NEWS revision 306343
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 1.0.2i and OpenSSL 1.0.2j [26 Sep 2016] 9 10 o Fix Use After Free for large message sizes (CVE-2016-6309) 11 12 Major changes between OpenSSL 1.0.2h and OpenSSL 1.0.2i [22 Sep 2016] 13 14 o OCSP Status Request extension unbounded memory growth (CVE-2016-6304) 15 o SWEET32 Mitigation (CVE-2016-2183) 16 o OOB write in MDC2_Update() (CVE-2016-6303) 17 o Malformed SHA512 ticket DoS (CVE-2016-6302) 18 o OOB write in BN_bn2dec() (CVE-2016-2182) 19 o OOB read in TS_OBJ_print_bio() (CVE-2016-2180) 20 o Pointer arithmetic undefined behaviour (CVE-2016-2177) 21 o Constant time flag not preserved in DSA signing (CVE-2016-2178) 22 o DTLS buffered message DoS (CVE-2016-2179) 23 o DTLS replay protection DoS (CVE-2016-2181) 24 o Certificate message OOB reads (CVE-2016-6306) 25 26 Major changes between OpenSSL 1.0.2g and OpenSSL 1.0.2h [3 May 2016] 27 28 o Prevent padding oracle in AES-NI CBC MAC check (CVE-2016-2107) 29 o Fix EVP_EncodeUpdate overflow (CVE-2016-2105) 30 o Fix EVP_EncryptUpdate overflow (CVE-2016-2106) 31 o Prevent ASN.1 BIO excessive memory allocation (CVE-2016-2109) 32 o EBCDIC overread (CVE-2016-2176) 33 o Modify behavior of ALPN to invoke callback after SNI/servername 34 callback, such that updates to the SSL_CTX affect ALPN. 35 o Remove LOW from the DEFAULT cipher list. This removes singles DES from 36 the default. 37 o Only remove the SSLv2 methods with the no-ssl2-method option. 38 39 Major changes between OpenSSL 1.0.2f and OpenSSL 1.0.2g [1 Mar 2016] 40 41 o Disable weak ciphers in SSLv3 and up in default builds of OpenSSL. 42 o Disable SSLv2 default build, default negotiation and weak ciphers 43 (CVE-2016-0800) 44 o Fix a double-free in DSA code (CVE-2016-0705) 45 o Disable SRP fake user seed to address a server memory leak 46 (CVE-2016-0798) 47 o Fix BN_hex2bn/BN_dec2bn NULL pointer deref/heap corruption 48 (CVE-2016-0797) 49 o Fix memory issues in BIO_*printf functions (CVE-2016-0799) 50 o Fix side channel attack on modular exponentiation (CVE-2016-0702) 51 52 Major changes between OpenSSL 1.0.2e and OpenSSL 1.0.2f [28 Jan 2016] 53 54 o DH small subgroups (CVE-2016-0701) 55 o SSLv2 doesn't block disabled ciphers (CVE-2015-3197) 56 57 Major changes between OpenSSL 1.0.2d and OpenSSL 1.0.2e [3 Dec 2015] 58 59 o BN_mod_exp may produce incorrect results on x86_64 (CVE-2015-3193) 60 o Certificate verify crash with missing PSS parameter (CVE-2015-3194) 61 o X509_ATTRIBUTE memory leak (CVE-2015-3195) 62 o Rewrite EVP_DecodeUpdate (base64 decoding) to fix several bugs 63 o In DSA_generate_parameters_ex, if the provided seed is too short, 64 return an error 65 66 Major changes between OpenSSL 1.0.2c and OpenSSL 1.0.2d [9 Jul 2015] 67 68 o Alternate chains certificate forgery (CVE-2015-1793) 69 o Race condition handling PSK identify hint (CVE-2015-3196) 70 71 Major changes between OpenSSL 1.0.2b and OpenSSL 1.0.2c [12 Jun 2015] 72 73 o Fix HMAC ABI incompatibility 74 75 Major changes between OpenSSL 1.0.2a and OpenSSL 1.0.2b [11 Jun 2015] 76 77 o Malformed ECParameters causes infinite loop (CVE-2015-1788) 78 o Exploitable out-of-bounds read in X509_cmp_time (CVE-2015-1789) 79 o PKCS7 crash with missing EnvelopedContent (CVE-2015-1790) 80 o CMS verify infinite loop with unknown hash function (CVE-2015-1792) 81 o Race condition handling NewSessionTicket (CVE-2015-1791) 82 83 Major changes between OpenSSL 1.0.2 and OpenSSL 1.0.2a [19 Mar 2015] 84 85 o OpenSSL 1.0.2 ClientHello sigalgs DoS fix (CVE-2015-0291) 86 o Multiblock corrupted pointer fix (CVE-2015-0290) 87 o Segmentation fault in DTLSv1_listen fix (CVE-2015-0207) 88 o Segmentation fault in ASN1_TYPE_cmp fix (CVE-2015-0286) 89 o Segmentation fault for invalid PSS parameters fix (CVE-2015-0208) 90 o ASN.1 structure reuse memory corruption fix (CVE-2015-0287) 91 o PKCS7 NULL pointer dereferences fix (CVE-2015-0289) 92 o DoS via reachable assert in SSLv2 servers fix (CVE-2015-0293) 93 o Empty CKE with client auth and DHE fix (CVE-2015-1787) 94 o Handshake with unseeded PRNG fix (CVE-2015-0285) 95 o Use After Free following d2i_ECPrivatekey error fix (CVE-2015-0209) 96 o X509_to_X509_REQ NULL pointer deref fix (CVE-2015-0288) 97 o Removed the export ciphers from the DEFAULT ciphers 98 99 Major changes between OpenSSL 1.0.1l and OpenSSL 1.0.2 [22 Jan 2015]: 100 101 o Suite B support for TLS 1.2 and DTLS 1.2 102 o Support for DTLS 1.2 103 o TLS automatic EC curve selection. 104 o API to set TLS supported signature algorithms and curves 105 o SSL_CONF configuration API. 106 o TLS Brainpool support. 107 o ALPN support. 108 o CMS support for RSA-PSS, RSA-OAEP, ECDH and X9.42 DH. 109 110 Major changes between OpenSSL 1.0.1k and OpenSSL 1.0.1l [15 Jan 2015] 111 112 o Build fixes for the Windows and OpenVMS platforms 113 114 Major changes between OpenSSL 1.0.1j and OpenSSL 1.0.1k [8 Jan 2015] 115 116 o Fix for CVE-2014-3571 117 o Fix for CVE-2015-0206 118 o Fix for CVE-2014-3569 119 o Fix for CVE-2014-3572 120 o Fix for CVE-2015-0204 121 o Fix for CVE-2015-0205 122 o Fix for CVE-2014-8275 123 o Fix for CVE-2014-3570 124 125 Major changes between OpenSSL 1.0.1i and OpenSSL 1.0.1j [15 Oct 2014] 126 127 o Fix for CVE-2014-3513 128 o Fix for CVE-2014-3567 129 o Mitigation for CVE-2014-3566 (SSL protocol vulnerability) 130 o Fix for CVE-2014-3568 131 132 Major changes between OpenSSL 1.0.1h and OpenSSL 1.0.1i [6 Aug 2014] 133 134 o Fix for CVE-2014-3512 135 o Fix for CVE-2014-3511 136 o Fix for CVE-2014-3510 137 o Fix for CVE-2014-3507 138 o Fix for CVE-2014-3506 139 o Fix for CVE-2014-3505 140 o Fix for CVE-2014-3509 141 o Fix for CVE-2014-5139 142 o Fix for CVE-2014-3508 143 144 Major changes between OpenSSL 1.0.1g and OpenSSL 1.0.1h [5 Jun 2014] 145 146 o Fix for CVE-2014-0224 147 o Fix for CVE-2014-0221 148 o Fix for CVE-2014-0198 149 o Fix for CVE-2014-0195 150 o Fix for CVE-2014-3470 151 o Fix for CVE-2010-5298 152 153 Major changes between OpenSSL 1.0.1f and OpenSSL 1.0.1g [7 Apr 2014] 154 155 o Fix for CVE-2014-0160 156 o Add TLS padding extension workaround for broken servers. 157 o Fix for CVE-2014-0076 158 159 Major changes between OpenSSL 1.0.1e and OpenSSL 1.0.1f [6 Jan 2014] 160 161 o Don't include gmt_unix_time in TLS server and client random values 162 o Fix for TLS record tampering bug CVE-2013-4353 163 o Fix for TLS version checking bug CVE-2013-6449 164 o Fix for DTLS retransmission bug CVE-2013-6450 165 166 Major changes between OpenSSL 1.0.1d and OpenSSL 1.0.1e [11 Feb 2013]: 167 168 o Corrected fix for CVE-2013-0169 169 170 Major changes between OpenSSL 1.0.1c and OpenSSL 1.0.1d [4 Feb 2013]: 171 172 o Fix renegotiation in TLS 1.1, 1.2 by using the correct TLS version. 173 o Include the fips configuration module. 174 o Fix OCSP bad key DoS attack CVE-2013-0166 175 o Fix for SSL/TLS/DTLS CBC plaintext recovery attack CVE-2013-0169 176 o Fix for TLS AESNI record handling flaw CVE-2012-2686 177 178 Major changes between OpenSSL 1.0.1b and OpenSSL 1.0.1c [10 May 2012]: 179 180 o Fix TLS/DTLS record length checking bug CVE-2012-2333 181 o Don't attempt to use non-FIPS composite ciphers in FIPS mode. 182 183 Major changes between OpenSSL 1.0.1a and OpenSSL 1.0.1b [26 Apr 2012]: 184 185 o Fix compilation error on non-x86 platforms. 186 o Make FIPS capable OpenSSL ciphers work in non-FIPS mode. 187 o Fix SSL_OP_NO_TLSv1_1 clash with SSL_OP_ALL in OpenSSL 1.0.0 188 189 Major changes between OpenSSL 1.0.1 and OpenSSL 1.0.1a [19 Apr 2012]: 190 191 o Fix for ASN1 overflow bug CVE-2012-2110 192 o Workarounds for some servers that hang on long client hellos. 193 o Fix SEGV in AES code. 194 195 Major changes between OpenSSL 1.0.0h and OpenSSL 1.0.1 [14 Mar 2012]: 196 197 o TLS/DTLS heartbeat support. 198 o SCTP support. 199 o RFC 5705 TLS key material exporter. 200 o RFC 5764 DTLS-SRTP negotiation. 201 o Next Protocol Negotiation. 202 o PSS signatures in certificates, requests and CRLs. 203 o Support for password based recipient info for CMS. 204 o Support TLS v1.2 and TLS v1.1. 205 o Preliminary FIPS capability for unvalidated 2.0 FIPS module. 206 o SRP support. 207 208 Major changes between OpenSSL 1.0.0g and OpenSSL 1.0.0h [12 Mar 2012]: 209 210 o Fix for CMS/PKCS#7 MMA CVE-2012-0884 211 o Corrected fix for CVE-2011-4619 212 o Various DTLS fixes. 213 214 Major changes between OpenSSL 1.0.0f and OpenSSL 1.0.0g [18 Jan 2012]: 215 216 o Fix for DTLS DoS issue CVE-2012-0050 217 218 Major changes between OpenSSL 1.0.0e and OpenSSL 1.0.0f [4 Jan 2012]: 219 220 o Fix for DTLS plaintext recovery attack CVE-2011-4108 221 o Clear block padding bytes of SSL 3.0 records CVE-2011-4576 222 o Only allow one SGC handshake restart for SSL/TLS CVE-2011-4619 223 o Check parameters are not NULL in GOST ENGINE CVE-2012-0027 224 o Check for malformed RFC3779 data CVE-2011-4577 225 226 Major changes between OpenSSL 1.0.0d and OpenSSL 1.0.0e [6 Sep 2011]: 227 228 o Fix for CRL vulnerability issue CVE-2011-3207 229 o Fix for ECDH crashes CVE-2011-3210 230 o Protection against EC timing attacks. 231 o Support ECDH ciphersuites for certificates using SHA2 algorithms. 232 o Various DTLS fixes. 233 234 Major changes between OpenSSL 1.0.0c and OpenSSL 1.0.0d [8 Feb 2011]: 235 236 o Fix for security issue CVE-2011-0014 237 238 Major changes between OpenSSL 1.0.0b and OpenSSL 1.0.0c [2 Dec 2010]: 239 240 o Fix for security issue CVE-2010-4180 241 o Fix for CVE-2010-4252 242 o Fix mishandling of absent EC point format extension. 243 o Fix various platform compilation issues. 244 o Corrected fix for security issue CVE-2010-3864. 245 246 Major changes between OpenSSL 1.0.0a and OpenSSL 1.0.0b [16 Nov 2010]: 247 248 o Fix for security issue CVE-2010-3864. 249 o Fix for CVE-2010-2939 250 o Fix WIN32 build system for GOST ENGINE. 251 252 Major changes between OpenSSL 1.0.0 and OpenSSL 1.0.0a [1 Jun 2010]: 253 254 o Fix for security issue CVE-2010-1633. 255 o GOST MAC and CFB fixes. 256 257 Major changes between OpenSSL 0.9.8n and OpenSSL 1.0.0 [29 Mar 2010]: 258 259 o RFC3280 path validation: sufficient to process PKITS tests. 260 o Integrated support for PVK files and keyblobs. 261 o Change default private key format to PKCS#8. 262 o CMS support: able to process all examples in RFC4134 263 o Streaming ASN1 encode support for PKCS#7 and CMS. 264 o Multiple signer and signer add support for PKCS#7 and CMS. 265 o ASN1 printing support. 266 o Whirlpool hash algorithm added. 267 o RFC3161 time stamp support. 268 o New generalised public key API supporting ENGINE based algorithms. 269 o New generalised public key API utilities. 270 o New ENGINE supporting GOST algorithms. 271 o SSL/TLS GOST ciphersuite support. 272 o PKCS#7 and CMS GOST support. 273 o RFC4279 PSK ciphersuite support. 274 o Supported points format extension for ECC ciphersuites. 275 o ecdsa-with-SHA224/256/384/512 signature types. 276 o dsa-with-SHA224 and dsa-with-SHA256 signature types. 277 o Opaque PRF Input TLS extension support. 278 o Updated time routines to avoid OS limitations. 279 280 Major changes between OpenSSL 0.9.8m and OpenSSL 0.9.8n [24 Mar 2010]: 281 282 o CFB cipher definition fixes. 283 o Fix security issues CVE-2010-0740 and CVE-2010-0433. 284 285 Major changes between OpenSSL 0.9.8l and OpenSSL 0.9.8m [25 Feb 2010]: 286 287 o Cipher definition fixes. 288 o Workaround for slow RAND_poll() on some WIN32 versions. 289 o Remove MD2 from algorithm tables. 290 o SPKAC handling fixes. 291 o Support for RFC5746 TLS renegotiation extension. 292 o Compression memory leak fixed. 293 o Compression session resumption fixed. 294 o Ticket and SNI coexistence fixes. 295 o Many fixes to DTLS handling. 296 297 Major changes between OpenSSL 0.9.8k and OpenSSL 0.9.8l [5 Nov 2009]: 298 299 o Temporary work around for CVE-2009-3555: disable renegotiation. 300 301 Major changes between OpenSSL 0.9.8j and OpenSSL 0.9.8k [25 Mar 2009]: 302 303 o Fix various build issues. 304 o Fix security issues (CVE-2009-0590, CVE-2009-0591, CVE-2009-0789) 305 306 Major changes between OpenSSL 0.9.8i and OpenSSL 0.9.8j [7 Jan 2009]: 307 308 o Fix security issue (CVE-2008-5077) 309 o Merge FIPS 140-2 branch code. 310 311 Major changes between OpenSSL 0.9.8g and OpenSSL 0.9.8h [28 May 2008]: 312 313 o CryptoAPI ENGINE support. 314 o Various precautionary measures. 315 o Fix for bugs affecting certificate request creation. 316 o Support for local machine keyset attribute in PKCS#12 files. 317 318 Major changes between OpenSSL 0.9.8f and OpenSSL 0.9.8g [19 Oct 2007]: 319 320 o Backport of CMS functionality to 0.9.8. 321 o Fixes for bugs introduced with 0.9.8f. 322 323 Major changes between OpenSSL 0.9.8e and OpenSSL 0.9.8f [11 Oct 2007]: 324 325 o Add gcc 4.2 support. 326 o Add support for AES and SSE2 assembly lanugauge optimization 327 for VC++ build. 328 o Support for RFC4507bis and server name extensions if explicitly 329 selected at compile time. 330 o DTLS improvements. 331 o RFC4507bis support. 332 o TLS Extensions support. 333 334 Major changes between OpenSSL 0.9.8d and OpenSSL 0.9.8e [23 Feb 2007]: 335 336 o Various ciphersuite selection fixes. 337 o RFC3779 support. 338 339 Major changes between OpenSSL 0.9.8c and OpenSSL 0.9.8d [28 Sep 2006]: 340 341 o Introduce limits to prevent malicious key DoS (CVE-2006-2940) 342 o Fix security issues (CVE-2006-2937, CVE-2006-3737, CVE-2006-4343) 343 o Changes to ciphersuite selection algorithm 344 345 Major changes between OpenSSL 0.9.8b and OpenSSL 0.9.8c [5 Sep 2006]: 346 347 o Fix Daniel Bleichenbacher forged signature attack, CVE-2006-4339 348 o New cipher Camellia 349 350 Major changes between OpenSSL 0.9.8a and OpenSSL 0.9.8b [4 May 2006]: 351 352 o Cipher string fixes. 353 o Fixes for VC++ 2005. 354 o Updated ECC cipher suite support. 355 o New functions EVP_CIPHER_CTX_new() and EVP_CIPHER_CTX_free(). 356 o Zlib compression usage fixes. 357 o Built in dynamic engine compilation support on Win32. 358 o Fixes auto dynamic engine loading in Win32. 359 360 Major changes between OpenSSL 0.9.8 and OpenSSL 0.9.8a [11 Oct 2005]: 361 362 o Fix potential SSL 2.0 rollback, CVE-2005-2969 363 o Extended Windows CE support 364 365 Major changes between OpenSSL 0.9.7g and OpenSSL 0.9.8 [5 Jul 2005]: 366 367 o Major work on the BIGNUM library for higher efficiency and to 368 make operations more streamlined and less contradictory. This 369 is the result of a major audit of the BIGNUM library. 370 o Addition of BIGNUM functions for fields GF(2^m) and NIST 371 curves, to support the Elliptic Crypto functions. 372 o Major work on Elliptic Crypto; ECDH and ECDSA added, including 373 the use through EVP, X509 and ENGINE. 374 o New ASN.1 mini-compiler that's usable through the OpenSSL 375 configuration file. 376 o Added support for ASN.1 indefinite length constructed encoding. 377 o New PKCS#12 'medium level' API to manipulate PKCS#12 files. 378 o Complete rework of shared library construction and linking 379 programs with shared or static libraries, through a separate 380 Makefile.shared. 381 o Rework of the passing of parameters from one Makefile to another. 382 o Changed ENGINE framework to load dynamic engine modules 383 automatically from specifically given directories. 384 o New structure and ASN.1 functions for CertificatePair. 385 o Changed the ZLIB compression method to be stateful. 386 o Changed the key-generation and primality testing "progress" 387 mechanism to take a structure that contains the ticker 388 function and an argument. 389 o New engine module: GMP (performs private key exponentiation). 390 o New engine module: VIA PadLOck ACE extension in VIA C3 391 Nehemiah processors. 392 o Added support for IPv6 addresses in certificate extensions. 393 See RFC 1884, section 2.2. 394 o Added support for certificate policy mappings, policy 395 constraints and name constraints. 396 o Added support for multi-valued AVAs in the OpenSSL 397 configuration file. 398 o Added support for multiple certificates with the same subject 399 in the 'openssl ca' index file. 400 o Make it possible to create self-signed certificates using 401 'openssl ca -selfsign'. 402 o Make it possible to generate a serial number file with 403 'openssl ca -create_serial'. 404 o New binary search functions with extended functionality. 405 o New BUF functions. 406 o New STORE structure and library to provide an interface to all 407 sorts of data repositories. Supports storage of public and 408 private keys, certificates, CRLs, numbers and arbitrary blobs. 409 This library is unfortunately unfinished and unused withing 410 OpenSSL. 411 o New control functions for the error stack. 412 o Changed the PKCS#7 library to support one-pass S/MIME 413 processing. 414 o Added the possibility to compile without old deprecated 415 functionality with the OPENSSL_NO_DEPRECATED macro or the 416 'no-deprecated' argument to the config and Configure scripts. 417 o Constification of all ASN.1 conversion functions, and other 418 affected functions. 419 o Improved platform support for PowerPC. 420 o New FIPS 180-2 algorithms (SHA-224, -256, -384 and -512). 421 o New X509_VERIFY_PARAM structure to support parametrisation 422 of X.509 path validation. 423 o Major overhaul of RC4 performance on Intel P4, IA-64 and 424 AMD64. 425 o Changed the Configure script to have some algorithms disabled 426 by default. Those can be explicitely enabled with the new 427 argument form 'enable-xxx'. 428 o Change the default digest in 'openssl' commands from MD5 to 429 SHA-1. 430 o Added support for DTLS. 431 o New BIGNUM blinding. 432 o Added support for the RSA-PSS encryption scheme 433 o Added support for the RSA X.931 padding. 434 o Added support for BSD sockets on NetWare. 435 o Added support for files larger than 2GB. 436 o Added initial support for Win64. 437 o Added alternate pkg-config files. 438 439 Major changes between OpenSSL 0.9.7l and OpenSSL 0.9.7m [23 Feb 2007]: 440 441 o FIPS 1.1.1 module linking. 442 o Various ciphersuite selection fixes. 443 444 Major changes between OpenSSL 0.9.7k and OpenSSL 0.9.7l [28 Sep 2006]: 445 446 o Introduce limits to prevent malicious key DoS (CVE-2006-2940) 447 o Fix security issues (CVE-2006-2937, CVE-2006-3737, CVE-2006-4343) 448 449 Major changes between OpenSSL 0.9.7j and OpenSSL 0.9.7k [5 Sep 2006]: 450 451 o Fix Daniel Bleichenbacher forged signature attack, CVE-2006-4339 452 453 Major changes between OpenSSL 0.9.7i and OpenSSL 0.9.7j [4 May 2006]: 454 455 o Visual C++ 2005 fixes. 456 o Update Windows build system for FIPS. 457 458 Major changes between OpenSSL 0.9.7h and OpenSSL 0.9.7i [14 Oct 2005]: 459 460 o Give EVP_MAX_MD_SIZE it's old value, except for a FIPS build. 461 462 Major changes between OpenSSL 0.9.7g and OpenSSL 0.9.7h [11 Oct 2005]: 463 464 o Fix SSL 2.0 Rollback, CVE-2005-2969 465 o Allow use of fixed-length exponent on DSA signing 466 o Default fixed-window RSA, DSA, DH private-key operations 467 468 Major changes between OpenSSL 0.9.7f and OpenSSL 0.9.7g [11 Apr 2005]: 469 470 o More compilation issues fixed. 471 o Adaptation to more modern Kerberos API. 472 o Enhanced or corrected configuration for Solaris64, Mingw and Cygwin. 473 o Enhanced x86_64 assembler BIGNUM module. 474 o More constification. 475 o Added processing of proxy certificates (RFC 3820). 476 477 Major changes between OpenSSL 0.9.7e and OpenSSL 0.9.7f [22 Mar 2005]: 478 479 o Several compilation issues fixed. 480 o Many memory allocation failure checks added. 481 o Improved comparison of X509 Name type. 482 o Mandatory basic checks on certificates. 483 o Performance improvements. 484 485 Major changes between OpenSSL 0.9.7d and OpenSSL 0.9.7e [25 Oct 2004]: 486 487 o Fix race condition in CRL checking code. 488 o Fixes to PKCS#7 (S/MIME) code. 489 490 Major changes between OpenSSL 0.9.7c and OpenSSL 0.9.7d [17 Mar 2004]: 491 492 o Security: Fix Kerberos ciphersuite SSL/TLS handshaking bug 493 o Security: Fix null-pointer assignment in do_change_cipher_spec() 494 o Allow multiple active certificates with same subject in CA index 495 o Multiple X509 verification fixes 496 o Speed up HMAC and other operations 497 498 Major changes between OpenSSL 0.9.7b and OpenSSL 0.9.7c [30 Sep 2003]: 499 500 o Security: fix various ASN1 parsing bugs. 501 o New -ignore_err option to OCSP utility. 502 o Various interop and bug fixes in S/MIME code. 503 o SSL/TLS protocol fix for unrequested client certificates. 504 505 Major changes between OpenSSL 0.9.7a and OpenSSL 0.9.7b [10 Apr 2003]: 506 507 o Security: counter the Klima-Pokorny-Rosa extension of 508 Bleichbacher's attack 509 o Security: make RSA blinding default. 510 o Configuration: Irix fixes, AIX fixes, better mingw support. 511 o Support for new platforms: linux-ia64-ecc. 512 o Build: shared library support fixes. 513 o ASN.1: treat domainComponent correctly. 514 o Documentation: fixes and additions. 515 516 Major changes between OpenSSL 0.9.7 and OpenSSL 0.9.7a [19 Feb 2003]: 517 518 o Security: Important security related bugfixes. 519 o Enhanced compatibility with MIT Kerberos. 520 o Can be built without the ENGINE framework. 521 o IA32 assembler enhancements. 522 o Support for new platforms: FreeBSD/IA64 and FreeBSD/Sparc64. 523 o Configuration: the no-err option now works properly. 524 o SSL/TLS: now handles manual certificate chain building. 525 o SSL/TLS: certain session ID malfunctions corrected. 526 527 Major changes between OpenSSL 0.9.6 and OpenSSL 0.9.7 [30 Dec 2002]: 528 529 o New library section OCSP. 530 o Complete rewrite of ASN1 code. 531 o CRL checking in verify code and openssl utility. 532 o Extension copying in 'ca' utility. 533 o Flexible display options in 'ca' utility. 534 o Provisional support for international characters with UTF8. 535 o Support for external crypto devices ('engine') is no longer 536 a separate distribution. 537 o New elliptic curve library section. 538 o New AES (Rijndael) library section. 539 o Support for new platforms: Windows CE, Tandem OSS, A/UX, AIX 64-bit, 540 Linux x86_64, Linux 64-bit on Sparc v9 541 o Extended support for some platforms: VxWorks 542 o Enhanced support for shared libraries. 543 o Now only builds PIC code when shared library support is requested. 544 o Support for pkg-config. 545 o Lots of new manuals. 546 o Makes symbolic links to or copies of manuals to cover all described 547 functions. 548 o Change DES API to clean up the namespace (some applications link also 549 against libdes providing similar functions having the same name). 550 Provide macros for backward compatibility (will be removed in the 551 future). 552 o Unify handling of cryptographic algorithms (software and engine) 553 to be available via EVP routines for asymmetric and symmetric ciphers. 554 o NCONF: new configuration handling routines. 555 o Change API to use more 'const' modifiers to improve error checking 556 and help optimizers. 557 o Finally remove references to RSAref. 558 o Reworked parts of the BIGNUM code. 559 o Support for new engines: Broadcom ubsec, Accelerated Encryption 560 Processing, IBM 4758. 561 o A few new engines added in the demos area. 562 o Extended and corrected OID (object identifier) table. 563 o PRNG: query at more locations for a random device, automatic query for 564 EGD style random sources at several locations. 565 o SSL/TLS: allow optional cipher choice according to server's preference. 566 o SSL/TLS: allow server to explicitly set new session ids. 567 o SSL/TLS: support Kerberos cipher suites (RFC2712). 568 Only supports MIT Kerberos for now. 569 o SSL/TLS: allow more precise control of renegotiations and sessions. 570 o SSL/TLS: add callback to retrieve SSL/TLS messages. 571 o SSL/TLS: support AES cipher suites (RFC3268). 572 573 Major changes between OpenSSL 0.9.6j and OpenSSL 0.9.6k [30 Sep 2003]: 574 575 o Security: fix various ASN1 parsing bugs. 576 o SSL/TLS protocol fix for unrequested client certificates. 577 578 Major changes between OpenSSL 0.9.6i and OpenSSL 0.9.6j [10 Apr 2003]: 579 580 o Security: counter the Klima-Pokorny-Rosa extension of 581 Bleichbacher's attack 582 o Security: make RSA blinding default. 583 o Build: shared library support fixes. 584 585 Major changes between OpenSSL 0.9.6h and OpenSSL 0.9.6i [19 Feb 2003]: 586 587 o Important security related bugfixes. 588 589 Major changes between OpenSSL 0.9.6g and OpenSSL 0.9.6h [5 Dec 2002]: 590 591 o New configuration targets for Tandem OSS and A/UX. 592 o New OIDs for Microsoft attributes. 593 o Better handling of SSL session caching. 594 o Better comparison of distinguished names. 595 o Better handling of shared libraries in a mixed GNU/non-GNU environment. 596 o Support assembler code with Borland C. 597 o Fixes for length problems. 598 o Fixes for uninitialised variables. 599 o Fixes for memory leaks, some unusual crashes and some race conditions. 600 o Fixes for smaller building problems. 601 o Updates of manuals, FAQ and other instructive documents. 602 603 Major changes between OpenSSL 0.9.6f and OpenSSL 0.9.6g [9 Aug 2002]: 604 605 o Important building fixes on Unix. 606 607 Major changes between OpenSSL 0.9.6e and OpenSSL 0.9.6f [8 Aug 2002]: 608 609 o Various important bugfixes. 610 611 Major changes between OpenSSL 0.9.6d and OpenSSL 0.9.6e [30 Jul 2002]: 612 613 o Important security related bugfixes. 614 o Various SSL/TLS library bugfixes. 615 616 Major changes between OpenSSL 0.9.6c and OpenSSL 0.9.6d [9 May 2002]: 617 618 o Various SSL/TLS library bugfixes. 619 o Fix DH parameter generation for 'non-standard' generators. 620 621 Major changes between OpenSSL 0.9.6b and OpenSSL 0.9.6c [21 Dec 2001]: 622 623 o Various SSL/TLS library bugfixes. 624 o BIGNUM library fixes. 625 o RSA OAEP and random number generation fixes. 626 o Object identifiers corrected and added. 627 o Add assembler BN routines for IA64. 628 o Add support for OS/390 Unix, UnixWare with gcc, OpenUNIX 8, 629 MIPS Linux; shared library support for Irix, HP-UX. 630 o Add crypto accelerator support for AEP, Baltimore SureWare, 631 Broadcom and Cryptographic Appliance's keyserver 632 [in 0.9.6c-engine release]. 633 634 Major changes between OpenSSL 0.9.6a and OpenSSL 0.9.6b [9 Jul 2001]: 635 636 o Security fix: PRNG improvements. 637 o Security fix: RSA OAEP check. 638 o Security fix: Reinsert and fix countermeasure to Bleichbacher's 639 attack. 640 o MIPS bug fix in BIGNUM. 641 o Bug fix in "openssl enc". 642 o Bug fix in X.509 printing routine. 643 o Bug fix in DSA verification routine and DSA S/MIME verification. 644 o Bug fix to make PRNG thread-safe. 645 o Bug fix in RAND_file_name(). 646 o Bug fix in compatibility mode trust settings. 647 o Bug fix in blowfish EVP. 648 o Increase default size for BIO buffering filter. 649 o Compatibility fixes in some scripts. 650 651 Major changes between OpenSSL 0.9.6 and OpenSSL 0.9.6a [5 Apr 2001]: 652 653 o Security fix: change behavior of OpenSSL to avoid using 654 environment variables when running as root. 655 o Security fix: check the result of RSA-CRT to reduce the 656 possibility of deducing the private key from an incorrectly 657 calculated signature. 658 o Security fix: prevent Bleichenbacher's DSA attack. 659 o Security fix: Zero the premaster secret after deriving the 660 master secret in DH ciphersuites. 661 o Reimplement SSL_peek(), which had various problems. 662 o Compatibility fix: the function des_encrypt() renamed to 663 des_encrypt1() to avoid clashes with some Unixen libc. 664 o Bug fixes for Win32, HP/UX and Irix. 665 o Bug fixes in BIGNUM, SSL, PKCS#7, PKCS#12, X.509, CONF and 666 memory checking routines. 667 o Bug fixes for RSA operations in threaded environments. 668 o Bug fixes in misc. openssl applications. 669 o Remove a few potential memory leaks. 670 o Add tighter checks of BIGNUM routines. 671 o Shared library support has been reworked for generality. 672 o More documentation. 673 o New function BN_rand_range(). 674 o Add "-rand" option to openssl s_client and s_server. 675 676 Major changes between OpenSSL 0.9.5a and OpenSSL 0.9.6 [10 Oct 2000]: 677 678 o Some documentation for BIO and SSL libraries. 679 o Enhanced chain verification using key identifiers. 680 o New sign and verify options to 'dgst' application. 681 o Support for DER and PEM encoded messages in 'smime' application. 682 o New 'rsautl' application, low level RSA utility. 683 o MD4 now included. 684 o Bugfix for SSL rollback padding check. 685 o Support for external crypto devices [1]. 686 o Enhanced EVP interface. 687 688 [1] The support for external crypto devices is currently a separate 689 distribution. See the file README.ENGINE. 690 691 Major changes between OpenSSL 0.9.5 and OpenSSL 0.9.5a [1 Apr 2000]: 692 693 o Bug fixes for Win32, SuSE Linux, NeXTSTEP and FreeBSD 2.2.8 694 o Shared library support for HPUX and Solaris-gcc 695 o Support of Linux/IA64 696 o Assembler support for Mingw32 697 o New 'rand' application 698 o New way to check for existence of algorithms from scripts 699 700 Major changes between OpenSSL 0.9.4 and OpenSSL 0.9.5 [25 May 2000]: 701 702 o S/MIME support in new 'smime' command 703 o Documentation for the OpenSSL command line application 704 o Automation of 'req' application 705 o Fixes to make s_client, s_server work under Windows 706 o Support for multiple fieldnames in SPKACs 707 o New SPKAC command line utilty and associated library functions 708 o Options to allow passwords to be obtained from various sources 709 o New public key PEM format and options to handle it 710 o Many other fixes and enhancements to command line utilities 711 o Usable certificate chain verification 712 o Certificate purpose checking 713 o Certificate trust settings 714 o Support of authority information access extension 715 o Extensions in certificate requests 716 o Simplified X509 name and attribute routines 717 o Initial (incomplete) support for international character sets 718 o New DH_METHOD, DSA_METHOD and enhanced RSA_METHOD 719 o Read only memory BIOs and simplified creation function 720 o TLS/SSL protocol bugfixes: Accept TLS 'client hello' in SSL 3.0 721 record; allow fragmentation and interleaving of handshake and other 722 data 723 o TLS/SSL code now "tolerates" MS SGC 724 o Work around for Netscape client certificate hang bug 725 o RSA_NULL option that removes RSA patent code but keeps other 726 RSA functionality 727 o Memory leak detection now allows applications to add extra information 728 via a per-thread stack 729 o PRNG robustness improved 730 o EGD support 731 o BIGNUM library bug fixes 732 o Faster DSA parameter generation 733 o Enhanced support for Alpha Linux 734 o Experimental MacOS support 735 736 Major changes between OpenSSL 0.9.3 and OpenSSL 0.9.4 [9 Aug 1999]: 737 738 o Transparent support for PKCS#8 format private keys: these are used 739 by several software packages and are more secure than the standard 740 form 741 o PKCS#5 v2.0 implementation 742 o Password callbacks have a new void * argument for application data 743 o Avoid various memory leaks 744 o New pipe-like BIO that allows using the SSL library when actual I/O 745 must be handled by the application (BIO pair) 746 747 Major changes between OpenSSL 0.9.2b and OpenSSL 0.9.3 [24 May 1999]: 748 o Lots of enhancements and cleanups to the Configuration mechanism 749 o RSA OEAP related fixes 750 o Added `openssl ca -revoke' option for revoking a certificate 751 o Source cleanups: const correctness, type-safe stacks and ASN.1 SETs 752 o Source tree cleanups: removed lots of obsolete files 753 o Thawte SXNet, certificate policies and CRL distribution points 754 extension support 755 o Preliminary (experimental) S/MIME support 756 o Support for ASN.1 UTF8String and VisibleString 757 o Full integration of PKCS#12 code 758 o Sparc assembler bignum implementation, optimized hash functions 759 o Option to disable selected ciphers 760 761 Major changes between OpenSSL 0.9.1c and OpenSSL 0.9.2b [22 Mar 1999]: 762 o Fixed a security hole related to session resumption 763 o Fixed RSA encryption routines for the p < q case 764 o "ALL" in cipher lists now means "everything except NULL ciphers" 765 o Support for Triple-DES CBCM cipher 766 o Support of Optimal Asymmetric Encryption Padding (OAEP) for RSA 767 o First support for new TLSv1 ciphers 768 o Added a few new BIOs (syslog BIO, reliable BIO) 769 o Extended support for DSA certificate/keys. 770 o Extended support for Certificate Signing Requests (CSR) 771 o Initial support for X.509v3 extensions 772 o Extended support for compression inside the SSL record layer 773 o Overhauled Win32 builds 774 o Cleanups and fixes to the Big Number (BN) library 775 o Support for ASN.1 GeneralizedTime 776 o Splitted ASN.1 SETs from SEQUENCEs 777 o ASN1 and PEM support for Netscape Certificate Sequences 778 o Overhauled Perl interface 779 o Lots of source tree cleanups. 780 o Lots of memory leak fixes. 781 o Lots of bug fixes. 782 783 Major changes between SSLeay 0.9.0b and OpenSSL 0.9.1c [23 Dec 1998]: 784 o Integration of the popular NO_RSA/NO_DSA patches 785 o Initial support for compression inside the SSL record layer 786 o Added BIO proxy and filtering functionality 787 o Extended Big Number (BN) library 788 o Added RIPE MD160 message digest 789 o Addeed support for RC2/64bit cipher 790 o Extended ASN.1 parser routines 791 o Adjustations of the source tree for CVS 792 o Support for various new platforms 793 794