NEWS revision 295016
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 1.0.1q and OpenSSL 1.0.1r [28 Jan 2016] 9 10 o Protection for DH small subgroup attacks 11 o SSLv2 doesn't block disabled ciphers (CVE-2015-3197) 12 13 Major changes between OpenSSL 1.0.1p and OpenSSL 1.0.1q [3 Dec 2015] 14 15 o Certificate verify crash with missing PSS parameter (CVE-2015-3194) 16 o X509_ATTRIBUTE memory leak (CVE-2015-3195) 17 o Rewrite EVP_DecodeUpdate (base64 decoding) to fix several bugs 18 o In DSA_generate_parameters_ex, if the provided seed is too short, 19 return an error 20 21 Major changes between OpenSSL 1.0.1o and OpenSSL 1.0.1p [9 Jul 2015] 22 23 o Alternate chains certificate forgery (CVE-2015-1793) 24 o Race condition handling PSK identify hint (CVE-2015-3196) 25 26 Major changes between OpenSSL 1.0.1n and OpenSSL 1.0.1o [12 Jun 2015] 27 28 o Fix HMAC ABI incompatibility 29 30 Major changes between OpenSSL 1.0.1m and OpenSSL 1.0.1n [11 Jun 2015] 31 32 o Malformed ECParameters causes infinite loop (CVE-2015-1788) 33 o Exploitable out-of-bounds read in X509_cmp_time (CVE-2015-1789) 34 o PKCS7 crash with missing EnvelopedContent (CVE-2015-1790) 35 o CMS verify infinite loop with unknown hash function (CVE-2015-1792) 36 o Race condition handling NewSessionTicket (CVE-2015-1791) 37 38 Major changes between OpenSSL 1.0.1l and OpenSSL 1.0.1m [19 Mar 2015] 39 40 o Segmentation fault in ASN1_TYPE_cmp fix (CVE-2015-0286) 41 o ASN.1 structure reuse memory corruption fix (CVE-2015-0287) 42 o PKCS7 NULL pointer dereferences fix (CVE-2015-0289) 43 o DoS via reachable assert in SSLv2 servers fix (CVE-2015-0293) 44 o Use After Free following d2i_ECPrivatekey error fix (CVE-2015-0209) 45 o X509_to_X509_REQ NULL pointer deref fix (CVE-2015-0288) 46 o Removed the export ciphers from the DEFAULT ciphers 47 48 Major changes between OpenSSL 1.0.1k and OpenSSL 1.0.1l [15 Jan 2015] 49 50 o Build fixes for the Windows and OpenVMS platforms 51 52 Major changes between OpenSSL 1.0.1j and OpenSSL 1.0.1k [8 Jan 2015] 53 54 o Fix for CVE-2014-3571 55 o Fix for CVE-2015-0206 56 o Fix for CVE-2014-3569 57 o Fix for CVE-2014-3572 58 o Fix for CVE-2015-0204 59 o Fix for CVE-2015-0205 60 o Fix for CVE-2014-8275 61 o Fix for CVE-2014-3570 62 63 Major changes between OpenSSL 1.0.1i and OpenSSL 1.0.1j [15 Oct 2014] 64 65 o Fix for CVE-2014-3513 66 o Fix for CVE-2014-3567 67 o Mitigation for CVE-2014-3566 (SSL protocol vulnerability) 68 o Fix for CVE-2014-3568 69 70 Major changes between OpenSSL 1.0.1h and OpenSSL 1.0.1i [6 Aug 2014] 71 72 o Fix for CVE-2014-3512 73 o Fix for CVE-2014-3511 74 o Fix for CVE-2014-3510 75 o Fix for CVE-2014-3507 76 o Fix for CVE-2014-3506 77 o Fix for CVE-2014-3505 78 o Fix for CVE-2014-3509 79 o Fix for CVE-2014-5139 80 o Fix for CVE-2014-3508 81 82 Major changes between OpenSSL 1.0.1g and OpenSSL 1.0.1h [5 Jun 2014] 83 84 o Fix for CVE-2014-0224 85 o Fix for CVE-2014-0221 86 o Fix for CVE-2014-0198 87 o Fix for CVE-2014-0195 88 o Fix for CVE-2014-3470 89 o Fix for CVE-2010-5298 90 91 Major changes between OpenSSL 1.0.1f and OpenSSL 1.0.1g [7 Apr 2014] 92 93 o Fix for CVE-2014-0160 94 o Add TLS padding extension workaround for broken servers. 95 o Fix for CVE-2014-0076 96 97 Major changes between OpenSSL 1.0.1e and OpenSSL 1.0.1f [6 Jan 2014] 98 99 o Don't include gmt_unix_time in TLS server and client random values 100 o Fix for TLS record tampering bug CVE-2013-4353 101 o Fix for TLS version checking bug CVE-2013-6449 102 o Fix for DTLS retransmission bug CVE-2013-6450 103 104 Major changes between OpenSSL 1.0.1d and OpenSSL 1.0.1e [11 Feb 2013]: 105 106 o Corrected fix for CVE-2013-0169 107 108 Major changes between OpenSSL 1.0.1c and OpenSSL 1.0.1d [4 Feb 2013]: 109 110 o Fix renegotiation in TLS 1.1, 1.2 by using the correct TLS version. 111 o Include the fips configuration module. 112 o Fix OCSP bad key DoS attack CVE-2013-0166 113 o Fix for SSL/TLS/DTLS CBC plaintext recovery attack CVE-2013-0169 114 o Fix for TLS AESNI record handling flaw CVE-2012-2686 115 116 Major changes between OpenSSL 1.0.1b and OpenSSL 1.0.1c [10 May 2012]: 117 118 o Fix TLS/DTLS record length checking bug CVE-2012-2333 119 o Don't attempt to use non-FIPS composite ciphers in FIPS mode. 120 121 Major changes between OpenSSL 1.0.1a and OpenSSL 1.0.1b [26 Apr 2012]: 122 123 o Fix compilation error on non-x86 platforms. 124 o Make FIPS capable OpenSSL ciphers work in non-FIPS mode. 125 o Fix SSL_OP_NO_TLSv1_1 clash with SSL_OP_ALL in OpenSSL 1.0.0 126 127 Major changes between OpenSSL 1.0.1 and OpenSSL 1.0.1a [19 Apr 2012]: 128 129 o Fix for ASN1 overflow bug CVE-2012-2110 130 o Workarounds for some servers that hang on long client hellos. 131 o Fix SEGV in AES code. 132 133 Major changes between OpenSSL 1.0.0h and OpenSSL 1.0.1 [14 Mar 2012]: 134 135 o TLS/DTLS heartbeat support. 136 o SCTP support. 137 o RFC 5705 TLS key material exporter. 138 o RFC 5764 DTLS-SRTP negotiation. 139 o Next Protocol Negotiation. 140 o PSS signatures in certificates, requests and CRLs. 141 o Support for password based recipient info for CMS. 142 o Support TLS v1.2 and TLS v1.1. 143 o Preliminary FIPS capability for unvalidated 2.0 FIPS module. 144 o SRP support. 145 146 Major changes between OpenSSL 1.0.0g and OpenSSL 1.0.0h [12 Mar 2012]: 147 148 o Fix for CMS/PKCS#7 MMA CVE-2012-0884 149 o Corrected fix for CVE-2011-4619 150 o Various DTLS fixes. 151 152 Major changes between OpenSSL 1.0.0f and OpenSSL 1.0.0g [18 Jan 2012]: 153 154 o Fix for DTLS DoS issue CVE-2012-0050 155 156 Major changes between OpenSSL 1.0.0e and OpenSSL 1.0.0f [4 Jan 2012]: 157 158 o Fix for DTLS plaintext recovery attack CVE-2011-4108 159 o Clear block padding bytes of SSL 3.0 records CVE-2011-4576 160 o Only allow one SGC handshake restart for SSL/TLS CVE-2011-4619 161 o Check parameters are not NULL in GOST ENGINE CVE-2012-0027 162 o Check for malformed RFC3779 data CVE-2011-4577 163 164 Major changes between OpenSSL 1.0.0d and OpenSSL 1.0.0e [6 Sep 2011]: 165 166 o Fix for CRL vulnerability issue CVE-2011-3207 167 o Fix for ECDH crashes CVE-2011-3210 168 o Protection against EC timing attacks. 169 o Support ECDH ciphersuites for certificates using SHA2 algorithms. 170 o Various DTLS fixes. 171 172 Major changes between OpenSSL 1.0.0c and OpenSSL 1.0.0d [8 Feb 2011]: 173 174 o Fix for security issue CVE-2011-0014 175 176 Major changes between OpenSSL 1.0.0b and OpenSSL 1.0.0c [2 Dec 2010]: 177 178 o Fix for security issue CVE-2010-4180 179 o Fix for CVE-2010-4252 180 o Fix mishandling of absent EC point format extension. 181 o Fix various platform compilation issues. 182 o Corrected fix for security issue CVE-2010-3864. 183 184 Major changes between OpenSSL 1.0.0a and OpenSSL 1.0.0b [16 Nov 2010]: 185 186 o Fix for security issue CVE-2010-3864. 187 o Fix for CVE-2010-2939 188 o Fix WIN32 build system for GOST ENGINE. 189 190 Major changes between OpenSSL 1.0.0 and OpenSSL 1.0.0a [1 Jun 2010]: 191 192 o Fix for security issue CVE-2010-1633. 193 o GOST MAC and CFB fixes. 194 195 Major changes between OpenSSL 0.9.8n and OpenSSL 1.0.0 [29 Mar 2010]: 196 197 o RFC3280 path validation: sufficient to process PKITS tests. 198 o Integrated support for PVK files and keyblobs. 199 o Change default private key format to PKCS#8. 200 o CMS support: able to process all examples in RFC4134 201 o Streaming ASN1 encode support for PKCS#7 and CMS. 202 o Multiple signer and signer add support for PKCS#7 and CMS. 203 o ASN1 printing support. 204 o Whirlpool hash algorithm added. 205 o RFC3161 time stamp support. 206 o New generalised public key API supporting ENGINE based algorithms. 207 o New generalised public key API utilities. 208 o New ENGINE supporting GOST algorithms. 209 o SSL/TLS GOST ciphersuite support. 210 o PKCS#7 and CMS GOST support. 211 o RFC4279 PSK ciphersuite support. 212 o Supported points format extension for ECC ciphersuites. 213 o ecdsa-with-SHA224/256/384/512 signature types. 214 o dsa-with-SHA224 and dsa-with-SHA256 signature types. 215 o Opaque PRF Input TLS extension support. 216 o Updated time routines to avoid OS limitations. 217 218 Major changes between OpenSSL 0.9.8m and OpenSSL 0.9.8n [24 Mar 2010]: 219 220 o CFB cipher definition fixes. 221 o Fix security issues CVE-2010-0740 and CVE-2010-0433. 222 223 Major changes between OpenSSL 0.9.8l and OpenSSL 0.9.8m [25 Feb 2010]: 224 225 o Cipher definition fixes. 226 o Workaround for slow RAND_poll() on some WIN32 versions. 227 o Remove MD2 from algorithm tables. 228 o SPKAC handling fixes. 229 o Support for RFC5746 TLS renegotiation extension. 230 o Compression memory leak fixed. 231 o Compression session resumption fixed. 232 o Ticket and SNI coexistence fixes. 233 o Many fixes to DTLS handling. 234 235 Major changes between OpenSSL 0.9.8k and OpenSSL 0.9.8l [5 Nov 2009]: 236 237 o Temporary work around for CVE-2009-3555: disable renegotiation. 238 239 Major changes between OpenSSL 0.9.8j and OpenSSL 0.9.8k [25 Mar 2009]: 240 241 o Fix various build issues. 242 o Fix security issues (CVE-2009-0590, CVE-2009-0591, CVE-2009-0789) 243 244 Major changes between OpenSSL 0.9.8i and OpenSSL 0.9.8j [7 Jan 2009]: 245 246 o Fix security issue (CVE-2008-5077) 247 o Merge FIPS 140-2 branch code. 248 249 Major changes between OpenSSL 0.9.8g and OpenSSL 0.9.8h [28 May 2008]: 250 251 o CryptoAPI ENGINE support. 252 o Various precautionary measures. 253 o Fix for bugs affecting certificate request creation. 254 o Support for local machine keyset attribute in PKCS#12 files. 255 256 Major changes between OpenSSL 0.9.8f and OpenSSL 0.9.8g [19 Oct 2007]: 257 258 o Backport of CMS functionality to 0.9.8. 259 o Fixes for bugs introduced with 0.9.8f. 260 261 Major changes between OpenSSL 0.9.8e and OpenSSL 0.9.8f [11 Oct 2007]: 262 263 o Add gcc 4.2 support. 264 o Add support for AES and SSE2 assembly lanugauge optimization 265 for VC++ build. 266 o Support for RFC4507bis and server name extensions if explicitly 267 selected at compile time. 268 o DTLS improvements. 269 o RFC4507bis support. 270 o TLS Extensions support. 271 272 Major changes between OpenSSL 0.9.8d and OpenSSL 0.9.8e [23 Feb 2007]: 273 274 o Various ciphersuite selection fixes. 275 o RFC3779 support. 276 277 Major changes between OpenSSL 0.9.8c and OpenSSL 0.9.8d [28 Sep 2006]: 278 279 o Introduce limits to prevent malicious key DoS (CVE-2006-2940) 280 o Fix security issues (CVE-2006-2937, CVE-2006-3737, CVE-2006-4343) 281 o Changes to ciphersuite selection algorithm 282 283 Major changes between OpenSSL 0.9.8b and OpenSSL 0.9.8c [5 Sep 2006]: 284 285 o Fix Daniel Bleichenbacher forged signature attack, CVE-2006-4339 286 o New cipher Camellia 287 288 Major changes between OpenSSL 0.9.8a and OpenSSL 0.9.8b [4 May 2006]: 289 290 o Cipher string fixes. 291 o Fixes for VC++ 2005. 292 o Updated ECC cipher suite support. 293 o New functions EVP_CIPHER_CTX_new() and EVP_CIPHER_CTX_free(). 294 o Zlib compression usage fixes. 295 o Built in dynamic engine compilation support on Win32. 296 o Fixes auto dynamic engine loading in Win32. 297 298 Major changes between OpenSSL 0.9.8 and OpenSSL 0.9.8a [11 Oct 2005]: 299 300 o Fix potential SSL 2.0 rollback, CVE-2005-2969 301 o Extended Windows CE support 302 303 Major changes between OpenSSL 0.9.7g and OpenSSL 0.9.8 [5 Jul 2005]: 304 305 o Major work on the BIGNUM library for higher efficiency and to 306 make operations more streamlined and less contradictory. This 307 is the result of a major audit of the BIGNUM library. 308 o Addition of BIGNUM functions for fields GF(2^m) and NIST 309 curves, to support the Elliptic Crypto functions. 310 o Major work on Elliptic Crypto; ECDH and ECDSA added, including 311 the use through EVP, X509 and ENGINE. 312 o New ASN.1 mini-compiler that's usable through the OpenSSL 313 configuration file. 314 o Added support for ASN.1 indefinite length constructed encoding. 315 o New PKCS#12 'medium level' API to manipulate PKCS#12 files. 316 o Complete rework of shared library construction and linking 317 programs with shared or static libraries, through a separate 318 Makefile.shared. 319 o Rework of the passing of parameters from one Makefile to another. 320 o Changed ENGINE framework to load dynamic engine modules 321 automatically from specifically given directories. 322 o New structure and ASN.1 functions for CertificatePair. 323 o Changed the ZLIB compression method to be stateful. 324 o Changed the key-generation and primality testing "progress" 325 mechanism to take a structure that contains the ticker 326 function and an argument. 327 o New engine module: GMP (performs private key exponentiation). 328 o New engine module: VIA PadLOck ACE extension in VIA C3 329 Nehemiah processors. 330 o Added support for IPv6 addresses in certificate extensions. 331 See RFC 1884, section 2.2. 332 o Added support for certificate policy mappings, policy 333 constraints and name constraints. 334 o Added support for multi-valued AVAs in the OpenSSL 335 configuration file. 336 o Added support for multiple certificates with the same subject 337 in the 'openssl ca' index file. 338 o Make it possible to create self-signed certificates using 339 'openssl ca -selfsign'. 340 o Make it possible to generate a serial number file with 341 'openssl ca -create_serial'. 342 o New binary search functions with extended functionality. 343 o New BUF functions. 344 o New STORE structure and library to provide an interface to all 345 sorts of data repositories. Supports storage of public and 346 private keys, certificates, CRLs, numbers and arbitrary blobs. 347 This library is unfortunately unfinished and unused withing 348 OpenSSL. 349 o New control functions for the error stack. 350 o Changed the PKCS#7 library to support one-pass S/MIME 351 processing. 352 o Added the possibility to compile without old deprecated 353 functionality with the OPENSSL_NO_DEPRECATED macro or the 354 'no-deprecated' argument to the config and Configure scripts. 355 o Constification of all ASN.1 conversion functions, and other 356 affected functions. 357 o Improved platform support for PowerPC. 358 o New FIPS 180-2 algorithms (SHA-224, -256, -384 and -512). 359 o New X509_VERIFY_PARAM structure to support parametrisation 360 of X.509 path validation. 361 o Major overhaul of RC4 performance on Intel P4, IA-64 and 362 AMD64. 363 o Changed the Configure script to have some algorithms disabled 364 by default. Those can be explicitely enabled with the new 365 argument form 'enable-xxx'. 366 o Change the default digest in 'openssl' commands from MD5 to 367 SHA-1. 368 o Added support for DTLS. 369 o New BIGNUM blinding. 370 o Added support for the RSA-PSS encryption scheme 371 o Added support for the RSA X.931 padding. 372 o Added support for BSD sockets on NetWare. 373 o Added support for files larger than 2GB. 374 o Added initial support for Win64. 375 o Added alternate pkg-config files. 376 377 Major changes between OpenSSL 0.9.7l and OpenSSL 0.9.7m [23 Feb 2007]: 378 379 o FIPS 1.1.1 module linking. 380 o Various ciphersuite selection fixes. 381 382 Major changes between OpenSSL 0.9.7k and OpenSSL 0.9.7l [28 Sep 2006]: 383 384 o Introduce limits to prevent malicious key DoS (CVE-2006-2940) 385 o Fix security issues (CVE-2006-2937, CVE-2006-3737, CVE-2006-4343) 386 387 Major changes between OpenSSL 0.9.7j and OpenSSL 0.9.7k [5 Sep 2006]: 388 389 o Fix Daniel Bleichenbacher forged signature attack, CVE-2006-4339 390 391 Major changes between OpenSSL 0.9.7i and OpenSSL 0.9.7j [4 May 2006]: 392 393 o Visual C++ 2005 fixes. 394 o Update Windows build system for FIPS. 395 396 Major changes between OpenSSL 0.9.7h and OpenSSL 0.9.7i [14 Oct 2005]: 397 398 o Give EVP_MAX_MD_SIZE it's old value, except for a FIPS build. 399 400 Major changes between OpenSSL 0.9.7g and OpenSSL 0.9.7h [11 Oct 2005]: 401 402 o Fix SSL 2.0 Rollback, CVE-2005-2969 403 o Allow use of fixed-length exponent on DSA signing 404 o Default fixed-window RSA, DSA, DH private-key operations 405 406 Major changes between OpenSSL 0.9.7f and OpenSSL 0.9.7g [11 Apr 2005]: 407 408 o More compilation issues fixed. 409 o Adaptation to more modern Kerberos API. 410 o Enhanced or corrected configuration for Solaris64, Mingw and Cygwin. 411 o Enhanced x86_64 assembler BIGNUM module. 412 o More constification. 413 o Added processing of proxy certificates (RFC 3820). 414 415 Major changes between OpenSSL 0.9.7e and OpenSSL 0.9.7f [22 Mar 2005]: 416 417 o Several compilation issues fixed. 418 o Many memory allocation failure checks added. 419 o Improved comparison of X509 Name type. 420 o Mandatory basic checks on certificates. 421 o Performance improvements. 422 423 Major changes between OpenSSL 0.9.7d and OpenSSL 0.9.7e [25 Oct 2004]: 424 425 o Fix race condition in CRL checking code. 426 o Fixes to PKCS#7 (S/MIME) code. 427 428 Major changes between OpenSSL 0.9.7c and OpenSSL 0.9.7d [17 Mar 2004]: 429 430 o Security: Fix Kerberos ciphersuite SSL/TLS handshaking bug 431 o Security: Fix null-pointer assignment in do_change_cipher_spec() 432 o Allow multiple active certificates with same subject in CA index 433 o Multiple X509 verification fixes 434 o Speed up HMAC and other operations 435 436 Major changes between OpenSSL 0.9.7b and OpenSSL 0.9.7c [30 Sep 2003]: 437 438 o Security: fix various ASN1 parsing bugs. 439 o New -ignore_err option to OCSP utility. 440 o Various interop and bug fixes in S/MIME code. 441 o SSL/TLS protocol fix for unrequested client certificates. 442 443 Major changes between OpenSSL 0.9.7a and OpenSSL 0.9.7b [10 Apr 2003]: 444 445 o Security: counter the Klima-Pokorny-Rosa extension of 446 Bleichbacher's attack 447 o Security: make RSA blinding default. 448 o Configuration: Irix fixes, AIX fixes, better mingw support. 449 o Support for new platforms: linux-ia64-ecc. 450 o Build: shared library support fixes. 451 o ASN.1: treat domainComponent correctly. 452 o Documentation: fixes and additions. 453 454 Major changes between OpenSSL 0.9.7 and OpenSSL 0.9.7a [19 Feb 2003]: 455 456 o Security: Important security related bugfixes. 457 o Enhanced compatibility with MIT Kerberos. 458 o Can be built without the ENGINE framework. 459 o IA32 assembler enhancements. 460 o Support for new platforms: FreeBSD/IA64 and FreeBSD/Sparc64. 461 o Configuration: the no-err option now works properly. 462 o SSL/TLS: now handles manual certificate chain building. 463 o SSL/TLS: certain session ID malfunctions corrected. 464 465 Major changes between OpenSSL 0.9.6 and OpenSSL 0.9.7 [30 Dec 2002]: 466 467 o New library section OCSP. 468 o Complete rewrite of ASN1 code. 469 o CRL checking in verify code and openssl utility. 470 o Extension copying in 'ca' utility. 471 o Flexible display options in 'ca' utility. 472 o Provisional support for international characters with UTF8. 473 o Support for external crypto devices ('engine') is no longer 474 a separate distribution. 475 o New elliptic curve library section. 476 o New AES (Rijndael) library section. 477 o Support for new platforms: Windows CE, Tandem OSS, A/UX, AIX 64-bit, 478 Linux x86_64, Linux 64-bit on Sparc v9 479 o Extended support for some platforms: VxWorks 480 o Enhanced support for shared libraries. 481 o Now only builds PIC code when shared library support is requested. 482 o Support for pkg-config. 483 o Lots of new manuals. 484 o Makes symbolic links to or copies of manuals to cover all described 485 functions. 486 o Change DES API to clean up the namespace (some applications link also 487 against libdes providing similar functions having the same name). 488 Provide macros for backward compatibility (will be removed in the 489 future). 490 o Unify handling of cryptographic algorithms (software and engine) 491 to be available via EVP routines for asymmetric and symmetric ciphers. 492 o NCONF: new configuration handling routines. 493 o Change API to use more 'const' modifiers to improve error checking 494 and help optimizers. 495 o Finally remove references to RSAref. 496 o Reworked parts of the BIGNUM code. 497 o Support for new engines: Broadcom ubsec, Accelerated Encryption 498 Processing, IBM 4758. 499 o A few new engines added in the demos area. 500 o Extended and corrected OID (object identifier) table. 501 o PRNG: query at more locations for a random device, automatic query for 502 EGD style random sources at several locations. 503 o SSL/TLS: allow optional cipher choice according to server's preference. 504 o SSL/TLS: allow server to explicitly set new session ids. 505 o SSL/TLS: support Kerberos cipher suites (RFC2712). 506 Only supports MIT Kerberos for now. 507 o SSL/TLS: allow more precise control of renegotiations and sessions. 508 o SSL/TLS: add callback to retrieve SSL/TLS messages. 509 o SSL/TLS: support AES cipher suites (RFC3268). 510 511 Major changes between OpenSSL 0.9.6j and OpenSSL 0.9.6k [30 Sep 2003]: 512 513 o Security: fix various ASN1 parsing bugs. 514 o SSL/TLS protocol fix for unrequested client certificates. 515 516 Major changes between OpenSSL 0.9.6i and OpenSSL 0.9.6j [10 Apr 2003]: 517 518 o Security: counter the Klima-Pokorny-Rosa extension of 519 Bleichbacher's attack 520 o Security: make RSA blinding default. 521 o Build: shared library support fixes. 522 523 Major changes between OpenSSL 0.9.6h and OpenSSL 0.9.6i [19 Feb 2003]: 524 525 o Important security related bugfixes. 526 527 Major changes between OpenSSL 0.9.6g and OpenSSL 0.9.6h [5 Dec 2002]: 528 529 o New configuration targets for Tandem OSS and A/UX. 530 o New OIDs for Microsoft attributes. 531 o Better handling of SSL session caching. 532 o Better comparison of distinguished names. 533 o Better handling of shared libraries in a mixed GNU/non-GNU environment. 534 o Support assembler code with Borland C. 535 o Fixes for length problems. 536 o Fixes for uninitialised variables. 537 o Fixes for memory leaks, some unusual crashes and some race conditions. 538 o Fixes for smaller building problems. 539 o Updates of manuals, FAQ and other instructive documents. 540 541 Major changes between OpenSSL 0.9.6f and OpenSSL 0.9.6g [9 Aug 2002]: 542 543 o Important building fixes on Unix. 544 545 Major changes between OpenSSL 0.9.6e and OpenSSL 0.9.6f [8 Aug 2002]: 546 547 o Various important bugfixes. 548 549 Major changes between OpenSSL 0.9.6d and OpenSSL 0.9.6e [30 Jul 2002]: 550 551 o Important security related bugfixes. 552 o Various SSL/TLS library bugfixes. 553 554 Major changes between OpenSSL 0.9.6c and OpenSSL 0.9.6d [9 May 2002]: 555 556 o Various SSL/TLS library bugfixes. 557 o Fix DH parameter generation for 'non-standard' generators. 558 559 Major changes between OpenSSL 0.9.6b and OpenSSL 0.9.6c [21 Dec 2001]: 560 561 o Various SSL/TLS library bugfixes. 562 o BIGNUM library fixes. 563 o RSA OAEP and random number generation fixes. 564 o Object identifiers corrected and added. 565 o Add assembler BN routines for IA64. 566 o Add support for OS/390 Unix, UnixWare with gcc, OpenUNIX 8, 567 MIPS Linux; shared library support for Irix, HP-UX. 568 o Add crypto accelerator support for AEP, Baltimore SureWare, 569 Broadcom and Cryptographic Appliance's keyserver 570 [in 0.9.6c-engine release]. 571 572 Major changes between OpenSSL 0.9.6a and OpenSSL 0.9.6b [9 Jul 2001]: 573 574 o Security fix: PRNG improvements. 575 o Security fix: RSA OAEP check. 576 o Security fix: Reinsert and fix countermeasure to Bleichbacher's 577 attack. 578 o MIPS bug fix in BIGNUM. 579 o Bug fix in "openssl enc". 580 o Bug fix in X.509 printing routine. 581 o Bug fix in DSA verification routine and DSA S/MIME verification. 582 o Bug fix to make PRNG thread-safe. 583 o Bug fix in RAND_file_name(). 584 o Bug fix in compatibility mode trust settings. 585 o Bug fix in blowfish EVP. 586 o Increase default size for BIO buffering filter. 587 o Compatibility fixes in some scripts. 588 589 Major changes between OpenSSL 0.9.6 and OpenSSL 0.9.6a [5 Apr 2001]: 590 591 o Security fix: change behavior of OpenSSL to avoid using 592 environment variables when running as root. 593 o Security fix: check the result of RSA-CRT to reduce the 594 possibility of deducing the private key from an incorrectly 595 calculated signature. 596 o Security fix: prevent Bleichenbacher's DSA attack. 597 o Security fix: Zero the premaster secret after deriving the 598 master secret in DH ciphersuites. 599 o Reimplement SSL_peek(), which had various problems. 600 o Compatibility fix: the function des_encrypt() renamed to 601 des_encrypt1() to avoid clashes with some Unixen libc. 602 o Bug fixes for Win32, HP/UX and Irix. 603 o Bug fixes in BIGNUM, SSL, PKCS#7, PKCS#12, X.509, CONF and 604 memory checking routines. 605 o Bug fixes for RSA operations in threaded environments. 606 o Bug fixes in misc. openssl applications. 607 o Remove a few potential memory leaks. 608 o Add tighter checks of BIGNUM routines. 609 o Shared library support has been reworked for generality. 610 o More documentation. 611 o New function BN_rand_range(). 612 o Add "-rand" option to openssl s_client and s_server. 613 614 Major changes between OpenSSL 0.9.5a and OpenSSL 0.9.6 [10 Oct 2000]: 615 616 o Some documentation for BIO and SSL libraries. 617 o Enhanced chain verification using key identifiers. 618 o New sign and verify options to 'dgst' application. 619 o Support for DER and PEM encoded messages in 'smime' application. 620 o New 'rsautl' application, low level RSA utility. 621 o MD4 now included. 622 o Bugfix for SSL rollback padding check. 623 o Support for external crypto devices [1]. 624 o Enhanced EVP interface. 625 626 [1] The support for external crypto devices is currently a separate 627 distribution. See the file README.ENGINE. 628 629 Major changes between OpenSSL 0.9.5 and OpenSSL 0.9.5a [1 Apr 2000]: 630 631 o Bug fixes for Win32, SuSE Linux, NeXTSTEP and FreeBSD 2.2.8 632 o Shared library support for HPUX and Solaris-gcc 633 o Support of Linux/IA64 634 o Assembler support for Mingw32 635 o New 'rand' application 636 o New way to check for existence of algorithms from scripts 637 638 Major changes between OpenSSL 0.9.4 and OpenSSL 0.9.5 [25 May 2000]: 639 640 o S/MIME support in new 'smime' command 641 o Documentation for the OpenSSL command line application 642 o Automation of 'req' application 643 o Fixes to make s_client, s_server work under Windows 644 o Support for multiple fieldnames in SPKACs 645 o New SPKAC command line utilty and associated library functions 646 o Options to allow passwords to be obtained from various sources 647 o New public key PEM format and options to handle it 648 o Many other fixes and enhancements to command line utilities 649 o Usable certificate chain verification 650 o Certificate purpose checking 651 o Certificate trust settings 652 o Support of authority information access extension 653 o Extensions in certificate requests 654 o Simplified X509 name and attribute routines 655 o Initial (incomplete) support for international character sets 656 o New DH_METHOD, DSA_METHOD and enhanced RSA_METHOD 657 o Read only memory BIOs and simplified creation function 658 o TLS/SSL protocol bugfixes: Accept TLS 'client hello' in SSL 3.0 659 record; allow fragmentation and interleaving of handshake and other 660 data 661 o TLS/SSL code now "tolerates" MS SGC 662 o Work around for Netscape client certificate hang bug 663 o RSA_NULL option that removes RSA patent code but keeps other 664 RSA functionality 665 o Memory leak detection now allows applications to add extra information 666 via a per-thread stack 667 o PRNG robustness improved 668 o EGD support 669 o BIGNUM library bug fixes 670 o Faster DSA parameter generation 671 o Enhanced support for Alpha Linux 672 o Experimental MacOS support 673 674 Major changes between OpenSSL 0.9.3 and OpenSSL 0.9.4 [9 Aug 1999]: 675 676 o Transparent support for PKCS#8 format private keys: these are used 677 by several software packages and are more secure than the standard 678 form 679 o PKCS#5 v2.0 implementation 680 o Password callbacks have a new void * argument for application data 681 o Avoid various memory leaks 682 o New pipe-like BIO that allows using the SSL library when actual I/O 683 must be handled by the application (BIO pair) 684 685 Major changes between OpenSSL 0.9.2b and OpenSSL 0.9.3 [24 May 1999]: 686 o Lots of enhancements and cleanups to the Configuration mechanism 687 o RSA OEAP related fixes 688 o Added `openssl ca -revoke' option for revoking a certificate 689 o Source cleanups: const correctness, type-safe stacks and ASN.1 SETs 690 o Source tree cleanups: removed lots of obsolete files 691 o Thawte SXNet, certificate policies and CRL distribution points 692 extension support 693 o Preliminary (experimental) S/MIME support 694 o Support for ASN.1 UTF8String and VisibleString 695 o Full integration of PKCS#12 code 696 o Sparc assembler bignum implementation, optimized hash functions 697 o Option to disable selected ciphers 698 699 Major changes between OpenSSL 0.9.1c and OpenSSL 0.9.2b [22 Mar 1999]: 700 o Fixed a security hole related to session resumption 701 o Fixed RSA encryption routines for the p < q case 702 o "ALL" in cipher lists now means "everything except NULL ciphers" 703 o Support for Triple-DES CBCM cipher 704 o Support of Optimal Asymmetric Encryption Padding (OAEP) for RSA 705 o First support for new TLSv1 ciphers 706 o Added a few new BIOs (syslog BIO, reliable BIO) 707 o Extended support for DSA certificate/keys. 708 o Extended support for Certificate Signing Requests (CSR) 709 o Initial support for X.509v3 extensions 710 o Extended support for compression inside the SSL record layer 711 o Overhauled Win32 builds 712 o Cleanups and fixes to the Big Number (BN) library 713 o Support for ASN.1 GeneralizedTime 714 o Splitted ASN.1 SETs from SEQUENCEs 715 o ASN1 and PEM support for Netscape Certificate Sequences 716 o Overhauled Perl interface 717 o Lots of source tree cleanups. 718 o Lots of memory leak fixes. 719 o Lots of bug fixes. 720 721 Major changes between SSLeay 0.9.0b and OpenSSL 0.9.1c [23 Dec 1998]: 722 o Integration of the popular NO_RSA/NO_DSA patches 723 o Initial support for compression inside the SSL record layer 724 o Added BIO proxy and filtering functionality 725 o Extended Big Number (BN) library 726 o Added RIPE MD160 message digest 727 o Addeed support for RC2/64bit cipher 728 o Extended ASN.1 parser routines 729 o Adjustations of the source tree for CVS 730 o Support for various new platforms 731 732