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 1.0.2g and OpenSSL 1.0.2h [3 May 2016] 9 10 o Prevent padding oracle in AES-NI CBC MAC check (CVE-2016-2107) 11 o Fix EVP_EncodeUpdate overflow (CVE-2016-2105) 12 o Fix EVP_EncryptUpdate overflow (CVE-2016-2106) 13 o Prevent ASN.1 BIO excessive memory allocation (CVE-2016-2109) 14 o EBCDIC overread (CVE-2016-2176) 15 o Modify behavior of ALPN to invoke callback after SNI/servername 16 callback, such that updates to the SSL_CTX affect ALPN. 17 o Remove LOW from the DEFAULT cipher list. This removes singles DES from 18 the default. 19 o Only remove the SSLv2 methods with the no-ssl2-method option. 20 21 Major changes between OpenSSL 1.0.2f and OpenSSL 1.0.2g [1 Mar 2016] 22 23 o Disable weak ciphers in SSLv3 and up in default builds of OpenSSL. 24 o Disable SSLv2 default build, default negotiation and weak ciphers 25 (CVE-2016-0800) 26 o Fix a double-free in DSA code (CVE-2016-0705) 27 o Disable SRP fake user seed to address a server memory leak 28 (CVE-2016-0798) 29 o Fix BN_hex2bn/BN_dec2bn NULL pointer deref/heap corruption 30 (CVE-2016-0797) 31 o Fix memory issues in BIO_*printf functions (CVE-2016-0799) 32 o Fix side channel attack on modular exponentiation (CVE-2016-0702) 33 34 Major changes between OpenSSL 1.0.2e and OpenSSL 1.0.2f [28 Jan 2016] 35 36 o DH small subgroups (CVE-2016-0701) 37 o SSLv2 doesn't block disabled ciphers (CVE-2015-3197) 38 39 Major changes between OpenSSL 1.0.2d and OpenSSL 1.0.2e [3 Dec 2015] 40 41 o BN_mod_exp may produce incorrect results on x86_64 (CVE-2015-3193) 42 o Certificate verify crash with missing PSS parameter (CVE-2015-3194) 43 o X509_ATTRIBUTE memory leak (CVE-2015-3195) 44 o Rewrite EVP_DecodeUpdate (base64 decoding) to fix several bugs 45 o In DSA_generate_parameters_ex, if the provided seed is too short, 46 return an error 47 48 Major changes between OpenSSL 1.0.2c and OpenSSL 1.0.2d [9 Jul 2015] 49 50 o Alternate chains certificate forgery (CVE-2015-1793) 51 o Race condition handling PSK identify hint (CVE-2015-3196) 52 53 Major changes between OpenSSL 1.0.2b and OpenSSL 1.0.2c [12 Jun 2015] 54 55 o Fix HMAC ABI incompatibility 56 57 Major changes between OpenSSL 1.0.2a and OpenSSL 1.0.2b [11 Jun 2015] 58 59 o Malformed ECParameters causes infinite loop (CVE-2015-1788) 60 o Exploitable out-of-bounds read in X509_cmp_time (CVE-2015-1789) 61 o PKCS7 crash with missing EnvelopedContent (CVE-2015-1790) 62 o CMS verify infinite loop with unknown hash function (CVE-2015-1792) 63 o Race condition handling NewSessionTicket (CVE-2015-1791) 64 65 Major changes between OpenSSL 1.0.2 and OpenSSL 1.0.2a [19 Mar 2015] 66 67 o OpenSSL 1.0.2 ClientHello sigalgs DoS fix (CVE-2015-0291) 68 o Multiblock corrupted pointer fix (CVE-2015-0290) 69 o Segmentation fault in DTLSv1_listen fix (CVE-2015-0207) 70 o Segmentation fault in ASN1_TYPE_cmp fix (CVE-2015-0286) 71 o Segmentation fault for invalid PSS parameters fix (CVE-2015-0208) 72 o ASN.1 structure reuse memory corruption fix (CVE-2015-0287) 73 o PKCS7 NULL pointer dereferences fix (CVE-2015-0289) 74 o DoS via reachable assert in SSLv2 servers fix (CVE-2015-0293) 75 o Empty CKE with client auth and DHE fix (CVE-2015-1787) 76 o Handshake with unseeded PRNG fix (CVE-2015-0285) 77 o Use After Free following d2i_ECPrivatekey error fix (CVE-2015-0209) 78 o X509_to_X509_REQ NULL pointer deref fix (CVE-2015-0288) 79 o Removed the export ciphers from the DEFAULT ciphers 80 81 Major changes between OpenSSL 1.0.1l and OpenSSL 1.0.2 [22 Jan 2015]: 82 83 o Suite B support for TLS 1.2 and DTLS 1.2 84 o Support for DTLS 1.2 85 o TLS automatic EC curve selection. 86 o API to set TLS supported signature algorithms and curves 87 o SSL_CONF configuration API. 88 o TLS Brainpool support. 89 o ALPN support. 90 o CMS support for RSA-PSS, RSA-OAEP, ECDH and X9.42 DH. 91 92 Major changes between OpenSSL 1.0.1k and OpenSSL 1.0.1l [15 Jan 2015] 93 94 o Build fixes for the Windows and OpenVMS platforms 95 96 Major changes between OpenSSL 1.0.1j and OpenSSL 1.0.1k [8 Jan 2015] 97 98 o Fix for CVE-2014-3571 99 o Fix for CVE-2015-0206 100 o Fix for CVE-2014-3569 101 o Fix for CVE-2014-3572 102 o Fix for CVE-2015-0204 103 o Fix for CVE-2015-0205 104 o Fix for CVE-2014-8275 105 o Fix for CVE-2014-3570 106 107 Major changes between OpenSSL 1.0.1i and OpenSSL 1.0.1j [15 Oct 2014] 108 109 o Fix for CVE-2014-3513 110 o Fix for CVE-2014-3567 111 o Mitigation for CVE-2014-3566 (SSL protocol vulnerability) 112 o Fix for CVE-2014-3568 113 114 Major changes between OpenSSL 1.0.1h and OpenSSL 1.0.1i [6 Aug 2014] 115 116 o Fix for CVE-2014-3512 117 o Fix for CVE-2014-3511 118 o Fix for CVE-2014-3510 119 o Fix for CVE-2014-3507 120 o Fix for CVE-2014-3506 121 o Fix for CVE-2014-3505 122 o Fix for CVE-2014-3509 123 o Fix for CVE-2014-5139 124 o Fix for CVE-2014-3508 125 126 Major changes between OpenSSL 1.0.1g and OpenSSL 1.0.1h [5 Jun 2014] 127 128 o Fix for CVE-2014-0224 129 o Fix for CVE-2014-0221 130 o Fix for CVE-2014-0198 131 o Fix for CVE-2014-0195 132 o Fix for CVE-2014-3470 133 o Fix for CVE-2010-5298 134 135 Major changes between OpenSSL 1.0.1f and OpenSSL 1.0.1g [7 Apr 2014] 136 137 o Fix for CVE-2014-0160 138 o Add TLS padding extension workaround for broken servers. 139 o Fix for CVE-2014-0076 140 141 Major changes between OpenSSL 1.0.1e and OpenSSL 1.0.1f [6 Jan 2014] 142 143 o Don't include gmt_unix_time in TLS server and client random values 144 o Fix for TLS record tampering bug CVE-2013-4353 145 o Fix for TLS version checking bug CVE-2013-6449 146 o Fix for DTLS retransmission bug CVE-2013-6450 147 148 Major changes between OpenSSL 1.0.1d and OpenSSL 1.0.1e [11 Feb 2013]: 149 150 o Corrected fix for CVE-2013-0169 151 152 Major changes between OpenSSL 1.0.1c and OpenSSL 1.0.1d [4 Feb 2013]: 153 154 o Fix renegotiation in TLS 1.1, 1.2 by using the correct TLS version. 155 o Include the fips configuration module. 156 o Fix OCSP bad key DoS attack CVE-2013-0166 157 o Fix for SSL/TLS/DTLS CBC plaintext recovery attack CVE-2013-0169 158 o Fix for TLS AESNI record handling flaw CVE-2012-2686 159 160 Major changes between OpenSSL 1.0.1b and OpenSSL 1.0.1c [10 May 2012]: 161 162 o Fix TLS/DTLS record length checking bug CVE-2012-2333 163 o Don't attempt to use non-FIPS composite ciphers in FIPS mode. 164 165 Major changes between OpenSSL 1.0.1a and OpenSSL 1.0.1b [26 Apr 2012]: 166 167 o Fix compilation error on non-x86 platforms. 168 o Make FIPS capable OpenSSL ciphers work in non-FIPS mode. 169 o Fix SSL_OP_NO_TLSv1_1 clash with SSL_OP_ALL in OpenSSL 1.0.0 170 171 Major changes between OpenSSL 1.0.1 and OpenSSL 1.0.1a [19 Apr 2012]: 172 173 o Fix for ASN1 overflow bug CVE-2012-2110 174 o Workarounds for some servers that hang on long client hellos. 175 o Fix SEGV in AES code. 176 177 Major changes between OpenSSL 1.0.0h and OpenSSL 1.0.1 [14 Mar 2012]: 178 179 o TLS/DTLS heartbeat support. 180 o SCTP support. 181 o RFC 5705 TLS key material exporter. 182 o RFC 5764 DTLS-SRTP negotiation. 183 o Next Protocol Negotiation. 184 o PSS signatures in certificates, requests and CRLs. 185 o Support for password based recipient info for CMS. 186 o Support TLS v1.2 and TLS v1.1. 187 o Preliminary FIPS capability for unvalidated 2.0 FIPS module. 188 o SRP support. 189 190 Major changes between OpenSSL 1.0.0g and OpenSSL 1.0.0h [12 Mar 2012]: 191 192 o Fix for CMS/PKCS#7 MMA CVE-2012-0884 193 o Corrected fix for CVE-2011-4619 194 o Various DTLS fixes. 195 196 Major changes between OpenSSL 1.0.0f and OpenSSL 1.0.0g [18 Jan 2012]: 197 198 o Fix for DTLS DoS issue CVE-2012-0050 199 200 Major changes between OpenSSL 1.0.0e and OpenSSL 1.0.0f [4 Jan 2012]: 201 202 o Fix for DTLS plaintext recovery attack CVE-2011-4108 203 o Clear block padding bytes of SSL 3.0 records CVE-2011-4576 204 o Only allow one SGC handshake restart for SSL/TLS CVE-2011-4619 205 o Check parameters are not NULL in GOST ENGINE CVE-2012-0027 206 o Check for malformed RFC3779 data CVE-2011-4577 207 208 Major changes between OpenSSL 1.0.0d and OpenSSL 1.0.0e [6 Sep 2011]: 209 210 o Fix for CRL vulnerability issue CVE-2011-3207 211 o Fix for ECDH crashes CVE-2011-3210 212 o Protection against EC timing attacks. 213 o Support ECDH ciphersuites for certificates using SHA2 algorithms. 214 o Various DTLS fixes. 215 216 Major changes between OpenSSL 1.0.0c and OpenSSL 1.0.0d [8 Feb 2011]: 217 218 o Fix for security issue CVE-2011-0014 219 220 Major changes between OpenSSL 1.0.0b and OpenSSL 1.0.0c [2 Dec 2010]: 221 222 o Fix for security issue CVE-2010-4180 223 o Fix for CVE-2010-4252 224 o Fix mishandling of absent EC point format extension. 225 o Fix various platform compilation issues. 226 o Corrected fix for security issue CVE-2010-3864. 227 228 Major changes between OpenSSL 1.0.0a and OpenSSL 1.0.0b [16 Nov 2010]: 229 230 o Fix for security issue CVE-2010-3864. 231 o Fix for CVE-2010-2939 232 o Fix WIN32 build system for GOST ENGINE. 233 234 Major changes between OpenSSL 1.0.0 and OpenSSL 1.0.0a [1 Jun 2010]: 235 236 o Fix for security issue CVE-2010-1633. 237 o GOST MAC and CFB fixes. 238 239 Major changes between OpenSSL 0.9.8n and OpenSSL 1.0.0 [29 Mar 2010]: 240 241 o RFC3280 path validation: sufficient to process PKITS tests. 242 o Integrated support for PVK files and keyblobs. 243 o Change default private key format to PKCS#8. 244 o CMS support: able to process all examples in RFC4134 245 o Streaming ASN1 encode support for PKCS#7 and CMS. 246 o Multiple signer and signer add support for PKCS#7 and CMS. 247 o ASN1 printing support. 248 o Whirlpool hash algorithm added. 249 o RFC3161 time stamp support. 250 o New generalised public key API supporting ENGINE based algorithms. 251 o New generalised public key API utilities. 252 o New ENGINE supporting GOST algorithms. 253 o SSL/TLS GOST ciphersuite support. 254 o PKCS#7 and CMS GOST support. 255 o RFC4279 PSK ciphersuite support. 256 o Supported points format extension for ECC ciphersuites. 257 o ecdsa-with-SHA224/256/384/512 signature types. 258 o dsa-with-SHA224 and dsa-with-SHA256 signature types. 259 o Opaque PRF Input TLS extension support. 260 o Updated time routines to avoid OS limitations. 261 262 Major changes between OpenSSL 0.9.8m and OpenSSL 0.9.8n [24 Mar 2010]: 263 264 o CFB cipher definition fixes. 265 o Fix security issues CVE-2010-0740 and CVE-2010-0433. 266 267 Major changes between OpenSSL 0.9.8l and OpenSSL 0.9.8m [25 Feb 2010]: 268 269 o Cipher definition fixes. 270 o Workaround for slow RAND_poll() on some WIN32 versions. 271 o Remove MD2 from algorithm tables. 272 o SPKAC handling fixes. 273 o Support for RFC5746 TLS renegotiation extension. 274 o Compression memory leak fixed. 275 o Compression session resumption fixed. 276 o Ticket and SNI coexistence fixes. 277 o Many fixes to DTLS handling. 278 279 Major changes between OpenSSL 0.9.8k and OpenSSL 0.9.8l [5 Nov 2009]: 280 281 o Temporary work around for CVE-2009-3555: disable renegotiation. 282 283 Major changes between OpenSSL 0.9.8j and OpenSSL 0.9.8k [25 Mar 2009]: 284 285 o Fix various build issues. 286 o Fix security issues (CVE-2009-0590, CVE-2009-0591, CVE-2009-0789) 287 288 Major changes between OpenSSL 0.9.8i and OpenSSL 0.9.8j [7 Jan 2009]: 289 290 o Fix security issue (CVE-2008-5077) 291 o Merge FIPS 140-2 branch code. 292 293 Major changes between OpenSSL 0.9.8g and OpenSSL 0.9.8h [28 May 2008]: 294 295 o CryptoAPI ENGINE support. 296 o Various precautionary measures. 297 o Fix for bugs affecting certificate request creation. 298 o Support for local machine keyset attribute in PKCS#12 files. 299 300 Major changes between OpenSSL 0.9.8f and OpenSSL 0.9.8g [19 Oct 2007]: 301 302 o Backport of CMS functionality to 0.9.8. 303 o Fixes for bugs introduced with 0.9.8f. 304 305 Major changes between OpenSSL 0.9.8e and OpenSSL 0.9.8f [11 Oct 2007]: 306 307 o Add gcc 4.2 support. 308 o Add support for AES and SSE2 assembly lanugauge optimization 309 for VC++ build. 310 o Support for RFC4507bis and server name extensions if explicitly 311 selected at compile time. 312 o DTLS improvements. 313 o RFC4507bis support. 314 o TLS Extensions support. 315 316 Major changes between OpenSSL 0.9.8d and OpenSSL 0.9.8e [23 Feb 2007]: 317 318 o Various ciphersuite selection fixes. 319 o RFC3779 support. 320 321 Major changes between OpenSSL 0.9.8c and OpenSSL 0.9.8d [28 Sep 2006]: 322 323 o Introduce limits to prevent malicious key DoS (CVE-2006-2940) 324 o Fix security issues (CVE-2006-2937, CVE-2006-3737, CVE-2006-4343) 325 o Changes to ciphersuite selection algorithm 326 327 Major changes between OpenSSL 0.9.8b and OpenSSL 0.9.8c [5 Sep 2006]: 328 329 o Fix Daniel Bleichenbacher forged signature attack, CVE-2006-4339 330 o New cipher Camellia 331 332 Major changes between OpenSSL 0.9.8a and OpenSSL 0.9.8b [4 May 2006]: 333 334 o Cipher string fixes. 335 o Fixes for VC++ 2005. 336 o Updated ECC cipher suite support. 337 o New functions EVP_CIPHER_CTX_new() and EVP_CIPHER_CTX_free(). 338 o Zlib compression usage fixes. 339 o Built in dynamic engine compilation support on Win32. 340 o Fixes auto dynamic engine loading in Win32. 341 342 Major changes between OpenSSL 0.9.8 and OpenSSL 0.9.8a [11 Oct 2005]: 343 344 o Fix potential SSL 2.0 rollback, CVE-2005-2969 345 o Extended Windows CE support 346 347 Major changes between OpenSSL 0.9.7g and OpenSSL 0.9.8 [5 Jul 2005]: 348 349 o Major work on the BIGNUM library for higher efficiency and to 350 make operations more streamlined and less contradictory. This 351 is the result of a major audit of the BIGNUM library. 352 o Addition of BIGNUM functions for fields GF(2^m) and NIST 353 curves, to support the Elliptic Crypto functions. 354 o Major work on Elliptic Crypto; ECDH and ECDSA added, including 355 the use through EVP, X509 and ENGINE. 356 o New ASN.1 mini-compiler that's usable through the OpenSSL 357 configuration file. 358 o Added support for ASN.1 indefinite length constructed encoding. 359 o New PKCS#12 'medium level' API to manipulate PKCS#12 files. 360 o Complete rework of shared library construction and linking 361 programs with shared or static libraries, through a separate 362 Makefile.shared. 363 o Rework of the passing of parameters from one Makefile to another. 364 o Changed ENGINE framework to load dynamic engine modules 365 automatically from specifically given directories. 366 o New structure and ASN.1 functions for CertificatePair. 367 o Changed the ZLIB compression method to be stateful. 368 o Changed the key-generation and primality testing "progress" 369 mechanism to take a structure that contains the ticker 370 function and an argument. 371 o New engine module: GMP (performs private key exponentiation). 372 o New engine module: VIA PadLOck ACE extension in VIA C3 373 Nehemiah processors. 374 o Added support for IPv6 addresses in certificate extensions. 375 See RFC 1884, section 2.2. 376 o Added support for certificate policy mappings, policy 377 constraints and name constraints. 378 o Added support for multi-valued AVAs in the OpenSSL 379 configuration file. 380 o Added support for multiple certificates with the same subject 381 in the 'openssl ca' index file. 382 o Make it possible to create self-signed certificates using 383 'openssl ca -selfsign'. 384 o Make it possible to generate a serial number file with 385 'openssl ca -create_serial'. 386 o New binary search functions with extended functionality. 387 o New BUF functions. 388 o New STORE structure and library to provide an interface to all 389 sorts of data repositories. Supports storage of public and 390 private keys, certificates, CRLs, numbers and arbitrary blobs. 391 This library is unfortunately unfinished and unused withing 392 OpenSSL. 393 o New control functions for the error stack. 394 o Changed the PKCS#7 library to support one-pass S/MIME 395 processing. 396 o Added the possibility to compile without old deprecated 397 functionality with the OPENSSL_NO_DEPRECATED macro or the 398 'no-deprecated' argument to the config and Configure scripts. 399 o Constification of all ASN.1 conversion functions, and other 400 affected functions. 401 o Improved platform support for PowerPC. 402 o New FIPS 180-2 algorithms (SHA-224, -256, -384 and -512). 403 o New X509_VERIFY_PARAM structure to support parametrisation 404 of X.509 path validation. 405 o Major overhaul of RC4 performance on Intel P4, IA-64 and 406 AMD64. 407 o Changed the Configure script to have some algorithms disabled 408 by default. Those can be explicitely enabled with the new 409 argument form 'enable-xxx'. 410 o Change the default digest in 'openssl' commands from MD5 to 411 SHA-1. 412 o Added support for DTLS. 413 o New BIGNUM blinding. 414 o Added support for the RSA-PSS encryption scheme 415 o Added support for the RSA X.931 padding. 416 o Added support for BSD sockets on NetWare. 417 o Added support for files larger than 2GB. 418 o Added initial support for Win64. 419 o Added alternate pkg-config files. 420 421 Major changes between OpenSSL 0.9.7l and OpenSSL 0.9.7m [23 Feb 2007]: 422 423 o FIPS 1.1.1 module linking. 424 o Various ciphersuite selection fixes. 425 426 Major changes between OpenSSL 0.9.7k and OpenSSL 0.9.7l [28 Sep 2006]: 427 428 o Introduce limits to prevent malicious key DoS (CVE-2006-2940) 429 o Fix security issues (CVE-2006-2937, CVE-2006-3737, CVE-2006-4343) 430 431 Major changes between OpenSSL 0.9.7j and OpenSSL 0.9.7k [5 Sep 2006]: 432 433 o Fix Daniel Bleichenbacher forged signature attack, CVE-2006-4339 434 435 Major changes between OpenSSL 0.9.7i and OpenSSL 0.9.7j [4 May 2006]: 436 437 o Visual C++ 2005 fixes. 438 o Update Windows build system for FIPS. 439 440 Major changes between OpenSSL 0.9.7h and OpenSSL 0.9.7i [14 Oct 2005]: 441 442 o Give EVP_MAX_MD_SIZE it's old value, except for a FIPS build. 443 444 Major changes between OpenSSL 0.9.7g and OpenSSL 0.9.7h [11 Oct 2005]: 445 446 o Fix SSL 2.0 Rollback, CVE-2005-2969 447 o Allow use of fixed-length exponent on DSA signing 448 o Default fixed-window RSA, DSA, DH private-key operations 449 450 Major changes between OpenSSL 0.9.7f and OpenSSL 0.9.7g [11 Apr 2005]: 451 452 o More compilation issues fixed. 453 o Adaptation to more modern Kerberos API. 454 o Enhanced or corrected configuration for Solaris64, Mingw and Cygwin. 455 o Enhanced x86_64 assembler BIGNUM module. 456 o More constification. 457 o Added processing of proxy certificates (RFC 3820). 458 459 Major changes between OpenSSL 0.9.7e and OpenSSL 0.9.7f [22 Mar 2005]: 460 461 o Several compilation issues fixed. 462 o Many memory allocation failure checks added. 463 o Improved comparison of X509 Name type. 464 o Mandatory basic checks on certificates. 465 o Performance improvements. 466 467 Major changes between OpenSSL 0.9.7d and OpenSSL 0.9.7e [25 Oct 2004]: 468 469 o Fix race condition in CRL checking code. 470 o Fixes to PKCS#7 (S/MIME) code. 471 472 Major changes between OpenSSL 0.9.7c and OpenSSL 0.9.7d [17 Mar 2004]: 473 474 o Security: Fix Kerberos ciphersuite SSL/TLS handshaking bug 475 o Security: Fix null-pointer assignment in do_change_cipher_spec() 476 o Allow multiple active certificates with same subject in CA index 477 o Multiple X509 verification fixes 478 o Speed up HMAC and other operations 479 480 Major changes between OpenSSL 0.9.7b and OpenSSL 0.9.7c [30 Sep 2003]: 481 482 o Security: fix various ASN1 parsing bugs. 483 o New -ignore_err option to OCSP utility. 484 o Various interop and bug fixes in S/MIME code. 485 o SSL/TLS protocol fix for unrequested client certificates. 486 487 Major changes between OpenSSL 0.9.7a and OpenSSL 0.9.7b [10 Apr 2003]: 488 489 o Security: counter the Klima-Pokorny-Rosa extension of 490 Bleichbacher's attack 491 o Security: make RSA blinding default. 492 o Configuration: Irix fixes, AIX fixes, better mingw support. 493 o Support for new platforms: linux-ia64-ecc. 494 o Build: shared library support fixes. 495 o ASN.1: treat domainComponent correctly. 496 o Documentation: fixes and additions. 497 498 Major changes between OpenSSL 0.9.7 and OpenSSL 0.9.7a [19 Feb 2003]: 499 500 o Security: Important security related bugfixes. 501 o Enhanced compatibility with MIT Kerberos. 502 o Can be built without the ENGINE framework. 503 o IA32 assembler enhancements. 504 o Support for new platforms: FreeBSD/IA64 and FreeBSD/Sparc64. 505 o Configuration: the no-err option now works properly. 506 o SSL/TLS: now handles manual certificate chain building. 507 o SSL/TLS: certain session ID malfunctions corrected. 508 509 Major changes between OpenSSL 0.9.6 and OpenSSL 0.9.7 [30 Dec 2002]: 510 511 o New library section OCSP. 512 o Complete rewrite of ASN1 code. 513 o CRL checking in verify code and openssl utility. 514 o Extension copying in 'ca' utility. 515 o Flexible display options in 'ca' utility. 516 o Provisional support for international characters with UTF8. 517 o Support for external crypto devices ('engine') is no longer 518 a separate distribution. 519 o New elliptic curve library section. 520 o New AES (Rijndael) library section. 521 o Support for new platforms: Windows CE, Tandem OSS, A/UX, AIX 64-bit, 522 Linux x86_64, Linux 64-bit on Sparc v9 523 o Extended support for some platforms: VxWorks 524 o Enhanced support for shared libraries. 525 o Now only builds PIC code when shared library support is requested. 526 o Support for pkg-config. 527 o Lots of new manuals. 528 o Makes symbolic links to or copies of manuals to cover all described 529 functions. 530 o Change DES API to clean up the namespace (some applications link also 531 against libdes providing similar functions having the same name). 532 Provide macros for backward compatibility (will be removed in the 533 future). 534 o Unify handling of cryptographic algorithms (software and engine) 535 to be available via EVP routines for asymmetric and symmetric ciphers. 536 o NCONF: new configuration handling routines. 537 o Change API to use more 'const' modifiers to improve error checking 538 and help optimizers. 539 o Finally remove references to RSAref. 540 o Reworked parts of the BIGNUM code. 541 o Support for new engines: Broadcom ubsec, Accelerated Encryption 542 Processing, IBM 4758. 543 o A few new engines added in the demos area. 544 o Extended and corrected OID (object identifier) table. 545 o PRNG: query at more locations for a random device, automatic query for 546 EGD style random sources at several locations. 547 o SSL/TLS: allow optional cipher choice according to server's preference. 548 o SSL/TLS: allow server to explicitly set new session ids. 549 o SSL/TLS: support Kerberos cipher suites (RFC2712). 550 Only supports MIT Kerberos for now. 551 o SSL/TLS: allow more precise control of renegotiations and sessions. 552 o SSL/TLS: add callback to retrieve SSL/TLS messages. 553 o SSL/TLS: support AES cipher suites (RFC3268). 554 555 Major changes between OpenSSL 0.9.6j and OpenSSL 0.9.6k [30 Sep 2003]: 556 557 o Security: fix various ASN1 parsing bugs. 558 o SSL/TLS protocol fix for unrequested client certificates. 559 560 Major changes between OpenSSL 0.9.6i and OpenSSL 0.9.6j [10 Apr 2003]: 561 562 o Security: counter the Klima-Pokorny-Rosa extension of 563 Bleichbacher's attack 564 o Security: make RSA blinding default. 565 o Build: shared library support fixes. 566 567 Major changes between OpenSSL 0.9.6h and OpenSSL 0.9.6i [19 Feb 2003]: 568 569 o Important security related bugfixes. 570 571 Major changes between OpenSSL 0.9.6g and OpenSSL 0.9.6h [5 Dec 2002]: 572 573 o New configuration targets for Tandem OSS and A/UX. 574 o New OIDs for Microsoft attributes. 575 o Better handling of SSL session caching. 576 o Better comparison of distinguished names. 577 o Better handling of shared libraries in a mixed GNU/non-GNU environment. 578 o Support assembler code with Borland C. 579 o Fixes for length problems. 580 o Fixes for uninitialised variables. 581 o Fixes for memory leaks, some unusual crashes and some race conditions. 582 o Fixes for smaller building problems. 583 o Updates of manuals, FAQ and other instructive documents. 584 585 Major changes between OpenSSL 0.9.6f and OpenSSL 0.9.6g [9 Aug 2002]: 586 587 o Important building fixes on Unix. 588 589 Major changes between OpenSSL 0.9.6e and OpenSSL 0.9.6f [8 Aug 2002]: 590 591 o Various important bugfixes. 592 593 Major changes between OpenSSL 0.9.6d and OpenSSL 0.9.6e [30 Jul 2002]: 594 595 o Important security related bugfixes. 596 o Various SSL/TLS library bugfixes. 597 598 Major changes between OpenSSL 0.9.6c and OpenSSL 0.9.6d [9 May 2002]: 599 600 o Various SSL/TLS library bugfixes. 601 o Fix DH parameter generation for 'non-standard' generators. 602 603 Major changes between OpenSSL 0.9.6b and OpenSSL 0.9.6c [21 Dec 2001]: 604 605 o Various SSL/TLS library bugfixes. 606 o BIGNUM library fixes. 607 o RSA OAEP and random number generation fixes. 608 o Object identifiers corrected and added. 609 o Add assembler BN routines for IA64. 610 o Add support for OS/390 Unix, UnixWare with gcc, OpenUNIX 8, 611 MIPS Linux; shared library support for Irix, HP-UX. 612 o Add crypto accelerator support for AEP, Baltimore SureWare, 613 Broadcom and Cryptographic Appliance's keyserver 614 [in 0.9.6c-engine release]. 615 616 Major changes between OpenSSL 0.9.6a and OpenSSL 0.9.6b [9 Jul 2001]: 617 618 o Security fix: PRNG improvements. 619 o Security fix: RSA OAEP check. 620 o Security fix: Reinsert and fix countermeasure to Bleichbacher's 621 attack. 622 o MIPS bug fix in BIGNUM. 623 o Bug fix in "openssl enc". 624 o Bug fix in X.509 printing routine. 625 o Bug fix in DSA verification routine and DSA S/MIME verification. 626 o Bug fix to make PRNG thread-safe. 627 o Bug fix in RAND_file_name(). 628 o Bug fix in compatibility mode trust settings. 629 o Bug fix in blowfish EVP. 630 o Increase default size for BIO buffering filter. 631 o Compatibility fixes in some scripts. 632 633 Major changes between OpenSSL 0.9.6 and OpenSSL 0.9.6a [5 Apr 2001]: 634 635 o Security fix: change behavior of OpenSSL to avoid using 636 environment variables when running as root. 637 o Security fix: check the result of RSA-CRT to reduce the 638 possibility of deducing the private key from an incorrectly 639 calculated signature. 640 o Security fix: prevent Bleichenbacher's DSA attack. 641 o Security fix: Zero the premaster secret after deriving the 642 master secret in DH ciphersuites. 643 o Reimplement SSL_peek(), which had various problems. 644 o Compatibility fix: the function des_encrypt() renamed to 645 des_encrypt1() to avoid clashes with some Unixen libc. 646 o Bug fixes for Win32, HP/UX and Irix. 647 o Bug fixes in BIGNUM, SSL, PKCS#7, PKCS#12, X.509, CONF and 648 memory checking routines. 649 o Bug fixes for RSA operations in threaded environments. 650 o Bug fixes in misc. openssl applications. 651 o Remove a few potential memory leaks. 652 o Add tighter checks of BIGNUM routines. 653 o Shared library support has been reworked for generality. 654 o More documentation. 655 o New function BN_rand_range(). 656 o Add "-rand" option to openssl s_client and s_server. 657 658 Major changes between OpenSSL 0.9.5a and OpenSSL 0.9.6 [10 Oct 2000]: 659 660 o Some documentation for BIO and SSL libraries. 661 o Enhanced chain verification using key identifiers. 662 o New sign and verify options to 'dgst' application. 663 o Support for DER and PEM encoded messages in 'smime' application. 664 o New 'rsautl' application, low level RSA utility. 665 o MD4 now included. 666 o Bugfix for SSL rollback padding check. 667 o Support for external crypto devices [1]. 668 o Enhanced EVP interface. 669 670 [1] The support for external crypto devices is currently a separate 671 distribution. See the file README.ENGINE. 672 673 Major changes between OpenSSL 0.9.5 and OpenSSL 0.9.5a [1 Apr 2000]: 674 675 o Bug fixes for Win32, SuSE Linux, NeXTSTEP and FreeBSD 2.2.8 676 o Shared library support for HPUX and Solaris-gcc 677 o Support of Linux/IA64 678 o Assembler support for Mingw32 679 o New 'rand' application 680 o New way to check for existence of algorithms from scripts 681 682 Major changes between OpenSSL 0.9.4 and OpenSSL 0.9.5 [25 May 2000]: 683 684 o S/MIME support in new 'smime' command 685 o Documentation for the OpenSSL command line application 686 o Automation of 'req' application 687 o Fixes to make s_client, s_server work under Windows 688 o Support for multiple fieldnames in SPKACs 689 o New SPKAC command line utilty and associated library functions 690 o Options to allow passwords to be obtained from various sources 691 o New public key PEM format and options to handle it 692 o Many other fixes and enhancements to command line utilities 693 o Usable certificate chain verification 694 o Certificate purpose checking 695 o Certificate trust settings 696 o Support of authority information access extension 697 o Extensions in certificate requests 698 o Simplified X509 name and attribute routines 699 o Initial (incomplete) support for international character sets 700 o New DH_METHOD, DSA_METHOD and enhanced RSA_METHOD 701 o Read only memory BIOs and simplified creation function 702 o TLS/SSL protocol bugfixes: Accept TLS 'client hello' in SSL 3.0 703 record; allow fragmentation and interleaving of handshake and other 704 data 705 o TLS/SSL code now "tolerates" MS SGC 706 o Work around for Netscape client certificate hang bug 707 o RSA_NULL option that removes RSA patent code but keeps other 708 RSA functionality 709 o Memory leak detection now allows applications to add extra information 710 via a per-thread stack 711 o PRNG robustness improved 712 o EGD support 713 o BIGNUM library bug fixes 714 o Faster DSA parameter generation 715 o Enhanced support for Alpha Linux 716 o Experimental MacOS support 717 718 Major changes between OpenSSL 0.9.3 and OpenSSL 0.9.4 [9 Aug 1999]: 719 720 o Transparent support for PKCS#8 format private keys: these are used 721 by several software packages and are more secure than the standard 722 form 723 o PKCS#5 v2.0 implementation 724 o Password callbacks have a new void * argument for application data 725 o Avoid various memory leaks 726 o New pipe-like BIO that allows using the SSL library when actual I/O 727 must be handled by the application (BIO pair) 728 729 Major changes between OpenSSL 0.9.2b and OpenSSL 0.9.3 [24 May 1999]: 730 o Lots of enhancements and cleanups to the Configuration mechanism 731 o RSA OEAP related fixes 732 o Added `openssl ca -revoke' option for revoking a certificate 733 o Source cleanups: const correctness, type-safe stacks and ASN.1 SETs 734 o Source tree cleanups: removed lots of obsolete files 735 o Thawte SXNet, certificate policies and CRL distribution points 736 extension support 737 o Preliminary (experimental) S/MIME support 738 o Support for ASN.1 UTF8String and VisibleString 739 o Full integration of PKCS#12 code 740 o Sparc assembler bignum implementation, optimized hash functions 741 o Option to disable selected ciphers 742 743 Major changes between OpenSSL 0.9.1c and OpenSSL 0.9.2b [22 Mar 1999]: 744 o Fixed a security hole related to session resumption 745 o Fixed RSA encryption routines for the p < q case 746 o "ALL" in cipher lists now means "everything except NULL ciphers" 747 o Support for Triple-DES CBCM cipher 748 o Support of Optimal Asymmetric Encryption Padding (OAEP) for RSA 749 o First support for new TLSv1 ciphers 750 o Added a few new BIOs (syslog BIO, reliable BIO) 751 o Extended support for DSA certificate/keys. 752 o Extended support for Certificate Signing Requests (CSR) 753 o Initial support for X.509v3 extensions 754 o Extended support for compression inside the SSL record layer 755 o Overhauled Win32 builds 756 o Cleanups and fixes to the Big Number (BN) library 757 o Support for ASN.1 GeneralizedTime 758 o Splitted ASN.1 SETs from SEQUENCEs 759 o ASN1 and PEM support for Netscape Certificate Sequences 760 o Overhauled Perl interface 761 o Lots of source tree cleanups. 762 o Lots of memory leak fixes. 763 o Lots of bug fixes. 764 765 Major changes between SSLeay 0.9.0b and OpenSSL 0.9.1c [23 Dec 1998]: 766 o Integration of the popular NO_RSA/NO_DSA patches 767 o Initial support for compression inside the SSL record layer 768 o Added BIO proxy and filtering functionality 769 o Extended Big Number (BN) library 770 o Added RIPE MD160 message digest 771 o Addeed support for RC2/64bit cipher 772 o Extended ASN.1 parser routines 773 o Adjustations of the source tree for CVS 774 o Support for various new platforms 775 776