o Fix for CVE-2014-3508 63 64 Major changes between OpenSSL 1.0.1g and OpenSSL 1.0.1h [5 Jun 2014] 65 66 o Fix for CVE-2014-0224 67 o Fix for CVE-2014-0221 68 o Fix for CVE-2014-0198 69 o Fix for CVE-2014-0195 70 o Fix for CVE-2014-3470 71 o Fix for CVE-2010-5298 72 73 Major changes between OpenSSL 1.0.1f and OpenSSL 1.0.1g [7 Apr 2014] 74 75 o Fix for CVE-2014-0160 76 o Add TLS padding extension workaround for broken servers. 77 o Fix for CVE-2014-0076 78 79 Major changes between OpenSSL 1.0.1e and OpenSSL 1.0.1f [6 Jan 2014] 80 81 o Don't include gmt_unix_time in TLS server and client random values 82 o Fix for TLS record tampering bug CVE-2013-4353 83 o Fix for TLS version checking bug CVE-2013-6449 84 o Fix for DTLS retransmission bug CVE-2013-6450 85 86 Major changes between OpenSSL 1.0.1d and OpenSSL 1.0.1e [11 Feb 2013]: 87 88 o Corrected fix for CVE-2013-0169 89 90 Major changes between OpenSSL 1.0.1c and OpenSSL 1.0.1d [4 Feb 2013]: 91 92 o Fix renegotiation in TLS 1.1, 1.2 by using the correct TLS version. 93 o Include the fips configuration module. 94 o Fix OCSP bad key DoS attack CVE-2013-0166 95 o Fix for SSL/TLS/DTLS CBC plaintext recovery attack CVE-2013-0169 96 o Fix for TLS AESNI record handling flaw CVE-2012-2686 97 98 Major changes between OpenSSL 1.0.1b and OpenSSL 1.0.1c [10 May 2012]: 99 100 o Fix TLS/DTLS record length checking bug CVE-2012-2333 101 o Don't attempt to use non-FIPS composite ciphers in FIPS mode. 102 103 Major changes between OpenSSL 1.0.1a and OpenSSL 1.0.1b [26 Apr 2012]: 104 105 o Fix compilation error on non-x86 platforms. 106 o Make FIPS capable OpenSSL ciphers work in non-FIPS mode. 107 o Fix SSL_OP_NO_TLSv1_1 clash with SSL_OP_ALL in OpenSSL 1.0.0 108 109 Major changes between OpenSSL 1.0.1 and OpenSSL 1.0.1a [19 Apr 2012]: 110 111 o Fix for ASN1 overflow bug CVE-2012-2110 112 o Workarounds for some servers that hang on long client hellos. 113 o Fix SEGV in AES code. 114 115 Major changes between OpenSSL 1.0.0h and OpenSSL 1.0.1 [14 Mar 2012]: 116 117 o TLS/DTLS heartbeat support. 118 o SCTP support. 119 o RFC 5705 TLS key material exporter. 120 o RFC 5764 DTLS-SRTP negotiation. 121 o Next Protocol Negotiation. 122 o PSS signatures in certificates, requests and CRLs. 123 o Support for password based recipient info for CMS. 124 o Support TLS v1.2 and TLS v1.1. 125 o Preliminary FIPS capability for unvalidated 2.0 FIPS module. 126 o SRP support. 127 128 Major changes between OpenSSL 1.0.0g and OpenSSL 1.0.0h [12 Mar 2012]: 129 130 o Fix for CMS/PKCS#7 MMA CVE-2012-0884 131 o Corrected fix for CVE-2011-4619 132 o Various DTLS fixes. 133 134 Major changes between OpenSSL 1.0.0f and OpenSSL 1.0.0g [18 Jan 2012]: 135 136 o Fix for DTLS DoS issue CVE-2012-0050 137 138 Major changes between OpenSSL 1.0.0e and OpenSSL 1.0.0f [4 Jan 2012]: 139 140 o Fix for DTLS plaintext recovery attack CVE-2011-4108 141 o Clear block padding bytes of SSL 3.0 records CVE-2011-4576 142 o Only allow one SGC handshake restart for SSL/TLS CVE-2011-4619 143 o Check parameters are not NULL in GOST ENGINE CVE-2012-0027 144 o Check for malformed RFC3779 data CVE-2011-4577 145 146 Major changes between OpenSSL 1.0.0d and OpenSSL 1.0.0e [6 Sep 2011]: 147 148 o Fix for CRL vulnerability issue CVE-2011-3207 149 o Fix for ECDH crashes CVE-2011-3210 150 o Protection against EC timing attacks. 151 o Support ECDH ciphersuites for certificates using SHA2 algorithms. 152 o Various DTLS fixes. 153 154 Major changes between OpenSSL 1.0.0c and OpenSSL 1.0.0d [8 Feb 2011]: 155 156 o Fix for security issue CVE-2011-0014 157 158 Major changes between OpenSSL 1.0.0b and OpenSSL 1.0.0c [2 Dec 2010]: 159 160 o Fix for security issue CVE-2010-4180 161 o Fix for CVE-2010-4252 162 o Fix mishandling of absent EC point format extension. 163 o Fix various platform compilation issues. 164 o Corrected fix for security issue CVE-2010-3864. 165 166 Major changes between OpenSSL 1.0.0a and OpenSSL 1.0.0b [16 Nov 2010]: 167 168 o Fix for security issue CVE-2010-3864. 169 o Fix for CVE-2010-2939 170 o Fix WIN32 build system for GOST ENGINE. 171 172 Major changes between OpenSSL 1.0.0 and OpenSSL 1.0.0a [1 Jun 2010]: 173 174 o Fix for security issue CVE-2010-1633. 175 o GOST MAC and CFB fixes. 176 177 Major changes between OpenSSL 0.9.8n and OpenSSL 1.0.0 [29 Mar 2010]: 178 179 o RFC3280 path validation: sufficient to process PKITS tests. 180 o Integrated support for PVK files and keyblobs. 181 o Change default private key format to PKCS#8. 182 o CMS support: able to process all examples in RFC4134 183 o Streaming ASN1 encode support for PKCS#7 and CMS. 184 o Multiple signer and signer add support for PKCS#7 and CMS. 185 o ASN1 printing support. 186 o Whirlpool hash algorithm added. 187 o RFC3161 time stamp support. 188 o New generalised public key API supporting ENGINE based algorithms. 189 o New generalised public key API utilities. 190 o New ENGINE supporting GOST algorithms. 191 o SSL/TLS GOST ciphersuite support. 192 o PKCS#7 and CMS GOST support. 193 o RFC4279 PSK ciphersuite support. 194 o Supported points format extension for ECC ciphersuites. 195 o ecdsa-with-SHA224/256/384/512 signature types. 196 o dsa-with-SHA224 and dsa-with-SHA256 signature types. 197 o Opaque PRF Input TLS extension support. 198 o Updated time routines to avoid OS limitations. 199 200 Major changes between OpenSSL 0.9.8m and OpenSSL 0.9.8n [24 Mar 2010]: 201 202 o CFB cipher definition fixes. 203 o Fix security issues CVE-2010-0740 and CVE-2010-0433. 204 205 Major changes between OpenSSL 0.9.8l and OpenSSL 0.9.8m [25 Feb 2010]: 206 207 o Cipher definition fixes. 208 o Workaround for slow RAND_poll() on some WIN32 versions. 209 o Remove MD2 from algorithm tables. 210 o SPKAC handling fixes. 211 o Support for RFC5746 TLS renegotiation extension. 212 o Compression memory leak fixed. 213 o Compression session resumption fixed. 214 o Ticket and SNI coexistence fixes. 215 o Many fixes to DTLS handling. 216 217 Major changes between OpenSSL 0.9.8k and OpenSSL 0.9.8l [5 Nov 2009]: 218 219 o Temporary work around for CVE-2009-3555: disable renegotiation. 220 221 Major changes between OpenSSL 0.9.8j and OpenSSL 0.9.8k [25 Mar 2009]: 222 223 o Fix various build issues. 224 o Fix security issues (CVE-2009-0590, CVE-2009-0591, CVE-2009-0789) 225 226 Major changes between OpenSSL 0.9.8i and OpenSSL 0.9.8j [7 Jan 2009]: 227 228 o Fix security issue (CVE-2008-5077) 229 o Merge FIPS 140-2 branch code. 230 231 Major changes between OpenSSL 0.9.8g and OpenSSL 0.9.8h [28 May 2008]: 232 233 o CryptoAPI ENGINE support. 234 o Various precautionary measures. 235 o Fix for bugs affecting certificate request creation. 236 o Support for local machine keyset attribute in PKCS#12 files. 237 238 Major changes between OpenSSL 0.9.8f and OpenSSL 0.9.8g [19 Oct 2007]: 239 240 o Backport of CMS functionality to 0.9.8. 241 o Fixes for bugs introduced with 0.9.8f. 242 243 Major changes between OpenSSL 0.9.8e and OpenSSL 0.9.8f [11 Oct 2007]: 244 245 o Add gcc 4.2 support. 246 o Add support for AES and SSE2 assembly lanugauge optimization 247 for VC++ build. 248 o Support for RFC4507bis and server name extensions if explicitly 249 selected at compile time. 250 o DTLS improvements. 251 o RFC4507bis support. 252 o TLS Extensions support. 253 254 Major changes between OpenSSL 0.9.8d and OpenSSL 0.9.8e [23 Feb 2007]: 255 256 o Various ciphersuite selection fixes. 257 o RFC3779 support. 258 259 Major changes between OpenSSL 0.9.8c and OpenSSL 0.9.8d [28 Sep 2006]: 260 261 o Introduce limits to prevent malicious key DoS (CVE-2006-2940) 262 o Fix security issues (CVE-2006-2937, CVE-2006-3737, CVE-2006-4343) 263 o Changes to ciphersuite selection algorithm 264 265 Major changes between OpenSSL 0.9.8b and OpenSSL 0.9.8c [5 Sep 2006]: 266 267 o Fix Daniel Bleichenbacher forged signature attack, CVE-2006-4339 268 o New cipher Camellia 269 270 Major changes between OpenSSL 0.9.8a and OpenSSL 0.9.8b [4 May 2006]: 271 272 o Cipher string fixes. 273 o Fixes for VC++ 2005. 274 o Updated ECC cipher suite support. 275 o New functions EVP_CIPHER_CTX_new() and EVP_CIPHER_CTX_free(). 276 o Zlib compression usage fixes. 277 o Built in dynamic engine compilation support on Win32. 278 o Fixes auto dynamic engine loading in Win32. 279 280 Major changes between OpenSSL 0.9.8 and OpenSSL 0.9.8a [11 Oct 2005]: 281 282 o Fix potential SSL 2.0 rollback, CVE-2005-2969 283 o Extended Windows CE support 284 285 Major changes between OpenSSL 0.9.7g and OpenSSL 0.9.8 [5 Jul 2005]: 286 287 o Major work on the BIGNUM library for higher efficiency and to 288 make operations more streamlined and less contradictory. This 289 is the result of a major audit of the BIGNUM library. 290 o Addition of BIGNUM functions for fields GF(2^m) and NIST 291 curves, to support the Elliptic Crypto functions. 292 o Major work on Elliptic Crypto; ECDH and ECDSA added, including 293 the use through EVP, X509 and ENGINE. 294 o New ASN.1 mini-compiler that's usable through the OpenSSL 295 configuration file. 296 o Added support for ASN.1 indefinite length constructed encoding. 297 o New PKCS#12 'medium level' API to manipulate PKCS#12 files. 298 o Complete rework of shared library construction and linking 299 programs with shared or static libraries, through a separate 300 Makefile.shared. 301 o Rework of the passing of parameters from one Makefile to another. 302 o Changed ENGINE framework to load dynamic engine modules 303 automatically from specifically given directories. 304 o New structure and ASN.1 functions for CertificatePair. 305 o Changed the ZLIB compression method to be stateful. 306 o Changed the key-generation and primality testing "progress" 307 mechanism to take a structure that contains the ticker 308 function and an argument. 309 o New engine module: GMP (performs private key exponentiation). 310 o New engine module: VIA PadLOck ACE extension in VIA C3 311 Nehemiah processors. 312 o Added support for IPv6 addresses in certificate extensions. 313 See RFC 1884, section 2.2. 314 o Added support for certificate policy mappings, policy 315 constraints and name constraints. 316 o Added support for multi-valued AVAs in the OpenSSL 317 configuration file. 318 o Added support for multiple certificates with the same subject 319 in the 'openssl ca' index file. 320 o Make it possible to create self-signed certificates using 321 'openssl ca -selfsign'. 322 o Make it possible to generate a serial number file with 323 'openssl ca -create_serial'. 324 o New binary search functions with extended functionality. 325 o New BUF functions. 326 o New STORE structure and library to provide an interface to all 327 sorts of data repositories. Supports storage of public and 328 private keys, certificates, CRLs, numbers and arbitrary blobs. 329 This library is unfortunately unfinished and unused withing 330 OpenSSL. 331 o New control functions for the error stack. 332 o Changed the PKCS#7 library to support one-pass S/MIME 333 processing. 334 o Added the possibility to compile without old deprecated 335 functionality with the OPENSSL_NO_DEPRECATED macro or the 336 'no-deprecated' argument to the config and Configure scripts. 337 o Constification of all ASN.1 conversion functions, and other 338 affected functions. 339 o Improved platform support for PowerPC. 340 o New FIPS 180-2 algorithms (SHA-224, -256, -384 and -512). 341 o New X509_VERIFY_PARAM structure to support parametrisation 342 of X.509 path validation. 343 o Major overhaul of RC4 performance on Intel P4, IA-64 and 344 AMD64. 345 o Changed the Configure script to have some algorithms disabled 346 by default. Those can be explicitely enabled with the new 347 argument form 'enable-xxx'. 348 o Change the default digest in 'openssl' commands from MD5 to 349 SHA-1. 350 o Added support for DTLS. 351 o New BIGNUM blinding. 352 o Added support for the RSA-PSS encryption scheme 353 o Added support for the RSA X.931 padding. 354 o Added support for BSD sockets on NetWare. 355 o Added support for files larger than 2GB. 356 o Added initial support for Win64. 357 o Added alternate pkg-config files. 358 359 Major changes between OpenSSL 0.9.7l and OpenSSL 0.9.7m [23 Feb 2007]: 360 361 o FIPS 1.1.1 module linking. 362 o Various ciphersuite selection fixes. 363 364 Major changes between OpenSSL 0.9.7k and OpenSSL 0.9.7l [28 Sep 2006]: 365 366 o Introduce limits to prevent malicious key DoS (CVE-2006-2940) 367 o Fix security issues (CVE-2006-2937, CVE-2006-3737, CVE-2006-4343) 368 369 Major changes between OpenSSL 0.9.7j and OpenSSL 0.9.7k [5 Sep 2006]: 370 371 o Fix Daniel Bleichenbacher forged signature attack, CVE-2006-4339 372 373 Major changes between OpenSSL 0.9.7i and OpenSSL 0.9.7j [4 May 2006]: 374 375 o Visual C++ 2005 fixes. 376 o Update Windows build system for FIPS. 377 378 Major changes between OpenSSL 0.9.7h and OpenSSL 0.9.7i [14 Oct 2005]: 379 380 o Give EVP_MAX_MD_SIZE it's old value, except for a FIPS build. 381 382 Major changes between OpenSSL 0.9.7g and OpenSSL 0.9.7h [11 Oct 2005]: 383 384 o Fix SSL 2.0 Rollback, CVE-2005-2969 385 o Allow use of fixed-length exponent on DSA signing 386 o Default fixed-window RSA, DSA, DH private-key operations 387 388 Major changes between OpenSSL 0.9.7f and OpenSSL 0.9.7g [11 Apr 2005]: 389 390 o More compilation issues fixed. 391 o Adaptation to more modern Kerberos API. 392 o Enhanced or corrected configuration for Solaris64, Mingw and Cygwin. 393 o Enhanced x86_64 assembler BIGNUM module. 394 o More constification. 395 o Added processing of proxy certificates (RFC 3820). 396 397 Major changes between OpenSSL 0.9.7e and OpenSSL 0.9.7f [22 Mar 2005]: 398 399 o Several compilation issues fixed. 400 o Many memory allocation failure checks added. 401 o Improved comparison of X509 Name type. 402 o Mandatory basic checks on certificates. 403 o Performance improvements. 404 405 Major changes between OpenSSL 0.9.7d and OpenSSL 0.9.7e [25 Oct 2004]: 406 407 o Fix race condition in CRL checking code. 408 o Fixes to PKCS#7 (S/MIME) code. 409 410 Major changes between OpenSSL 0.9.7c and OpenSSL 0.9.7d [17 Mar 2004]: 411 412 o Security: Fix Kerberos ciphersuite SSL/TLS handshaking bug 413 o Security: Fix null-pointer assignment in do_change_cipher_spec() 414 o Allow multiple active certificates with same subject in CA index 415 o Multiple X509 verification fixes 416 o Speed up HMAC and other operations 417 418 Major changes between OpenSSL 0.9.7b and OpenSSL 0.9.7c [30 Sep 2003]: 419 420 o Security: fix various ASN1 parsing bugs. 421 o New -ignore_err option to OCSP utility. 422 o Various interop and bug fixes in S/MIME code. 423 o SSL/TLS protocol fix for unrequested client certificates. 424 425 Major changes between OpenSSL 0.9.7a and OpenSSL 0.9.7b [10 Apr 2003]: 426 427 o Security: counter the Klima-Pokorny-Rosa extension of 428 Bleichbacher's attack 429 o Security: make RSA blinding default. 430 o Configuration: Irix fixes, AIX fixes, better mingw support. 431 o Support for new platforms: linux-ia64-ecc. 432 o Build: shared library support fixes. 433 o ASN.1: treat domainComponent correctly. 434 o Documentation: fixes and additions. 435 436 Major changes between OpenSSL 0.9.7 and OpenSSL 0.9.7a [19 Feb 2003]: 437 438 o Security: Important security related bugfixes. 439 o Enhanced compatibility with MIT Kerberos. 440 o Can be built without the ENGINE framework. 441 o IA32 assembler enhancements. 442 o Support for new platforms: FreeBSD/IA64 and FreeBSD/Sparc64. 443 o Configuration: the no-err option now works properly. 444 o SSL/TLS: now handles manual certificate chain building. 445 o SSL/TLS: certain session ID malfunctions corrected. 446 447 Major changes between OpenSSL 0.9.6 and OpenSSL 0.9.7 [30 Dec 2002]: 448 449 o New library section OCSP. 450 o Complete rewrite of ASN1 code. 451 o CRL checking in verify code and openssl utility. 452 o Extension copying in 'ca' utility. 453 o Flexible display options in 'ca' utility. 454 o Provisional support for international characters with UTF8. 455 o Support for external crypto devices ('engine') is no longer 456 a separate distribution. 457 o New elliptic curve library section. 458 o New AES (Rijndael) library section. 459 o Support for new platforms: Windows CE, Tandem OSS, A/UX, AIX 64-bit, 460 Linux x86_64, Linux 64-bit on Sparc v9 461 o Extended support for some platforms: VxWorks 462 o Enhanced support for shared libraries. 463 o Now only builds PIC code when shared library support is requested. 464 o Support for pkg-config. 465 o Lots of new manuals. 466 o Makes symbolic links to or copies of manuals to cover all described 467 functions. 468 o Change DES API to clean up the namespace (some applications link also 469 against libdes providing similar functions having the same name). 470 Provide macros for backward compatibility (will be removed in the 471 future). 472 o Unify handling of cryptographic algorithms (software and engine) 473 to be available via EVP routines for asymmetric and symmetric ciphers. 474 o NCONF: new configuration handling routines. 475 o Change API to use more 'const' modifiers to improve error checking 476 and help optimizers. 477 o Finally remove references to RSAref. 478 o Reworked parts of the BIGNUM code. 479 o Support for new engines: Broadcom ubsec, Accelerated Encryption 480 Processing, IBM 4758. 481 o A few new engines added in the demos area. 482 o Extended and corrected OID (object identifier) table. 483 o PRNG: query at more locations for a random device, automatic query for 484 EGD style random sources at several locations. 485 o SSL/TLS: allow optional cipher choice according to server's preference. 486 o SSL/TLS: allow server to explicitly set new session ids. 487 o SSL/TLS: support Kerberos cipher suites (RFC2712). 488 Only supports MIT Kerberos for now. 489 o SSL/TLS: allow more precise control of renegotiations and sessions. 490 o SSL/TLS: add callback to retrieve SSL/TLS messages. 491 o SSL/TLS: support AES cipher suites (RFC3268). 492 493 Major changes between OpenSSL 0.9.6j and OpenSSL 0.9.6k [30 Sep 2003]: 494 495 o Security: fix various ASN1 parsing bugs. 496 o SSL/TLS protocol fix for unrequested client certificates. 497 498 Major changes between OpenSSL 0.9.6i and OpenSSL 0.9.6j [10 Apr 2003]: 499 500 o Security: counter the Klima-Pokorny-Rosa extension of 501 Bleichbacher's attack 502 o Security: make RSA blinding default. 503 o Build: shared library support fixes. 504 505 Major changes between OpenSSL 0.9.6h and OpenSSL 0.9.6i [19 Feb 2003]: 506 507 o Important security related bugfixes. 508 509 Major changes between OpenSSL 0.9.6g and OpenSSL 0.9.6h [5 Dec 2002]: 510 511 o New configuration targets for Tandem OSS and A/UX. 512 o New OIDs for Microsoft attributes. 513 o Better handling of SSL session caching. 514 o Better comparison of distinguished names. 515 o Better handling of shared libraries in a mixed GNU/non-GNU environment. 516 o Support assembler code with Borland C. 517 o Fixes for length problems. 518 o Fixes for uninitialised variables. 519 o Fixes for memory leaks, some unusual crashes and some race conditions. 520 o Fixes for smaller building problems. 521 o Updates of manuals, FAQ and other instructive documents. 522 523 Major changes between OpenSSL 0.9.6f and OpenSSL 0.9.6g [9 Aug 2002]: 524 525 o Important building fixes on Unix. 526 527 Major changes between OpenSSL 0.9.6e and OpenSSL 0.9.6f [8 Aug 2002]: 528 529 o Various important bugfixes. 530 531 Major changes between OpenSSL 0.9.6d and OpenSSL 0.9.6e [30 Jul 2002]: 532 533 o Important security related bugfixes. 534 o Various SSL/TLS library bugfixes. 535 536 Major changes between OpenSSL 0.9.6c and OpenSSL 0.9.6d [9 May 2002]: 537 538 o Various SSL/TLS library bugfixes. 539 o Fix DH parameter generation for 'non-standard' generators. 540 541 Major changes between OpenSSL 0.9.6b and OpenSSL 0.9.6c [21 Dec 2001]: 542 543 o Various SSL/TLS library bugfixes. 544 o BIGNUM library fixes. 545 o RSA OAEP and random number generation fixes. 546 o Object identifiers corrected and added. 547 o Add assembler BN routines for IA64. 548 o Add support for OS/390 Unix, UnixWare with gcc, OpenUNIX 8, 549 MIPS Linux; shared library support for Irix, HP-UX. 550 o Add crypto accelerator support for AEP, Baltimore SureWare, 551 Broadcom and Cryptographic Appliance's keyserver 552 [in 0.9.6c-engine release]. 553 554 Major changes between OpenSSL 0.9.6a and OpenSSL 0.9.6b [9 Jul 2001]: 555 556 o Security fix: PRNG improvements. 557 o Security fix: RSA OAEP check. 558 o Security fix: Reinsert and fix countermeasure to Bleichbacher's 559 attack. 560 o MIPS bug fix in BIGNUM. 561 o Bug fix in "openssl enc". 562 o Bug fix in X.509 printing routine. 563 o Bug fix in DSA verification routine and DSA S/MIME verification. 564 o Bug fix to make PRNG thread-safe. 565 o Bug fix in RAND_file_name(). 566 o Bug fix in compatibility mode trust settings. 567 o Bug fix in blowfish EVP. 568 o Increase default size for BIO buffering filter. 569 o Compatibility fixes in some scripts. 570 571 Major changes between OpenSSL 0.9.6 and OpenSSL 0.9.6a [5 Apr 2001]: 572 573 o Security fix: change behavior of OpenSSL to avoid using 574 environment variables when running as root. 575 o Security fix: check the result of RSA-CRT to reduce the 576 possibility of deducing the private key from an incorrectly 577 calculated signature. 578 o Security fix: prevent Bleichenbacher's DSA attack. 579 o Security fix: Zero the premaster secret after deriving the 580 master secret in DH ciphersuites. 581 o Reimplement SSL_peek(), which had various problems. 582 o Compatibility fix: the function des_encrypt() renamed to 583 des_encrypt1() to avoid clashes with some Unixen libc. 584 o Bug fixes for Win32, HP/UX and Irix. 585 o Bug fixes in BIGNUM, SSL, PKCS#7, PKCS#12, X.509, CONF and 586 memory checking routines. 587 o Bug fixes for RSA operations in threaded environments. 588 o Bug fixes in misc. openssl applications. 589 o Remove a few potential memory leaks. 590 o Add tighter checks of BIGNUM routines. 591 o Shared library support has been reworked for generality. 592 o More documentation. 593 o New function BN_rand_range(). 594 o Add "-rand" option to openssl s_client and s_server. 595 596 Major changes between OpenSSL 0.9.5a and OpenSSL 0.9.6 [10 Oct 2000]: 597 598 o Some documentation for BIO and SSL libraries. 599 o Enhanced chain verification using key identifiers. 600 o New sign and verify options to 'dgst' application. 601 o Support for DER and PEM encoded messages in 'smime' application. 602 o New 'rsautl' application, low level RSA utility. 603 o MD4 now included. 604 o Bugfix for SSL rollback padding check. 605 o Support for external crypto devices [1]. 606 o Enhanced EVP interface. 607 608 [1] The support for external crypto devices is currently a separate 609 distribution. See the file README.ENGINE. 610 611 Major changes between OpenSSL 0.9.5 and OpenSSL 0.9.5a [1 Apr 2000]: 612 613 o Bug fixes for Win32, SuSE Linux, NeXTSTEP and FreeBSD 2.2.8 614 o Shared library support for HPUX and Solaris-gcc 615 o Support of Linux/IA64 616 o Assembler support for Mingw32 617 o New 'rand' application 618 o New way to check for existence of algorithms from scripts 619 620 Major changes between OpenSSL 0.9.4 and OpenSSL 0.9.5 [25 May 2000]: 621 622 o S/MIME support in new 'smime' command 623 o Documentation for the OpenSSL command line application 624 o Automation of 'req' application 625 o Fixes to make s_client, s_server work under Windows 626 o Support for multiple fieldnames in SPKACs 627 o New SPKAC command line utilty and associated library functions 628 o Options to allow passwords to be obtained from various sources 629 o New public key PEM format and options to handle it 630 o Many other fixes and enhancements to command line utilities 631 o Usable certificate chain verification 632 o Certificate purpose checking 633 o Certificate trust settings 634 o Support of authority information access extension 635 o Extensions in certificate requests 636 o Simplified X509 name and attribute routines 637 o Initial (incomplete) support for international character sets 638 o New DH_METHOD, DSA_METHOD and enhanced RSA_METHOD 639 o Read only memory BIOs and simplified creation function 640 o TLS/SSL protocol bugfixes: Accept TLS 'client hello' in SSL 3.0 641 record; allow fragmentation and interleaving of handshake and other 642 data 643 o TLS/SSL code now "tolerates" MS SGC 644 o Work around for Netscape client certificate hang bug 645 o RSA_NULL option that removes RSA patent code but keeps other 646 RSA functionality 647 o Memory leak detection now allows applications to add extra information 648 via a per-thread stack 649 o PRNG robustness improved 650 o EGD support 651 o BIGNUM library bug fixes 652 o Faster DSA parameter generation 653 o Enhanced support for Alpha Linux 654 o Experimental MacOS support 655 656 Major changes between OpenSSL 0.9.3 and OpenSSL 0.9.4 [9 Aug 1999]: 657 658 o Transparent support for PKCS#8 format private keys: these are used 659 by several software packages and are more secure than the standard 660 form 661 o PKCS#5 v2.0 implementation 662 o Password callbacks have a new void * argument for application data 663 o Avoid various memory leaks 664 o New pipe-like BIO that allows using the SSL library when actual I/O 665 must be handled by the application (BIO pair) 666 667 Major changes between OpenSSL 0.9.2b and OpenSSL 0.9.3 [24 May 1999]: 668 o Lots of enhancements and cleanups to the Configuration mechanism 669 o RSA OEAP related fixes 670 o Added `openssl ca -revoke' option for revoking a certificate 671 o Source cleanups: const correctness, type-safe stacks and ASN.1 SETs 672 o Source tree cleanups: removed lots of obsolete files 673 o Thawte SXNet, certificate policies and CRL distribution points 674 extension support 675 o Preliminary (experimental) S/MIME support 676 o Support for ASN.1 UTF8String and VisibleString 677 o Full integration of PKCS#12 code 678 o Sparc assembler bignum implementation, optimized hash functions 679 o Option to disable selected ciphers 680 681 Major changes between OpenSSL 0.9.1c and OpenSSL 0.9.2b [22 Mar 1999]: 682 o Fixed a security hole related to session resumption 683 o Fixed RSA encryption routines for the p < q case 684 o "ALL" in cipher lists now means "everything except NULL ciphers" 685 o Support for Triple-DES CBCM cipher 686 o Support of Optimal Asymmetric Encryption Padding (OAEP) for RSA 687 o First support for new TLSv1 ciphers 688 o Added a few new BIOs (syslog BIO, reliable BIO) 689 o Extended support for DSA certificate/keys. 690 o Extended support for Certificate Signing Requests (CSR) 691 o Initial support for X.509v3 extensions 692 o Extended support for compression inside the SSL record layer 693 o Overhauled Win32 builds 694 o Cleanups and fixes to the Big Number (BN) library 695 o Support for ASN.1 GeneralizedTime 696 o Splitted ASN.1 SETs from SEQUENCEs 697 o ASN1 and PEM support for Netscape Certificate Sequences 698 o Overhauled Perl interface 699 o Lots of source tree cleanups. 700 o Lots of memory leak fixes. 701 o Lots of bug fixes. 702 703 Major changes between SSLeay 0.9.0b and OpenSSL 0.9.1c [23 Dec 1998]: 704 o Integration of the popular NO_RSA/NO_DSA patches 705 o Initial support for compression inside the SSL record layer 706 o Added BIO proxy and filtering functionality 707 o Extended Big Number (BN) library 708 o Added RIPE MD160 message digest 709 o Addeed support for RC2/64bit cipher 710 o Extended ASN.1 parser routines 711 o Adjustations of the source tree for CVS 712 o Support for various new platforms 713 714