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