NEWS revision 306195
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 1.0.2h and OpenSSL 1.0.2i [22 Sep 2016] 9 10 o OCSP Status Request extension unbounded memory growth (CVE-2016-6304) 11 o SWEET32 Mitigation (CVE-2016-2183) 12 o OOB write in MDC2_Update() (CVE-2016-6303) 13 o Malformed SHA512 ticket DoS (CVE-2016-6302) 14 o OOB write in BN_bn2dec() (CVE-2016-2182) 15 o OOB read in TS_OBJ_print_bio() (CVE-2016-2180) 16 o Pointer arithmetic undefined behaviour (CVE-2016-2177) 17 o Constant time flag not preserved in DSA signing (CVE-2016-2178) 18 o DTLS buffered message DoS (CVE-2016-2179) 19 o DTLS replay protection DoS (CVE-2016-2181) 20 o Certificate message OOB reads (CVE-2016-6306) 21 22 Major changes between OpenSSL 1.0.2g and OpenSSL 1.0.2h [3 May 2016] 23 24 o Prevent padding oracle in AES-NI CBC MAC check (CVE-2016-2107) 25 o Fix EVP_EncodeUpdate overflow (CVE-2016-2105) 26 o Fix EVP_EncryptUpdate overflow (CVE-2016-2106) 27 o Prevent ASN.1 BIO excessive memory allocation (CVE-2016-2109) 28 o EBCDIC overread (CVE-2016-2176) 29 o Modify behavior of ALPN to invoke callback after SNI/servername 30 callback, such that updates to the SSL_CTX affect ALPN. 31 o Remove LOW from the DEFAULT cipher list. This removes singles DES from 32 the default. 33 o Only remove the SSLv2 methods with the no-ssl2-method option. 34 35 Major changes between OpenSSL 1.0.2f and OpenSSL 1.0.2g [1 Mar 2016] 36 37 o Disable weak ciphers in SSLv3 and up in default builds of OpenSSL. 38 o Disable SSLv2 default build, default negotiation and weak ciphers 39 (CVE-2016-0800) 40 o Fix a double-free in DSA code (CVE-2016-0705) 41 o Disable SRP fake user seed to address a server memory leak 42 (CVE-2016-0798) 43 o Fix BN_hex2bn/BN_dec2bn NULL pointer deref/heap corruption 44 (CVE-2016-0797) 45 o Fix memory issues in BIO_*printf functions (CVE-2016-0799) 46 o Fix side channel attack on modular exponentiation (CVE-2016-0702) 47 48 Major changes between OpenSSL 1.0.2e and OpenSSL 1.0.2f [28 Jan 2016] 49 50 o DH small subgroups (CVE-2016-0701) 51 o SSLv2 doesn't block disabled ciphers (CVE-2015-3197) 52 53 Major changes between OpenSSL 1.0.2d and OpenSSL 1.0.2e [3 Dec 2015] 54 55 o BN_mod_exp may produce incorrect results on x86_64 (CVE-2015-3193) 56 o Certificate verify crash with missing PSS parameter (CVE-2015-3194) 57 o X509_ATTRIBUTE memory leak (CVE-2015-3195) 58 o Rewrite EVP_DecodeUpdate (base64 decoding) to fix several bugs 59 o In DSA_generate_parameters_ex, if the provided seed is too short, 60 return an error 61 62 Major changes between OpenSSL 1.0.2c and OpenSSL 1.0.2d [9 Jul 2015] 63 64 o Alternate chains certificate forgery (CVE-2015-1793) 65 o Race condition handling PSK identify hint (CVE-2015-3196) 66 67 Major changes between OpenSSL 1.0.2b and OpenSSL 1.0.2c [12 Jun 2015] 68 69 o Fix HMAC ABI incompatibility 70 71 Major changes between OpenSSL 1.0.2a and OpenSSL 1.0.2b [11 Jun 2015] 72 73 o Malformed ECParameters causes infinite loop (CVE-2015-1788) 74 o Exploitable out-of-bounds read in X509_cmp_time (CVE-2015-1789) 75 o PKCS7 crash with missing EnvelopedContent (CVE-2015-1790) 76 o CMS verify infinite loop with unknown hash function (CVE-2015-1792) 77 o Race condition handling NewSessionTicket (CVE-2015-1791) 78 79 Major changes between OpenSSL 1.0.2 and OpenSSL 1.0.2a [19 Mar 2015] 80 81 o OpenSSL 1.0.2 ClientHello sigalgs DoS fix (CVE-2015-0291) 82 o Multiblock corrupted pointer fix (CVE-2015-0290) 83 o Segmentation fault in DTLSv1_listen fix (CVE-2015-0207) 84 o Segmentation fault in ASN1_TYPE_cmp fix (CVE-2015-0286) 85 o Segmentation fault for invalid PSS parameters fix (CVE-2015-0208) 86 o ASN.1 structure reuse memory corruption fix (CVE-2015-0287) 87 o PKCS7 NULL pointer dereferences fix (CVE-2015-0289) 88 o DoS via reachable assert in SSLv2 servers fix (CVE-2015-0293) 89 o Empty CKE with client auth and DHE fix (CVE-2015-1787) 90 o Handshake with unseeded PRNG fix (CVE-2015-0285) 91 o Use After Free following d2i_ECPrivatekey error fix (CVE-2015-0209) 92 o X509_to_X509_REQ NULL pointer deref fix (CVE-2015-0288) 93 o Removed the export ciphers from the DEFAULT ciphers 94 95 Major changes between OpenSSL 1.0.1l and OpenSSL 1.0.2 [22 Jan 2015]: 96 97 o Suite B support for TLS 1.2 and DTLS 1.2 98 o Support for DTLS 1.2 99 o TLS automatic EC curve selection. 100 o API to set TLS supported signature algorithms and curves 101 o SSL_CONF configuration API. 102 o TLS Brainpool support. 103 o ALPN support. 104 o CMS support for RSA-PSS, RSA-OAEP, ECDH and X9.42 DH. 105 106 Major changes between OpenSSL 1.0.1k and OpenSSL 1.0.1l [15 Jan 2015] 107 108 o Build fixes for the Windows and OpenVMS platforms 109 110 Major changes between OpenSSL 1.0.1j and OpenSSL 1.0.1k [8 Jan 2015] 111 112 o Fix for CVE-2014-3571 113 o Fix for CVE-2015-0206 114 o Fix for CVE-2014-3569 115 o Fix for CVE-2014-3572 116 o Fix for CVE-2015-0204 117 o Fix for CVE-2015-0205 118 o Fix for CVE-2014-8275 119 o Fix for CVE-2014-3570 120 121 Major changes between OpenSSL 1.0.1i and OpenSSL 1.0.1j [15 Oct 2014] 122 123 o Fix for CVE-2014-3513 124 o Fix for CVE-2014-3567 125 o Mitigation for CVE-2014-3566 (SSL protocol vulnerability) 126 o Fix for CVE-2014-3568 127 128 Major changes between OpenSSL 1.0.1h and OpenSSL 1.0.1i [6 Aug 2014] 129 130 o Fix for CVE-2014-3512 131 o Fix for CVE-2014-3511 132 o Fix for CVE-2014-3510 133 o Fix for CVE-2014-3507 134 o Fix for CVE-2014-3506 135 o Fix for CVE-2014-3505 136 o Fix for CVE-2014-3509 137 o Fix for CVE-2014-5139 138 o Fix for CVE-2014-3508 139 140 Major changes between OpenSSL 1.0.1g and OpenSSL 1.0.1h [5 Jun 2014] 141 142 o Fix for CVE-2014-0224 143 o Fix for CVE-2014-0221 144 o Fix for CVE-2014-0198 145 o Fix for CVE-2014-0195 146 o Fix for CVE-2014-3470 147 o Fix for CVE-2010-5298 148 149 Major changes between OpenSSL 1.0.1f and OpenSSL 1.0.1g [7 Apr 2014] 150 151 o Fix for CVE-2014-0160 152 o Add TLS padding extension workaround for broken servers. 153 o Fix for CVE-2014-0076 154 155 Major changes between OpenSSL 1.0.1e and OpenSSL 1.0.1f [6 Jan 2014] 156 157 o Don't include gmt_unix_time in TLS server and client random values 158 o Fix for TLS record tampering bug CVE-2013-4353 159 o Fix for TLS version checking bug CVE-2013-6449 160 o Fix for DTLS retransmission bug CVE-2013-6450 161 162 Major changes between OpenSSL 1.0.1d and OpenSSL 1.0.1e [11 Feb 2013]: 163 164 o Corrected fix for CVE-2013-0169 165 166 Major changes between OpenSSL 1.0.1c and OpenSSL 1.0.1d [4 Feb 2013]: 167 168 o Fix renegotiation in TLS 1.1, 1.2 by using the correct TLS version. 169 o Include the fips configuration module. 170 o Fix OCSP bad key DoS attack CVE-2013-0166 171 o Fix for SSL/TLS/DTLS CBC plaintext recovery attack CVE-2013-0169 172 o Fix for TLS AESNI record handling flaw CVE-2012-2686 173 174 Major changes between OpenSSL 1.0.1b and OpenSSL 1.0.1c [10 May 2012]: 175 176 o Fix TLS/DTLS record length checking bug CVE-2012-2333 177 o Don't attempt to use non-FIPS composite ciphers in FIPS mode. 178 179 Major changes between OpenSSL 1.0.1a and OpenSSL 1.0.1b [26 Apr 2012]: 180 181 o Fix compilation error on non-x86 platforms. 182 o Make FIPS capable OpenSSL ciphers work in non-FIPS mode. 183 o Fix SSL_OP_NO_TLSv1_1 clash with SSL_OP_ALL in OpenSSL 1.0.0 184 185 Major changes between OpenSSL 1.0.1 and OpenSSL 1.0.1a [19 Apr 2012]: 186 187 o Fix for ASN1 overflow bug CVE-2012-2110 188 o Workarounds for some servers that hang on long client hellos. 189 o Fix SEGV in AES code. 190 191 Major changes between OpenSSL 1.0.0h and OpenSSL 1.0.1 [14 Mar 2012]: 192 193 o TLS/DTLS heartbeat support. 194 o SCTP support. 195 o RFC 5705 TLS key material exporter. 196 o RFC 5764 DTLS-SRTP negotiation. 197 o Next Protocol Negotiation. 198 o PSS signatures in certificates, requests and CRLs. 199 o Support for password based recipient info for CMS. 200 o Support TLS v1.2 and TLS v1.1. 201 o Preliminary FIPS capability for unvalidated 2.0 FIPS module. 202 o SRP support. 203 204 Major changes between OpenSSL 1.0.0g and OpenSSL 1.0.0h [12 Mar 2012]: 205 206 o Fix for CMS/PKCS#7 MMA CVE-2012-0884 207 o Corrected fix for CVE-2011-4619 208 o Various DTLS fixes. 209 210 Major changes between OpenSSL 1.0.0f and OpenSSL 1.0.0g [18 Jan 2012]: 211 212 o Fix for DTLS DoS issue CVE-2012-0050 213 214 Major changes between OpenSSL 1.0.0e and OpenSSL 1.0.0f [4 Jan 2012]: 215 216 o Fix for DTLS plaintext recovery attack CVE-2011-4108 217 o Clear block padding bytes of SSL 3.0 records CVE-2011-4576 218 o Only allow one SGC handshake restart for SSL/TLS CVE-2011-4619 219 o Check parameters are not NULL in GOST ENGINE CVE-2012-0027 220 o Check for malformed RFC3779 data CVE-2011-4577 221 222 Major changes between OpenSSL 1.0.0d and OpenSSL 1.0.0e [6 Sep 2011]: 223 224 o Fix for CRL vulnerability issue CVE-2011-3207 225 o Fix for ECDH crashes CVE-2011-3210 226 o Protection against EC timing attacks. 227 o Support ECDH ciphersuites for certificates using SHA2 algorithms. 228 o Various DTLS fixes. 229 230 Major changes between OpenSSL 1.0.0c and OpenSSL 1.0.0d [8 Feb 2011]: 231 232 o Fix for security issue CVE-2011-0014 233 234 Major changes between OpenSSL 1.0.0b and OpenSSL 1.0.0c [2 Dec 2010]: 235 236 o Fix for security issue CVE-2010-4180 237 o Fix for CVE-2010-4252 238 o Fix mishandling of absent EC point format extension. 239 o Fix various platform compilation issues. 240 o Corrected fix for security issue CVE-2010-3864. 241 242 Major changes between OpenSSL 1.0.0a and OpenSSL 1.0.0b [16 Nov 2010]: 243 244 o Fix for security issue CVE-2010-3864. 245 o Fix for CVE-2010-2939 246 o Fix WIN32 build system for GOST ENGINE. 247 248 Major changes between OpenSSL 1.0.0 and OpenSSL 1.0.0a [1 Jun 2010]: 249 250 o Fix for security issue CVE-2010-1633. 251 o GOST MAC and CFB fixes. 252 253 Major changes between OpenSSL 0.9.8n and OpenSSL 1.0.0 [29 Mar 2010]: 254 255 o RFC3280 path validation: sufficient to process PKITS tests. 256 o Integrated support for PVK files and keyblobs. 257 o Change default private key format to PKCS#8. 258 o CMS support: able to process all examples in RFC4134 259 o Streaming ASN1 encode support for PKCS#7 and CMS. 260 o Multiple signer and signer add support for PKCS#7 and CMS. 261 o ASN1 printing support. 262 o Whirlpool hash algorithm added. 263 o RFC3161 time stamp support. 264 o New generalised public key API supporting ENGINE based algorithms. 265 o New generalised public key API utilities. 266 o New ENGINE supporting GOST algorithms. 267 o SSL/TLS GOST ciphersuite support. 268 o PKCS#7 and CMS GOST support. 269 o RFC4279 PSK ciphersuite support. 270 o Supported points format extension for ECC ciphersuites. 271 o ecdsa-with-SHA224/256/384/512 signature types. 272 o dsa-with-SHA224 and dsa-with-SHA256 signature types. 273 o Opaque PRF Input TLS extension support. 274 o Updated time routines to avoid OS limitations. 275 276 Major changes between OpenSSL 0.9.8m and OpenSSL 0.9.8n [24 Mar 2010]: 277 278 o CFB cipher definition fixes. 279 o Fix security issues CVE-2010-0740 and CVE-2010-0433. 280 281 Major changes between OpenSSL 0.9.8l and OpenSSL 0.9.8m [25 Feb 2010]: 282 283 o Cipher definition fixes. 284 o Workaround for slow RAND_poll() on some WIN32 versions. 285 o Remove MD2 from algorithm tables. 286 o SPKAC handling fixes. 287 o Support for RFC5746 TLS renegotiation extension. 288 o Compression memory leak fixed. 289 o Compression session resumption fixed. 290 o Ticket and SNI coexistence fixes. 291 o Many fixes to DTLS handling. 292 293 Major changes between OpenSSL 0.9.8k and OpenSSL 0.9.8l [5 Nov 2009]: 294 295 o Temporary work around for CVE-2009-3555: disable renegotiation. 296 297 Major changes between OpenSSL 0.9.8j and OpenSSL 0.9.8k [25 Mar 2009]: 298 299 o Fix various build issues. 300 o Fix security issues (CVE-2009-0590, CVE-2009-0591, CVE-2009-0789) 301 302 Major changes between OpenSSL 0.9.8i and OpenSSL 0.9.8j [7 Jan 2009]: 303 304 o Fix security issue (CVE-2008-5077) 305 o Merge FIPS 140-2 branch code. 306 307 Major changes between OpenSSL 0.9.8g and OpenSSL 0.9.8h [28 May 2008]: 308 309 o CryptoAPI ENGINE support. 310 o Various precautionary measures. 311 o Fix for bugs affecting certificate request creation. 312 o Support for local machine keyset attribute in PKCS#12 files. 313 314 Major changes between OpenSSL 0.9.8f and OpenSSL 0.9.8g [19 Oct 2007]: 315 316 o Backport of CMS functionality to 0.9.8. 317 o Fixes for bugs introduced with 0.9.8f. 318 319 Major changes between OpenSSL 0.9.8e and OpenSSL 0.9.8f [11 Oct 2007]: 320 321 o Add gcc 4.2 support. 322 o Add support for AES and SSE2 assembly lanugauge optimization 323 for VC++ build. 324 o Support for RFC4507bis and server name extensions if explicitly 325 selected at compile time. 326 o DTLS improvements. 327 o RFC4507bis support. 328 o TLS Extensions support. 329 330 Major changes between OpenSSL 0.9.8d and OpenSSL 0.9.8e [23 Feb 2007]: 331 332 o Various ciphersuite selection fixes. 333 o RFC3779 support. 334 335 Major changes between OpenSSL 0.9.8c and OpenSSL 0.9.8d [28 Sep 2006]: 336 337 o Introduce limits to prevent malicious key DoS (CVE-2006-2940) 338 o Fix security issues (CVE-2006-2937, CVE-2006-3737, CVE-2006-4343) 339 o Changes to ciphersuite selection algorithm 340 341 Major changes between OpenSSL 0.9.8b and OpenSSL 0.9.8c [5 Sep 2006]: 342 343 o Fix Daniel Bleichenbacher forged signature attack, CVE-2006-4339 344 o New cipher Camellia 345 346 Major changes between OpenSSL 0.9.8a and OpenSSL 0.9.8b [4 May 2006]: 347 348 o Cipher string fixes. 349 o Fixes for VC++ 2005. 350 o Updated ECC cipher suite support. 351 o New functions EVP_CIPHER_CTX_new() and EVP_CIPHER_CTX_free(). 352 o Zlib compression usage fixes. 353 o Built in dynamic engine compilation support on Win32. 354 o Fixes auto dynamic engine loading in Win32. 355 356 Major changes between OpenSSL 0.9.8 and OpenSSL 0.9.8a [11 Oct 2005]: 357 358 o Fix potential SSL 2.0 rollback, CVE-2005-2969 359 o Extended Windows CE support 360 361 Major changes between OpenSSL 0.9.7g and OpenSSL 0.9.8 [5 Jul 2005]: 362 363 o Major work on the BIGNUM library for higher efficiency and to 364 make operations more streamlined and less contradictory. This 365 is the result of a major audit of the BIGNUM library. 366 o Addition of BIGNUM functions for fields GF(2^m) and NIST 367 curves, to support the Elliptic Crypto functions. 368 o Major work on Elliptic Crypto; ECDH and ECDSA added, including 369 the use through EVP, X509 and ENGINE. 370 o New ASN.1 mini-compiler that's usable through the OpenSSL 371 configuration file. 372 o Added support for ASN.1 indefinite length constructed encoding. 373 o New PKCS#12 'medium level' API to manipulate PKCS#12 files. 374 o Complete rework of shared library construction and linking 375 programs with shared or static libraries, through a separate 376 Makefile.shared. 377 o Rework of the passing of parameters from one Makefile to another. 378 o Changed ENGINE framework to load dynamic engine modules 379 automatically from specifically given directories. 380 o New structure and ASN.1 functions for CertificatePair. 381 o Changed the ZLIB compression method to be stateful. 382 o Changed the key-generation and primality testing "progress" 383 mechanism to take a structure that contains the ticker 384 function and an argument. 385 o New engine module: GMP (performs private key exponentiation). 386 o New engine module: VIA PadLOck ACE extension in VIA C3 387 Nehemiah processors. 388 o Added support for IPv6 addresses in certificate extensions. 389 See RFC 1884, section 2.2. 390 o Added support for certificate policy mappings, policy 391 constraints and name constraints. 392 o Added support for multi-valued AVAs in the OpenSSL 393 configuration file. 394 o Added support for multiple certificates with the same subject 395 in the 'openssl ca' index file. 396 o Make it possible to create self-signed certificates using 397 'openssl ca -selfsign'. 398 o Make it possible to generate a serial number file with 399 'openssl ca -create_serial'. 400 o New binary search functions with extended functionality. 401 o New BUF functions. 402 o New STORE structure and library to provide an interface to all 403 sorts of data repositories. Supports storage of public and 404 private keys, certificates, CRLs, numbers and arbitrary blobs. 405 This library is unfortunately unfinished and unused withing 406 OpenSSL. 407 o New control functions for the error stack. 408 o Changed the PKCS#7 library to support one-pass S/MIME 409 processing. 410 o Added the possibility to compile without old deprecated 411 functionality with the OPENSSL_NO_DEPRECATED macro or the 412 'no-deprecated' argument to the config and Configure scripts. 413 o Constification of all ASN.1 conversion functions, and other 414 affected functions. 415 o Improved platform support for PowerPC. 416 o New FIPS 180-2 algorithms (SHA-224, -256, -384 and -512). 417 o New X509_VERIFY_PARAM structure to support parametrisation 418 of X.509 path validation. 419 o Major overhaul of RC4 performance on Intel P4, IA-64 and 420 AMD64. 421 o Changed the Configure script to have some algorithms disabled 422 by default. Those can be explicitely enabled with the new 423 argument form 'enable-xxx'. 424 o Change the default digest in 'openssl' commands from MD5 to 425 SHA-1. 426 o Added support for DTLS. 427 o New BIGNUM blinding. 428 o Added support for the RSA-PSS encryption scheme 429 o Added support for the RSA X.931 padding. 430 o Added support for BSD sockets on NetWare. 431 o Added support for files larger than 2GB. 432 o Added initial support for Win64. 433 o Added alternate pkg-config files. 434 435 Major changes between OpenSSL 0.9.7l and OpenSSL 0.9.7m [23 Feb 2007]: 436 437 o FIPS 1.1.1 module linking. 438 o Various ciphersuite selection fixes. 439 440 Major changes between OpenSSL 0.9.7k and OpenSSL 0.9.7l [28 Sep 2006]: 441 442 o Introduce limits to prevent malicious key DoS (CVE-2006-2940) 443 o Fix security issues (CVE-2006-2937, CVE-2006-3737, CVE-2006-4343) 444 445 Major changes between OpenSSL 0.9.7j and OpenSSL 0.9.7k [5 Sep 2006]: 446 447 o Fix Daniel Bleichenbacher forged signature attack, CVE-2006-4339 448 449 Major changes between OpenSSL 0.9.7i and OpenSSL 0.9.7j [4 May 2006]: 450 451 o Visual C++ 2005 fixes. 452 o Update Windows build system for FIPS. 453 454 Major changes between OpenSSL 0.9.7h and OpenSSL 0.9.7i [14 Oct 2005]: 455 456 o Give EVP_MAX_MD_SIZE it's old value, except for a FIPS build. 457 458 Major changes between OpenSSL 0.9.7g and OpenSSL 0.9.7h [11 Oct 2005]: 459 460 o Fix SSL 2.0 Rollback, CVE-2005-2969 461 o Allow use of fixed-length exponent on DSA signing 462 o Default fixed-window RSA, DSA, DH private-key operations 463 464 Major changes between OpenSSL 0.9.7f and OpenSSL 0.9.7g [11 Apr 2005]: 465 466 o More compilation issues fixed. 467 o Adaptation to more modern Kerberos API. 468 o Enhanced or corrected configuration for Solaris64, Mingw and Cygwin. 469 o Enhanced x86_64 assembler BIGNUM module. 470 o More constification. 471 o Added processing of proxy certificates (RFC 3820). 472 473 Major changes between OpenSSL 0.9.7e and OpenSSL 0.9.7f [22 Mar 2005]: 474 475 o Several compilation issues fixed. 476 o Many memory allocation failure checks added. 477 o Improved comparison of X509 Name type. 478 o Mandatory basic checks on certificates. 479 o Performance improvements. 480 481 Major changes between OpenSSL 0.9.7d and OpenSSL 0.9.7e [25 Oct 2004]: 482 483 o Fix race condition in CRL checking code. 484 o Fixes to PKCS#7 (S/MIME) code. 485 486 Major changes between OpenSSL 0.9.7c and OpenSSL 0.9.7d [17 Mar 2004]: 487 488 o Security: Fix Kerberos ciphersuite SSL/TLS handshaking bug 489 o Security: Fix null-pointer assignment in do_change_cipher_spec() 490 o Allow multiple active certificates with same subject in CA index 491 o Multiple X509 verification fixes 492 o Speed up HMAC and other operations 493 494 Major changes between OpenSSL 0.9.7b and OpenSSL 0.9.7c [30 Sep 2003]: 495 496 o Security: fix various ASN1 parsing bugs. 497 o New -ignore_err option to OCSP utility. 498 o Various interop and bug fixes in S/MIME code. 499 o SSL/TLS protocol fix for unrequested client certificates. 500 501 Major changes between OpenSSL 0.9.7a and OpenSSL 0.9.7b [10 Apr 2003]: 502 503 o Security: counter the Klima-Pokorny-Rosa extension of 504 Bleichbacher's attack 505 o Security: make RSA blinding default. 506 o Configuration: Irix fixes, AIX fixes, better mingw support. 507 o Support for new platforms: linux-ia64-ecc. 508 o Build: shared library support fixes. 509 o ASN.1: treat domainComponent correctly. 510 o Documentation: fixes and additions. 511 512 Major changes between OpenSSL 0.9.7 and OpenSSL 0.9.7a [19 Feb 2003]: 513 514 o Security: Important security related bugfixes. 515 o Enhanced compatibility with MIT Kerberos. 516 o Can be built without the ENGINE framework. 517 o IA32 assembler enhancements. 518 o Support for new platforms: FreeBSD/IA64 and FreeBSD/Sparc64. 519 o Configuration: the no-err option now works properly. 520 o SSL/TLS: now handles manual certificate chain building. 521 o SSL/TLS: certain session ID malfunctions corrected. 522 523 Major changes between OpenSSL 0.9.6 and OpenSSL 0.9.7 [30 Dec 2002]: 524 525 o New library section OCSP. 526 o Complete rewrite of ASN1 code. 527 o CRL checking in verify code and openssl utility. 528 o Extension copying in 'ca' utility. 529 o Flexible display options in 'ca' utility. 530 o Provisional support for international characters with UTF8. 531 o Support for external crypto devices ('engine') is no longer 532 a separate distribution. 533 o New elliptic curve library section. 534 o New AES (Rijndael) library section. 535 o Support for new platforms: Windows CE, Tandem OSS, A/UX, AIX 64-bit, 536 Linux x86_64, Linux 64-bit on Sparc v9 537 o Extended support for some platforms: VxWorks 538 o Enhanced support for shared libraries. 539 o Now only builds PIC code when shared library support is requested. 540 o Support for pkg-config. 541 o Lots of new manuals. 542 o Makes symbolic links to or copies of manuals to cover all described 543 functions. 544 o Change DES API to clean up the namespace (some applications link also 545 against libdes providing similar functions having the same name). 546 Provide macros for backward compatibility (will be removed in the 547 future). 548 o Unify handling of cryptographic algorithms (software and engine) 549 to be available via EVP routines for asymmetric and symmetric ciphers. 550 o NCONF: new configuration handling routines. 551 o Change API to use more 'const' modifiers to improve error checking 552 and help optimizers. 553 o Finally remove references to RSAref. 554 o Reworked parts of the BIGNUM code. 555 o Support for new engines: Broadcom ubsec, Accelerated Encryption 556 Processing, IBM 4758. 557 o A few new engines added in the demos area. 558 o Extended and corrected OID (object identifier) table. 559 o PRNG: query at more locations for a random device, automatic query for 560 EGD style random sources at several locations. 561 o SSL/TLS: allow optional cipher choice according to server's preference. 562 o SSL/TLS: allow server to explicitly set new session ids. 563 o SSL/TLS: support Kerberos cipher suites (RFC2712). 564 Only supports MIT Kerberos for now. 565 o SSL/TLS: allow more precise control of renegotiations and sessions. 566 o SSL/TLS: add callback to retrieve SSL/TLS messages. 567 o SSL/TLS: support AES cipher suites (RFC3268). 568 569 Major changes between OpenSSL 0.9.6j and OpenSSL 0.9.6k [30 Sep 2003]: 570 571 o Security: fix various ASN1 parsing bugs. 572 o SSL/TLS protocol fix for unrequested client certificates. 573 574 Major changes between OpenSSL 0.9.6i and OpenSSL 0.9.6j [10 Apr 2003]: 575 576 o Security: counter the Klima-Pokorny-Rosa extension of 577 Bleichbacher's attack 578 o Security: make RSA blinding default. 579 o Build: shared library support fixes. 580 581 Major changes between OpenSSL 0.9.6h and OpenSSL 0.9.6i [19 Feb 2003]: 582 583 o Important security related bugfixes. 584 585 Major changes between OpenSSL 0.9.6g and OpenSSL 0.9.6h [5 Dec 2002]: 586 587 o New configuration targets for Tandem OSS and A/UX. 588 o New OIDs for Microsoft attributes. 589 o Better handling of SSL session caching. 590 o Better comparison of distinguished names. 591 o Better handling of shared libraries in a mixed GNU/non-GNU environment. 592 o Support assembler code with Borland C. 593 o Fixes for length problems. 594 o Fixes for uninitialised variables. 595 o Fixes for memory leaks, some unusual crashes and some race conditions. 596 o Fixes for smaller building problems. 597 o Updates of manuals, FAQ and other instructive documents. 598 599 Major changes between OpenSSL 0.9.6f and OpenSSL 0.9.6g [9 Aug 2002]: 600 601 o Important building fixes on Unix. 602 603 Major changes between OpenSSL 0.9.6e and OpenSSL 0.9.6f [8 Aug 2002]: 604 605 o Various important bugfixes. 606 607 Major changes between OpenSSL 0.9.6d and OpenSSL 0.9.6e [30 Jul 2002]: 608 609 o Important security related bugfixes. 610 o Various SSL/TLS library bugfixes. 611 612 Major changes between OpenSSL 0.9.6c and OpenSSL 0.9.6d [9 May 2002]: 613 614 o Various SSL/TLS library bugfixes. 615 o Fix DH parameter generation for 'non-standard' generators. 616 617 Major changes between OpenSSL 0.9.6b and OpenSSL 0.9.6c [21 Dec 2001]: 618 619 o Various SSL/TLS library bugfixes. 620 o BIGNUM library fixes. 621 o RSA OAEP and random number generation fixes. 622 o Object identifiers corrected and added. 623 o Add assembler BN routines for IA64. 624 o Add support for OS/390 Unix, UnixWare with gcc, OpenUNIX 8, 625 MIPS Linux; shared library support for Irix, HP-UX. 626 o Add crypto accelerator support for AEP, Baltimore SureWare, 627 Broadcom and Cryptographic Appliance's keyserver 628 [in 0.9.6c-engine release]. 629 630 Major changes between OpenSSL 0.9.6a and OpenSSL 0.9.6b [9 Jul 2001]: 631 632 o Security fix: PRNG improvements. 633 o Security fix: RSA OAEP check. 634 o Security fix: Reinsert and fix countermeasure to Bleichbacher's 635 attack. 636 o MIPS bug fix in BIGNUM. 637 o Bug fix in "openssl enc". 638 o Bug fix in X.509 printing routine. 639 o Bug fix in DSA verification routine and DSA S/MIME verification. 640 o Bug fix to make PRNG thread-safe. 641 o Bug fix in RAND_file_name(). 642 o Bug fix in compatibility mode trust settings. 643 o Bug fix in blowfish EVP. 644 o Increase default size for BIO buffering filter. 645 o Compatibility fixes in some scripts. 646 647 Major changes between OpenSSL 0.9.6 and OpenSSL 0.9.6a [5 Apr 2001]: 648 649 o Security fix: change behavior of OpenSSL to avoid using 650 environment variables when running as root. 651 o Security fix: check the result of RSA-CRT to reduce the 652 possibility of deducing the private key from an incorrectly 653 calculated signature. 654 o Security fix: prevent Bleichenbacher's DSA attack. 655 o Security fix: Zero the premaster secret after deriving the 656 master secret in DH ciphersuites. 657 o Reimplement SSL_peek(), which had various problems. 658 o Compatibility fix: the function des_encrypt() renamed to 659 des_encrypt1() to avoid clashes with some Unixen libc. 660 o Bug fixes for Win32, HP/UX and Irix. 661 o Bug fixes in BIGNUM, SSL, PKCS#7, PKCS#12, X.509, CONF and 662 memory checking routines. 663 o Bug fixes for RSA operations in threaded environments. 664 o Bug fixes in misc. openssl applications. 665 o Remove a few potential memory leaks. 666 o Add tighter checks of BIGNUM routines. 667 o Shared library support has been reworked for generality. 668 o More documentation. 669 o New function BN_rand_range(). 670 o Add "-rand" option to openssl s_client and s_server. 671 672 Major changes between OpenSSL 0.9.5a and OpenSSL 0.9.6 [10 Oct 2000]: 673 674 o Some documentation for BIO and SSL libraries. 675 o Enhanced chain verification using key identifiers. 676 o New sign and verify options to 'dgst' application. 677 o Support for DER and PEM encoded messages in 'smime' application. 678 o New 'rsautl' application, low level RSA utility. 679 o MD4 now included. 680 o Bugfix for SSL rollback padding check. 681 o Support for external crypto devices [1]. 682 o Enhanced EVP interface. 683 684 [1] The support for external crypto devices is currently a separate 685 distribution. See the file README.ENGINE. 686 687 Major changes between OpenSSL 0.9.5 and OpenSSL 0.9.5a [1 Apr 2000]: 688 689 o Bug fixes for Win32, SuSE Linux, NeXTSTEP and FreeBSD 2.2.8 690 o Shared library support for HPUX and Solaris-gcc 691 o Support of Linux/IA64 692 o Assembler support for Mingw32 693 o New 'rand' application 694 o New way to check for existence of algorithms from scripts 695 696 Major changes between OpenSSL 0.9.4 and OpenSSL 0.9.5 [25 May 2000]: 697 698 o S/MIME support in new 'smime' command 699 o Documentation for the OpenSSL command line application 700 o Automation of 'req' application 701 o Fixes to make s_client, s_server work under Windows 702 o Support for multiple fieldnames in SPKACs 703 o New SPKAC command line utilty and associated library functions 704 o Options to allow passwords to be obtained from various sources 705 o New public key PEM format and options to handle it 706 o Many other fixes and enhancements to command line utilities 707 o Usable certificate chain verification 708 o Certificate purpose checking 709 o Certificate trust settings 710 o Support of authority information access extension 711 o Extensions in certificate requests 712 o Simplified X509 name and attribute routines 713 o Initial (incomplete) support for international character sets 714 o New DH_METHOD, DSA_METHOD and enhanced RSA_METHOD 715 o Read only memory BIOs and simplified creation function 716 o TLS/SSL protocol bugfixes: Accept TLS 'client hello' in SSL 3.0 717 record; allow fragmentation and interleaving of handshake and other 718 data 719 o TLS/SSL code now "tolerates" MS SGC 720 o Work around for Netscape client certificate hang bug 721 o RSA_NULL option that removes RSA patent code but keeps other 722 RSA functionality 723 o Memory leak detection now allows applications to add extra information 724 via a per-thread stack 725 o PRNG robustness improved 726 o EGD support 727 o BIGNUM library bug fixes 728 o Faster DSA parameter generation 729 o Enhanced support for Alpha Linux 730 o Experimental MacOS support 731 732 Major changes between OpenSSL 0.9.3 and OpenSSL 0.9.4 [9 Aug 1999]: 733 734 o Transparent support for PKCS#8 format private keys: these are used 735 by several software packages and are more secure than the standard 736 form 737 o PKCS#5 v2.0 implementation 738 o Password callbacks have a new void * argument for application data 739 o Avoid various memory leaks 740 o New pipe-like BIO that allows using the SSL library when actual I/O 741 must be handled by the application (BIO pair) 742 743 Major changes between OpenSSL 0.9.2b and OpenSSL 0.9.3 [24 May 1999]: 744 o Lots of enhancements and cleanups to the Configuration mechanism 745 o RSA OEAP related fixes 746 o Added `openssl ca -revoke' option for revoking a certificate 747 o Source cleanups: const correctness, type-safe stacks and ASN.1 SETs 748 o Source tree cleanups: removed lots of obsolete files 749 o Thawte SXNet, certificate policies and CRL distribution points 750 extension support 751 o Preliminary (experimental) S/MIME support 752 o Support for ASN.1 UTF8String and VisibleString 753 o Full integration of PKCS#12 code 754 o Sparc assembler bignum implementation, optimized hash functions 755 o Option to disable selected ciphers 756 757 Major changes between OpenSSL 0.9.1c and OpenSSL 0.9.2b [22 Mar 1999]: 758 o Fixed a security hole related to session resumption 759 o Fixed RSA encryption routines for the p < q case 760 o "ALL" in cipher lists now means "everything except NULL ciphers" 761 o Support for Triple-DES CBCM cipher 762 o Support of Optimal Asymmetric Encryption Padding (OAEP) for RSA 763 o First support for new TLSv1 ciphers 764 o Added a few new BIOs (syslog BIO, reliable BIO) 765 o Extended support for DSA certificate/keys. 766 o Extended support for Certificate Signing Requests (CSR) 767 o Initial support for X.509v3 extensions 768 o Extended support for compression inside the SSL record layer 769 o Overhauled Win32 builds 770 o Cleanups and fixes to the Big Number (BN) library 771 o Support for ASN.1 GeneralizedTime 772 o Splitted ASN.1 SETs from SEQUENCEs 773 o ASN1 and PEM support for Netscape Certificate Sequences 774 o Overhauled Perl interface 775 o Lots of source tree cleanups. 776 o Lots of memory leak fixes. 777 o Lots of bug fixes. 778 779 Major changes between SSLeay 0.9.0b and OpenSSL 0.9.1c [23 Dec 1998]: 780 o Integration of the popular NO_RSA/NO_DSA patches 781 o Initial support for compression inside the SSL record layer 782 o Added BIO proxy and filtering functionality 783 o Extended Big Number (BN) library 784 o Added RIPE MD160 message digest 785 o Addeed support for RC2/64bit cipher 786 o Extended ASN.1 parser routines 787 o Adjustations of the source tree for CVS 788 o Support for various new platforms 789 790