NEWS revision 296465
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 0.9.8zg and OpenSSL 0.9.8zh [3 Dec 2015] 9 10 o X509_ATTRIBUTE memory leak (CVE-2015-3195) 11 12 Major changes between OpenSSL 0.9.8zf and OpenSSL 0.9.8zg [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 0.9.8ze and OpenSSL 0.9.8zf [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 0.9.8zd and OpenSSL 0.9.8ze [15 Jan 2015] 31 32 o Build fixes for the Windows and OpenVMS platforms 33 34 Major changes between OpenSSL 0.9.8zc and OpenSSL 0.9.8zd [8 Jan 2015] 35 36 o Fix for CVE-2014-3571 37 o Fix for CVE-2014-3569 38 o Fix for CVE-2014-3572 39 o Fix for CVE-2015-0204 40 o Fix for CVE-2014-8275 41 o Fix for CVE-2014-3570 42 43 Major changes between OpenSSL 0.9.8zb and OpenSSL 0.9.8zc [15 Oct 2014]: 44 45 o Fix for CVE-2014-3513 46 o Fix for CVE-2014-3567 47 o Mitigation for CVE-2014-3566 (SSL protocol vulnerability) 48 o Fix for CVE-2014-3568 49 50 Major changes between OpenSSL 0.9.8za and OpenSSL 0.9.8zb [6 Aug 2014]: 51 52 o Fix for CVE-2014-3510 53 o Fix for CVE-2014-3507 54 o Fix for CVE-2014-3506 55 o Fix for CVE-2014-3505 56 o Fix for CVE-2014-3508 57 58 Known issues in OpenSSL 0.9.8za: 59 60 o Compilation failure of s3_pkt.c on some platforms due to missing 61 <limits.h> include. Fixed in 0.9.8zb-dev. 62 o FIPS capable link failure with missing symbol BN_consttime_swap. 63 Fixed in 0.9.8zb-dev. Workaround is to compile with no-ec: the EC 64 algorithms are not FIPS approved in OpenSSL 0.9.8 anyway. 65 66 Major changes between OpenSSL 0.9.8y and OpenSSL 0.9.8za [5 Jun 2014]: 67 68 o Fix for CVE-2014-0224 69 o Fix for CVE-2014-0221 70 o Fix for CVE-2014-0195 71 o Fix for CVE-2014-3470 72 o Fix for CVE-2014-0076 73 o Fix for CVE-2010-5298 74 o Fix to TLS alert handling. 75 76 Major changes between OpenSSL 0.9.8x and OpenSSL 0.9.8y [5 Feb 2013]: 77 78 o Fix for SSL/TLS/DTLS CBC plaintext recovery attack CVE-2013-0169 79 o Fix OCSP bad key DoS attack CVE-2013-0166 80 81 Major changes between OpenSSL 0.9.8w and OpenSSL 0.9.8x [10 May 2012]: 82 83 o Fix DTLS record length checking bug CVE-2012-2333 84 85 Major changes between OpenSSL 0.9.8v and OpenSSL 0.9.8w [23 Apr 2012]: 86 87 o Fix for CVE-2012-2131 (corrected fix for 0.9.8 and CVE-2012-2110) 88 89 Major changes between OpenSSL 0.9.8u and OpenSSL 0.9.8v [19 Apr 2012]: 90 91 o Fix for ASN1 overflow bug CVE-2012-2110 92 93 Major changes between OpenSSL 0.9.8t and OpenSSL 0.9.8u [12 Mar 2012]: 94 95 o Fix for CMS/PKCS#7 MMA CVE-2012-0884 96 o Corrected fix for CVE-2011-4619 97 o Various DTLS fixes. 98 99 Major changes between OpenSSL 0.9.8s and OpenSSL 0.9.8t [18 Jan 2012]: 100 101 o Fix for DTLS DoS issue CVE-2012-0050 102 103 Major changes between OpenSSL 0.9.8r and OpenSSL 0.9.8s [4 Jan 2012]: 104 105 o Fix for DTLS plaintext recovery attack CVE-2011-4108 106 o Fix policy check double free error CVE-2011-4109 107 o Clear block padding bytes of SSL 3.0 records CVE-2011-4576 108 o Only allow one SGC handshake restart for SSL/TLS CVE-2011-4619 109 o Check for malformed RFC3779 data CVE-2011-4577 110 111 Major changes between OpenSSL 0.9.8q and OpenSSL 0.9.8r [8 Feb 2011]: 112 113 o Fix for security issue CVE-2011-0014 114 115 Major changes between OpenSSL 0.9.8p and OpenSSL 0.9.8q [2 Dec 2010]: 116 117 o Fix for security issue CVE-2010-4180 118 o Fix for CVE-2010-4252 119 120 Major changes between OpenSSL 0.9.8o and OpenSSL 0.9.8p [16 Nov 2010]: 121 122 o Fix for security issue CVE-2010-3864. 123 124 Major changes between OpenSSL 0.9.8n and OpenSSL 0.9.8o [1 Jun 2010]: 125 126 o Fix for security issue CVE-2010-0742. 127 o Various DTLS fixes. 128 o Recognise SHA2 certificates if only SSL algorithms added. 129 o Fix for no-rc4 compilation. 130 o Chil ENGINE unload workaround. 131 132 Major changes between OpenSSL 0.9.8m and OpenSSL 0.9.8n [24 Mar 2010]: 133 134 o CFB cipher definition fixes. 135 o Fix security issues CVE-2010-0740 and CVE-2010-0433. 136 137 Major changes between OpenSSL 0.9.8l and OpenSSL 0.9.8m [25 Feb 2010]: 138 139 o Cipher definition fixes. 140 o Workaround for slow RAND_poll() on some WIN32 versions. 141 o Remove MD2 from algorithm tables. 142 o SPKAC handling fixes. 143 o Support for RFC5746 TLS renegotiation extension. 144 o Compression memory leak fixed. 145 o Compression session resumption fixed. 146 o Ticket and SNI coexistence fixes. 147 o Many fixes to DTLS handling. 148 149 Major changes between OpenSSL 0.9.8k and OpenSSL 0.9.8l [5 Nov 2009]: 150 151 o Temporary work around for CVE-2009-3555: disable renegotiation. 152 153 Major changes between OpenSSL 0.9.8j and OpenSSL 0.9.8k [25 Mar 2009]: 154 155 o Fix various build issues. 156 o Fix security issues (CVE-2009-0590, CVE-2009-0591, CVE-2009-0789) 157 158 Major changes between OpenSSL 0.9.8i and OpenSSL 0.9.8j [7 Jan 2009]: 159 160 o Fix security issue (CVE-2008-5077) 161 o Merge FIPS 140-2 branch code. 162 163 Major changes between OpenSSL 0.9.8g and OpenSSL 0.9.8h [28 May 2008]: 164 165 o CryptoAPI ENGINE support. 166 o Various precautionary measures. 167 o Fix for bugs affecting certificate request creation. 168 o Support for local machine keyset attribute in PKCS#12 files. 169 170 Major changes between OpenSSL 0.9.8f and OpenSSL 0.9.8g [19 Oct 2007]: 171 172 o Backport of CMS functionality to 0.9.8. 173 o Fixes for bugs introduced with 0.9.8f. 174 175 Major changes between OpenSSL 0.9.8e and OpenSSL 0.9.8f [11 Oct 2007]: 176 177 o Add gcc 4.2 support. 178 o Add support for AES and SSE2 assembly lanugauge optimization 179 for VC++ build. 180 o Support for RFC4507bis and server name extensions if explicitly 181 selected at compile time. 182 o DTLS improvements. 183 o RFC4507bis support. 184 o TLS Extensions support. 185 186 Major changes between OpenSSL 0.9.8d and OpenSSL 0.9.8e [23 Feb 2007]: 187 188 o Various ciphersuite selection fixes. 189 o RFC3779 support. 190 191 Major changes between OpenSSL 0.9.8c and OpenSSL 0.9.8d [28 Sep 2006]: 192 193 o Introduce limits to prevent malicious key DoS (CVE-2006-2940) 194 o Fix security issues (CVE-2006-2937, CVE-2006-3737, CVE-2006-4343) 195 o Changes to ciphersuite selection algorithm 196 197 Major changes between OpenSSL 0.9.8b and OpenSSL 0.9.8c [5 Sep 2006]: 198 199 o Fix Daniel Bleichenbacher forged signature attack, CVE-2006-4339 200 o New cipher Camellia 201 202 Major changes between OpenSSL 0.9.8a and OpenSSL 0.9.8b [4 May 2006]: 203 204 o Cipher string fixes. 205 o Fixes for VC++ 2005. 206 o Updated ECC cipher suite support. 207 o New functions EVP_CIPHER_CTX_new() and EVP_CIPHER_CTX_free(). 208 o Zlib compression usage fixes. 209 o Built in dynamic engine compilation support on Win32. 210 o Fixes auto dynamic engine loading in Win32. 211 212 Major changes between OpenSSL 0.9.8 and OpenSSL 0.9.8a [11 Oct 2005]: 213 214 o Fix potential SSL 2.0 rollback, CVE-2005-2969 215 o Extended Windows CE support 216 217 Major changes between OpenSSL 0.9.7g and OpenSSL 0.9.8 [5 Jul 2005]: 218 219 o Major work on the BIGNUM library for higher efficiency and to 220 make operations more streamlined and less contradictory. This 221 is the result of a major audit of the BIGNUM library. 222 o Addition of BIGNUM functions for fields GF(2^m) and NIST 223 curves, to support the Elliptic Crypto functions. 224 o Major work on Elliptic Crypto; ECDH and ECDSA added, including 225 the use through EVP, X509 and ENGINE. 226 o New ASN.1 mini-compiler that's usable through the OpenSSL 227 configuration file. 228 o Added support for ASN.1 indefinite length constructed encoding. 229 o New PKCS#12 'medium level' API to manipulate PKCS#12 files. 230 o Complete rework of shared library construction and linking 231 programs with shared or static libraries, through a separate 232 Makefile.shared. 233 o Rework of the passing of parameters from one Makefile to another. 234 o Changed ENGINE framework to load dynamic engine modules 235 automatically from specifically given directories. 236 o New structure and ASN.1 functions for CertificatePair. 237 o Changed the ZLIB compression method to be stateful. 238 o Changed the key-generation and primality testing "progress" 239 mechanism to take a structure that contains the ticker 240 function and an argument. 241 o New engine module: GMP (performs private key exponentiation). 242 o New engine module: VIA PadLOck ACE extension in VIA C3 243 Nehemiah processors. 244 o Added support for IPv6 addresses in certificate extensions. 245 See RFC 1884, section 2.2. 246 o Added support for certificate policy mappings, policy 247 constraints and name constraints. 248 o Added support for multi-valued AVAs in the OpenSSL 249 configuration file. 250 o Added support for multiple certificates with the same subject 251 in the 'openssl ca' index file. 252 o Make it possible to create self-signed certificates using 253 'openssl ca -selfsign'. 254 o Make it possible to generate a serial number file with 255 'openssl ca -create_serial'. 256 o New binary search functions with extended functionality. 257 o New BUF functions. 258 o New STORE structure and library to provide an interface to all 259 sorts of data repositories. Supports storage of public and 260 private keys, certificates, CRLs, numbers and arbitrary blobs. 261 This library is unfortunately unfinished and unused withing 262 OpenSSL. 263 o New control functions for the error stack. 264 o Changed the PKCS#7 library to support one-pass S/MIME 265 processing. 266 o Added the possibility to compile without old deprecated 267 functionality with the OPENSSL_NO_DEPRECATED macro or the 268 'no-deprecated' argument to the config and Configure scripts. 269 o Constification of all ASN.1 conversion functions, and other 270 affected functions. 271 o Improved platform support for PowerPC. 272 o New FIPS 180-2 algorithms (SHA-224, -256, -384 and -512). 273 o New X509_VERIFY_PARAM structure to support parametrisation 274 of X.509 path validation. 275 o Major overhaul of RC4 performance on Intel P4, IA-64 and 276 AMD64. 277 o Changed the Configure script to have some algorithms disabled 278 by default. Those can be explicitely enabled with the new 279 argument form 'enable-xxx'. 280 o Change the default digest in 'openssl' commands from MD5 to 281 SHA-1. 282 o Added support for DTLS. 283 o New BIGNUM blinding. 284 o Added support for the RSA-PSS encryption scheme 285 o Added support for the RSA X.931 padding. 286 o Added support for BSD sockets on NetWare. 287 o Added support for files larger than 2GB. 288 o Added initial support for Win64. 289 o Added alternate pkg-config files. 290 291 Major changes between OpenSSL 0.9.7l and OpenSSL 0.9.7m [23 Feb 2007]: 292 293 o FIPS 1.1.1 module linking. 294 o Various ciphersuite selection fixes. 295 296 Major changes between OpenSSL 0.9.7k and OpenSSL 0.9.7l [28 Sep 2006]: 297 298 o Introduce limits to prevent malicious key DoS (CVE-2006-2940) 299 o Fix security issues (CVE-2006-2937, CVE-2006-3737, CVE-2006-4343) 300 301 Major changes between OpenSSL 0.9.7j and OpenSSL 0.9.7k [5 Sep 2006]: 302 303 o Fix Daniel Bleichenbacher forged signature attack, CVE-2006-4339 304 305 Major changes between OpenSSL 0.9.7i and OpenSSL 0.9.7j [4 May 2006]: 306 307 o Visual C++ 2005 fixes. 308 o Update Windows build system for FIPS. 309 310 Major changes between OpenSSL 0.9.7h and OpenSSL 0.9.7i [14 Oct 2005]: 311 312 o Give EVP_MAX_MD_SIZE it's old value, except for a FIPS build. 313 314 Major changes between OpenSSL 0.9.7g and OpenSSL 0.9.7h [11 Oct 2005]: 315 316 o Fix SSL 2.0 Rollback, CVE-2005-2969 317 o Allow use of fixed-length exponent on DSA signing 318 o Default fixed-window RSA, DSA, DH private-key operations 319 320 Major changes between OpenSSL 0.9.7f and OpenSSL 0.9.7g [11 Apr 2005]: 321 322 o More compilation issues fixed. 323 o Adaptation to more modern Kerberos API. 324 o Enhanced or corrected configuration for Solaris64, Mingw and Cygwin. 325 o Enhanced x86_64 assembler BIGNUM module. 326 o More constification. 327 o Added processing of proxy certificates (RFC 3820). 328 329 Major changes between OpenSSL 0.9.7e and OpenSSL 0.9.7f [22 Mar 2005]: 330 331 o Several compilation issues fixed. 332 o Many memory allocation failure checks added. 333 o Improved comparison of X509 Name type. 334 o Mandatory basic checks on certificates. 335 o Performance improvements. 336 337 Major changes between OpenSSL 0.9.7d and OpenSSL 0.9.7e [25 Oct 2004]: 338 339 o Fix race condition in CRL checking code. 340 o Fixes to PKCS#7 (S/MIME) code. 341 342 Major changes between OpenSSL 0.9.7c and OpenSSL 0.9.7d [17 Mar 2004]: 343 344 o Security: Fix Kerberos ciphersuite SSL/TLS handshaking bug 345 o Security: Fix null-pointer assignment in do_change_cipher_spec() 346 o Allow multiple active certificates with same subject in CA index 347 o Multiple X509 verification fixes 348 o Speed up HMAC and other operations 349 350 Major changes between OpenSSL 0.9.7b and OpenSSL 0.9.7c [30 Sep 2003]: 351 352 o Security: fix various ASN1 parsing bugs. 353 o New -ignore_err option to OCSP utility. 354 o Various interop and bug fixes in S/MIME code. 355 o SSL/TLS protocol fix for unrequested client certificates. 356 357 Major changes between OpenSSL 0.9.7a and OpenSSL 0.9.7b [10 Apr 2003]: 358 359 o Security: counter the Klima-Pokorny-Rosa extension of 360 Bleichbacher's attack 361 o Security: make RSA blinding default. 362 o Configuration: Irix fixes, AIX fixes, better mingw support. 363 o Support for new platforms: linux-ia64-ecc. 364 o Build: shared library support fixes. 365 o ASN.1: treat domainComponent correctly. 366 o Documentation: fixes and additions. 367 368 Major changes between OpenSSL 0.9.7 and OpenSSL 0.9.7a [19 Feb 2003]: 369 370 o Security: Important security related bugfixes. 371 o Enhanced compatibility with MIT Kerberos. 372 o Can be built without the ENGINE framework. 373 o IA32 assembler enhancements. 374 o Support for new platforms: FreeBSD/IA64 and FreeBSD/Sparc64. 375 o Configuration: the no-err option now works properly. 376 o SSL/TLS: now handles manual certificate chain building. 377 o SSL/TLS: certain session ID malfunctions corrected. 378 379 Major changes between OpenSSL 0.9.6 and OpenSSL 0.9.7 [30 Dec 2002]: 380 381 o New library section OCSP. 382 o Complete rewrite of ASN1 code. 383 o CRL checking in verify code and openssl utility. 384 o Extension copying in 'ca' utility. 385 o Flexible display options in 'ca' utility. 386 o Provisional support for international characters with UTF8. 387 o Support for external crypto devices ('engine') is no longer 388 a separate distribution. 389 o New elliptic curve library section. 390 o New AES (Rijndael) library section. 391 o Support for new platforms: Windows CE, Tandem OSS, A/UX, AIX 64-bit, 392 Linux x86_64, Linux 64-bit on Sparc v9 393 o Extended support for some platforms: VxWorks 394 o Enhanced support for shared libraries. 395 o Now only builds PIC code when shared library support is requested. 396 o Support for pkg-config. 397 o Lots of new manuals. 398 o Makes symbolic links to or copies of manuals to cover all described 399 functions. 400 o Change DES API to clean up the namespace (some applications link also 401 against libdes providing similar functions having the same name). 402 Provide macros for backward compatibility (will be removed in the 403 future). 404 o Unify handling of cryptographic algorithms (software and engine) 405 to be available via EVP routines for asymmetric and symmetric ciphers. 406 o NCONF: new configuration handling routines. 407 o Change API to use more 'const' modifiers to improve error checking 408 and help optimizers. 409 o Finally remove references to RSAref. 410 o Reworked parts of the BIGNUM code. 411 o Support for new engines: Broadcom ubsec, Accelerated Encryption 412 Processing, IBM 4758. 413 o A few new engines added in the demos area. 414 o Extended and corrected OID (object identifier) table. 415 o PRNG: query at more locations for a random device, automatic query for 416 EGD style random sources at several locations. 417 o SSL/TLS: allow optional cipher choice according to server's preference. 418 o SSL/TLS: allow server to explicitly set new session ids. 419 o SSL/TLS: support Kerberos cipher suites (RFC2712). 420 Only supports MIT Kerberos for now. 421 o SSL/TLS: allow more precise control of renegotiations and sessions. 422 o SSL/TLS: add callback to retrieve SSL/TLS messages. 423 o SSL/TLS: support AES cipher suites (RFC3268). 424 425 Major changes between OpenSSL 0.9.6j and OpenSSL 0.9.6k [30 Sep 2003]: 426 427 o Security: fix various ASN1 parsing bugs. 428 o SSL/TLS protocol fix for unrequested client certificates. 429 430 Major changes between OpenSSL 0.9.6i and OpenSSL 0.9.6j [10 Apr 2003]: 431 432 o Security: counter the Klima-Pokorny-Rosa extension of 433 Bleichbacher's attack 434 o Security: make RSA blinding default. 435 o Build: shared library support fixes. 436 437 Major changes between OpenSSL 0.9.6h and OpenSSL 0.9.6i [19 Feb 2003]: 438 439 o Important security related bugfixes. 440 441 Major changes between OpenSSL 0.9.6g and OpenSSL 0.9.6h [5 Dec 2002]: 442 443 o New configuration targets for Tandem OSS and A/UX. 444 o New OIDs for Microsoft attributes. 445 o Better handling of SSL session caching. 446 o Better comparison of distinguished names. 447 o Better handling of shared libraries in a mixed GNU/non-GNU environment. 448 o Support assembler code with Borland C. 449 o Fixes for length problems. 450 o Fixes for uninitialised variables. 451 o Fixes for memory leaks, some unusual crashes and some race conditions. 452 o Fixes for smaller building problems. 453 o Updates of manuals, FAQ and other instructive documents. 454 455 Major changes between OpenSSL 0.9.6f and OpenSSL 0.9.6g [9 Aug 2002]: 456 457 o Important building fixes on Unix. 458 459 Major changes between OpenSSL 0.9.6e and OpenSSL 0.9.6f [8 Aug 2002]: 460 461 o Various important bugfixes. 462 463 Major changes between OpenSSL 0.9.6d and OpenSSL 0.9.6e [30 Jul 2002]: 464 465 o Important security related bugfixes. 466 o Various SSL/TLS library bugfixes. 467 468 Major changes between OpenSSL 0.9.6c and OpenSSL 0.9.6d [9 May 2002]: 469 470 o Various SSL/TLS library bugfixes. 471 o Fix DH parameter generation for 'non-standard' generators. 472 473 Major changes between OpenSSL 0.9.6b and OpenSSL 0.9.6c [21 Dec 2001]: 474 475 o Various SSL/TLS library bugfixes. 476 o BIGNUM library fixes. 477 o RSA OAEP and random number generation fixes. 478 o Object identifiers corrected and added. 479 o Add assembler BN routines for IA64. 480 o Add support for OS/390 Unix, UnixWare with gcc, OpenUNIX 8, 481 MIPS Linux; shared library support for Irix, HP-UX. 482 o Add crypto accelerator support for AEP, Baltimore SureWare, 483 Broadcom and Cryptographic Appliance's keyserver 484 [in 0.9.6c-engine release]. 485 486 Major changes between OpenSSL 0.9.6a and OpenSSL 0.9.6b [9 Jul 2001]: 487 488 o Security fix: PRNG improvements. 489 o Security fix: RSA OAEP check. 490 o Security fix: Reinsert and fix countermeasure to Bleichbacher's 491 attack. 492 o MIPS bug fix in BIGNUM. 493 o Bug fix in "openssl enc". 494 o Bug fix in X.509 printing routine. 495 o Bug fix in DSA verification routine and DSA S/MIME verification. 496 o Bug fix to make PRNG thread-safe. 497 o Bug fix in RAND_file_name(). 498 o Bug fix in compatibility mode trust settings. 499 o Bug fix in blowfish EVP. 500 o Increase default size for BIO buffering filter. 501 o Compatibility fixes in some scripts. 502 503 Major changes between OpenSSL 0.9.6 and OpenSSL 0.9.6a [5 Apr 2001]: 504 505 o Security fix: change behavior of OpenSSL to avoid using 506 environment variables when running as root. 507 o Security fix: check the result of RSA-CRT to reduce the 508 possibility of deducing the private key from an incorrectly 509 calculated signature. 510 o Security fix: prevent Bleichenbacher's DSA attack. 511 o Security fix: Zero the premaster secret after deriving the 512 master secret in DH ciphersuites. 513 o Reimplement SSL_peek(), which had various problems. 514 o Compatibility fix: the function des_encrypt() renamed to 515 des_encrypt1() to avoid clashes with some Unixen libc. 516 o Bug fixes for Win32, HP/UX and Irix. 517 o Bug fixes in BIGNUM, SSL, PKCS#7, PKCS#12, X.509, CONF and 518 memory checking routines. 519 o Bug fixes for RSA operations in threaded environments. 520 o Bug fixes in misc. openssl applications. 521 o Remove a few potential memory leaks. 522 o Add tighter checks of BIGNUM routines. 523 o Shared library support has been reworked for generality. 524 o More documentation. 525 o New function BN_rand_range(). 526 o Add "-rand" option to openssl s_client and s_server. 527 528 Major changes between OpenSSL 0.9.5a and OpenSSL 0.9.6 [10 Oct 2000]: 529 530 o Some documentation for BIO and SSL libraries. 531 o Enhanced chain verification using key identifiers. 532 o New sign and verify options to 'dgst' application. 533 o Support for DER and PEM encoded messages in 'smime' application. 534 o New 'rsautl' application, low level RSA utility. 535 o MD4 now included. 536 o Bugfix for SSL rollback padding check. 537 o Support for external crypto devices [1]. 538 o Enhanced EVP interface. 539 540 [1] The support for external crypto devices is currently a separate 541 distribution. See the file README.ENGINE. 542 543 Major changes between OpenSSL 0.9.5 and OpenSSL 0.9.5a [1 Apr 2000]: 544 545 o Bug fixes for Win32, SuSE Linux, NeXTSTEP and FreeBSD 2.2.8 546 o Shared library support for HPUX and Solaris-gcc 547 o Support of Linux/IA64 548 o Assembler support for Mingw32 549 o New 'rand' application 550 o New way to check for existence of algorithms from scripts 551 552 Major changes between OpenSSL 0.9.4 and OpenSSL 0.9.5 [25 May 2000]: 553 554 o S/MIME support in new 'smime' command 555 o Documentation for the OpenSSL command line application 556 o Automation of 'req' application 557 o Fixes to make s_client, s_server work under Windows 558 o Support for multiple fieldnames in SPKACs 559 o New SPKAC command line utilty and associated library functions 560 o Options to allow passwords to be obtained from various sources 561 o New public key PEM format and options to handle it 562 o Many other fixes and enhancements to command line utilities 563 o Usable certificate chain verification 564 o Certificate purpose checking 565 o Certificate trust settings 566 o Support of authority information access extension 567 o Extensions in certificate requests 568 o Simplified X509 name and attribute routines 569 o Initial (incomplete) support for international character sets 570 o New DH_METHOD, DSA_METHOD and enhanced RSA_METHOD 571 o Read only memory BIOs and simplified creation function 572 o TLS/SSL protocol bugfixes: Accept TLS 'client hello' in SSL 3.0 573 record; allow fragmentation and interleaving of handshake and other 574 data 575 o TLS/SSL code now "tolerates" MS SGC 576 o Work around for Netscape client certificate hang bug 577 o RSA_NULL option that removes RSA patent code but keeps other 578 RSA functionality 579 o Memory leak detection now allows applications to add extra information 580 via a per-thread stack 581 o PRNG robustness improved 582 o EGD support 583 o BIGNUM library bug fixes 584 o Faster DSA parameter generation 585 o Enhanced support for Alpha Linux 586 o Experimental MacOS support 587 588 Major changes between OpenSSL 0.9.3 and OpenSSL 0.9.4 [9 Aug 1999]: 589 590 o Transparent support for PKCS#8 format private keys: these are used 591 by several software packages and are more secure than the standard 592 form 593 o PKCS#5 v2.0 implementation 594 o Password callbacks have a new void * argument for application data 595 o Avoid various memory leaks 596 o New pipe-like BIO that allows using the SSL library when actual I/O 597 must be handled by the application (BIO pair) 598 599 Major changes between OpenSSL 0.9.2b and OpenSSL 0.9.3 [24 May 1999]: 600 o Lots of enhancements and cleanups to the Configuration mechanism 601 o RSA OEAP related fixes 602 o Added `openssl ca -revoke' option for revoking a certificate 603 o Source cleanups: const correctness, type-safe stacks and ASN.1 SETs 604 o Source tree cleanups: removed lots of obsolete files 605 o Thawte SXNet, certificate policies and CRL distribution points 606 extension support 607 o Preliminary (experimental) S/MIME support 608 o Support for ASN.1 UTF8String and VisibleString 609 o Full integration of PKCS#12 code 610 o Sparc assembler bignum implementation, optimized hash functions 611 o Option to disable selected ciphers 612 613 Major changes between OpenSSL 0.9.1c and OpenSSL 0.9.2b [22 Mar 1999]: 614 o Fixed a security hole related to session resumption 615 o Fixed RSA encryption routines for the p < q case 616 o "ALL" in cipher lists now means "everything except NULL ciphers" 617 o Support for Triple-DES CBCM cipher 618 o Support of Optimal Asymmetric Encryption Padding (OAEP) for RSA 619 o First support for new TLSv1 ciphers 620 o Added a few new BIOs (syslog BIO, reliable BIO) 621 o Extended support for DSA certificate/keys. 622 o Extended support for Certificate Signing Requests (CSR) 623 o Initial support for X.509v3 extensions 624 o Extended support for compression inside the SSL record layer 625 o Overhauled Win32 builds 626 o Cleanups and fixes to the Big Number (BN) library 627 o Support for ASN.1 GeneralizedTime 628 o Splitted ASN.1 SETs from SEQUENCEs 629 o ASN1 and PEM support for Netscape Certificate Sequences 630 o Overhauled Perl interface 631 o Lots of source tree cleanups. 632 o Lots of memory leak fixes. 633 o Lots of bug fixes. 634 635 Major changes between SSLeay 0.9.0b and OpenSSL 0.9.1c [23 Dec 1998]: 636 o Integration of the popular NO_RSA/NO_DSA patches 637 o Initial support for compression inside the SSL record layer 638 o Added BIO proxy and filtering functionality 639 o Extended Big Number (BN) library 640 o Added RIPE MD160 message digest 641 o Addeed support for RC2/64bit cipher 642 o Extended ASN.1 parser routines 643 o Adjustations of the source tree for CVS 644 o Support for various new platforms 645 646