Update build for OpenSSL-1.0.0a.
[dragonfly.git] / crypto / openssl / NEWS
3 ====
5 This file gives a brief overview of the major changes between each OpenSSL
6 release. For more details please read the CHANGES file.
8 Major changes between OpenSSL 1.0.0 and OpenSSL 1.0.0a:
10 o Fix for security issue CVE-2010-1633.
11 o GOST MAC and CFB fixes.
13 Major changes between OpenSSL 0.9.8n and OpenSSL 1.0:
15 o RFC3280 path validation: sufficient to process PKITS tests.
16 o Integrated support for PVK files and keyblobs.
17 o Change default private key format to PKCS#8.
18 o CMS support: able to process all examples in RFC4134
19 o Streaming ASN1 encode support for PKCS#7 and CMS.
20 o Multiple signer and signer add support for PKCS#7 and CMS.
21 o ASN1 printing support.
22 o Whirlpool hash algorithm added.
23 o RFC3161 time stamp support.
24 o New generalised public key API supporting ENGINE based algorithms.
25 o New generalised public key API utilities.
26 o New ENGINE supporting GOST algorithms.
27 o SSL/TLS GOST ciphersuite support.
28 o PKCS#7 and CMS GOST support.
29 o RFC4279 PSK ciphersuite support.
30 o Supported points format extension for ECC ciphersuites.
31 o ecdsa-with-SHA224/256/384/512 signature types.
32 o dsa-with-SHA224 and dsa-with-SHA256 signature types.
33 o Opaque PRF Input TLS extension support.
34 o Updated time routines to avoid OS limitations.
36 Major changes between OpenSSL 0.9.8n and OpenSSL 0.9.8o:
38 o Fix for security issue CVE-2010-0742.
39 o Various DTLS fixes.
40 o Recognise SHA2 certificates if only SSL algorithms added.
41 o Fix for no-rc4 compilation.
42 o Chil ENGINE unload workaround.
44 Major changes between OpenSSL 0.9.8m and OpenSSL 0.9.8n:
46 o CFB cipher definition fixes.
47 o Fix security issues CVE-2010-0740 and CVE-2010-0433.
49 Major changes between OpenSSL 0.9.8l and OpenSSL 0.9.8m:
51 o Cipher definition fixes.
52 o Workaround for slow RAND_poll() on some WIN32 versions.
53 o Remove MD2 from algorithm tables.
54 o SPKAC handling fixes.
55 o Support for RFC5746 TLS renegotiation extension.
56 o Compression memory leak fixed.
57 o Compression session resumption fixed.
58 o Ticket and SNI coexistence fixes.
59 o Many fixes to DTLS handling.
61 Major changes between OpenSSL 0.9.8k and OpenSSL 0.9.8l:
5f042374 63 o Temporary work around for CVE-2009-3555: disable renegotiation.
31da3cc6 64
65 Major changes between OpenSSL 0.9.8j and OpenSSL 0.9.8k:
67 o Fix various build issues.
68 o Fix security issues (CVE-2009-0590, CVE-2009-0591, CVE-2009-0789)
70 Major changes between OpenSSL 0.9.8i and OpenSSL 0.9.8j:
72 o Fix security issue (CVE-2008-5077)
73 o Merge FIPS 140-2 branch code.
75 Major changes between OpenSSL 0.9.8g and OpenSSL 0.9.8h:
77 o CryptoAPI ENGINE support.
78 o Various precautionary measures.
79 o Fix for bugs affecting certificate request creation.
80 o Support for local machine keyset attribute in PKCS#12 files.
82 Major changes between OpenSSL 0.9.8f and OpenSSL 0.9.8g:
683caddb 84 o Backport of CMS functionality to 0.9.8.
85 o Fixes for bugs introduced with 0.9.8f.
87 Major changes between OpenSSL 0.9.8e and OpenSSL 0.9.8f:
89 o Add gcc 4.2 support.
90 o Add support for AES and SSE2 assembly lanugauge optimization
91 for VC++ build.
92 o Support for RFC4507bis and server name extensions if explicitly
93 selected at compile time.
94 o DTLS improvements.
95 o RFC4507bis support.
96 o TLS Extensions support.
98 Major changes between OpenSSL 0.9.8d and OpenSSL 0.9.8e:
100 o Various ciphersuite selection fixes.
101 o RFC3779 support.
103 Major changes between OpenSSL 0.9.8c and OpenSSL 0.9.8d:
105 o Introduce limits to prevent malicious key DoS (CVE-2006-2940)
106 o Fix security issues (CVE-2006-2937, CVE-2006-3737, CVE-2006-4343)
107 o Changes to ciphersuite selection algorithm
109 Major changes between OpenSSL 0.9.8b and OpenSSL 0.9.8c:
111 o Fix Daniel Bleichenbacher forged signature attack, CVE-2006-4339
112 o New cipher Camellia
114 Major changes between OpenSSL 0.9.8a and OpenSSL 0.9.8b:
116 o Cipher string fixes.
117 o Fixes for VC++ 2005.
118 o Updated ECC cipher suite support.
119 o New functions EVP_CIPHER_CTX_new() and EVP_CIPHER_CTX_free().
120 o Zlib compression usage fixes.
121 o Built in dynamic engine compilation support on Win32.
122 o Fixes auto dynamic engine loading in Win32.
124 Major changes between OpenSSL 0.9.8 and OpenSSL 0.9.8a:
74093195 126 o Fix potential SSL 2.0 rollback, CVE-2005-2969
127 o Extended Windows CE support
129 Major changes between OpenSSL 0.9.7g and OpenSSL 0.9.8:
131 o Major work on the BIGNUM library for higher efficiency and to
132 make operations more streamlined and less contradictory. This
133 is the result of a major audit of the BIGNUM library.
134 o Addition of BIGNUM functions for fields GF(2^m) and NIST
135 curves, to support the Elliptic Crypto functions.
136 o Major work on Elliptic Crypto; ECDH and ECDSA added, including
137 the use through EVP, X509 and ENGINE.
138 o New ASN.1 mini-compiler that's usable through the OpenSSL
139 configuration file.
140 o Added support for ASN.1 indefinite length constructed encoding.
141 o New PKCS#12 'medium level' API to manipulate PKCS#12 files.
142 o Complete rework of shared library construction and linking
143 programs with shared or static libraries, through a separate
144 Makefile.shared.
145 o Rework of the passing of parameters from one Makefile to another.
146 o Changed ENGINE framework to load dynamic engine modules
147 automatically from specifically given directories.
148 o New structure and ASN.1 functions for CertificatePair.
149 o Changed the ZLIB compression method to be stateful.
150 o Changed the key-generation and primality testing "progress"
151 mechanism to take a structure that contains the ticker
152 function and an argument.
153 o New engine module: GMP (performs private key exponentiation).
154 o New engine module: VIA PadLOck ACE extension in VIA C3
155 Nehemiah processors.
156 o Added support for IPv6 addresses in certificate extensions.
157 See RFC 1884, section 2.2.
158 o Added support for certificate policy mappings, policy
159 constraints and name constraints.
160 o Added support for multi-valued AVAs in the OpenSSL
161 configuration file.
162 o Added support for multiple certificates with the same subject
163 in the 'openssl ca' index file.
164 o Make it possible to create self-signed certificates using
165 'openssl ca -selfsign'.
166 o Make it possible to generate a serial number file with
167 'openssl ca -create_serial'.
168 o New binary search functions with extended functionality.
169 o New BUF functions.
170 o New STORE structure and library to provide an interface to all
171 sorts of data repositories. Supports storage of public and
172 private keys, certificates, CRLs, numbers and arbitrary blobs.
173 This library is unfortunately unfinished and unused withing
174 OpenSSL.
175 o New control functions for the error stack.
176 o Changed the PKCS#7 library to support one-pass S/MIME
177 processing.
178 o Added the possibility to compile without old deprecated
179 functionality with the OPENSSL_NO_DEPRECATED macro or the
180 'no-deprecated' argument to the config and Configure scripts.
181 o Constification of all ASN.1 conversion functions, and other
182 affected functions.
183 o Improved platform support for PowerPC.
184 o New FIPS 180-2 algorithms (SHA-224, -256, -384 and -512).
185 o New X509_VERIFY_PARAM structure to support parametrisation
186 of X.509 path validation.
187 o Major overhaul of RC4 performance on Intel P4, IA-64 and
188 AMD64.
189 o Changed the Configure script to have some algorithms disabled
190 by default. Those can be explicitely enabled with the new
191 argument form 'enable-xxx'.
192 o Change the default digest in 'openssl' commands from MD5 to
193 SHA-1.
194 o Added support for DTLS.
195 o New BIGNUM blinding.
196 o Added support for the RSA-PSS encryption scheme
197 o Added support for the RSA X.931 padding.
198 o Added support for BSD sockets on NetWare.
199 o Added support for files larger than 2GB.
200 o Added initial support for Win64.
201 o Added alternate pkg-config files.
203 Major changes between OpenSSL 0.9.7l and OpenSSL 0.9.7m:
205 o FIPS 1.1.1 module linking.
206 o Various ciphersuite selection fixes.
208 Major changes between OpenSSL 0.9.7k and OpenSSL 0.9.7l:
210 o Introduce limits to prevent malicious key DoS (CVE-2006-2940)
211 o Fix security issues (CVE-2006-2937, CVE-2006-3737, CVE-2006-4343)
213 Major changes between OpenSSL 0.9.7j and OpenSSL 0.9.7k:
215 o Fix Daniel Bleichenbacher forged signature attack, CVE-2006-4339
217 Major changes between OpenSSL 0.9.7i and OpenSSL 0.9.7j:
219 o Visual C++ 2005 fixes.
220 o Update Windows build system for FIPS.
222 Major changes between OpenSSL 0.9.7h and OpenSSL 0.9.7i:
224 o Give EVP_MAX_MD_SIZE it's old value, except for a FIPS build.
226 Major changes between OpenSSL 0.9.7g and OpenSSL 0.9.7h:
228 o Fix SSL 2.0 Rollback, CVE-2005-2969
229 o Allow use of fixed-length exponent on DSA signing
230 o Default fixed-window RSA, DSA, DH private-key operations
232 Major changes between OpenSSL 0.9.7f and OpenSSL 0.9.7g:
234 o More compilation issues fixed.
235 o Adaptation to more modern Kerberos API.
236 o Enhanced or corrected configuration for Solaris64, Mingw and Cygwin.
237 o Enhanced x86_64 assembler BIGNUM module.
238 o More constification.
239 o Added processing of proxy certificates (RFC 3820).
241 Major changes between OpenSSL 0.9.7e and OpenSSL 0.9.7f:
243 o Several compilation issues fixed.
244 o Many memory allocation failure checks added.
245 o Improved comparison of X509 Name type.
246 o Mandatory basic checks on certificates.
247 o Performance improvements.
249 Major changes between OpenSSL 0.9.7d and OpenSSL 0.9.7e:
251 o Fix race condition in CRL checking code.
252 o Fixes to PKCS#7 (S/MIME) code.
254 Major changes between OpenSSL 0.9.7c and OpenSSL 0.9.7d:
256 o Security: Fix Kerberos ciphersuite SSL/TLS handshaking bug
257 o Security: Fix null-pointer assignment in do_change_cipher_spec()
258 o Allow multiple active certificates with same subject in CA index
259 o Multiple X509 verification fixes
260 o Speed up HMAC and other operations
262 Major changes between OpenSSL 0.9.7b and OpenSSL 0.9.7c:
264 o Security: fix various ASN1 parsing bugs.
265 o New -ignore_err option to OCSP utility.
266 o Various interop and bug fixes in S/MIME code.
267 o SSL/TLS protocol fix for unrequested client certificates.
269 Major changes between OpenSSL 0.9.7a and OpenSSL 0.9.7b:
271 o Security: counter the Klima-Pokorny-Rosa extension of
272 Bleichbacher's attack
273 o Security: make RSA blinding default.
274 o Configuration: Irix fixes, AIX fixes, better mingw support.
275 o Support for new platforms: linux-ia64-ecc.
276 o Build: shared library support fixes.
277 o ASN.1: treat domainComponent correctly.
278 o Documentation: fixes and additions.
280 Major changes between OpenSSL 0.9.7 and OpenSSL 0.9.7a:
282 o Security: Important security related bugfixes.
283 o Enhanced compatibility with MIT Kerberos.
284 o Can be built without the ENGINE framework.
285 o IA32 assembler enhancements.
286 o Support for new platforms: FreeBSD/IA64 and FreeBSD/Sparc64.
287 o Configuration: the no-err option now works properly.
288 o SSL/TLS: now handles manual certificate chain building.
289 o SSL/TLS: certain session ID malfunctions corrected.
291 Major changes between OpenSSL 0.9.6 and OpenSSL 0.9.7:
293 o New library section OCSP.
294 o Complete rewrite of ASN1 code.
295 o CRL checking in verify code and openssl utility.
296 o Extension copying in 'ca' utility.
297 o Flexible display options in 'ca' utility.
298 o Provisional support for international characters with UTF8.
299 o Support for external crypto devices ('engine') is no longer
300 a separate distribution.
301 o New elliptic curve library section.
302 o New AES (Rijndael) library section.
303 o Support for new platforms: Windows CE, Tandem OSS, A/UX, AIX 64-bit,
304 Linux x86_64, Linux 64-bit on Sparc v9
305 o Extended support for some platforms: VxWorks
306 o Enhanced support for shared libraries.
307 o Now only builds PIC code when shared library support is requested.
308 o Support for pkg-config.
309 o Lots of new manuals.
310 o Makes symbolic links to or copies of manuals to cover all described
311 functions.
312 o Change DES API to clean up the namespace (some applications link also
313 against libdes providing similar functions having the same name).
314 Provide macros for backward compatibility (will be removed in the
315 future).
316 o Unify handling of cryptographic algorithms (software and engine)
317 to be available via EVP routines for asymmetric and symmetric ciphers.
318 o NCONF: new configuration handling routines.
319 o Change API to use more 'const' modifiers to improve error checking
320 and help optimizers.
321 o Finally remove references to RSAref.
322 o Reworked parts of the BIGNUM code.
323 o Support for new engines: Broadcom ubsec, Accelerated Encryption
324 Processing, IBM 4758.
325 o A few new engines added in the demos area.
326 o Extended and corrected OID (object identifier) table.
327 o PRNG: query at more locations for a random device, automatic query for
328 EGD style random sources at several locations.
329 o SSL/TLS: allow optional cipher choice according to server's preference.
330 o SSL/TLS: allow server to explicitly set new session ids.
331 o SSL/TLS: support Kerberos cipher suites (RFC2712).
332 Only supports MIT Kerberos for now.
333 o SSL/TLS: allow more precise control of renegotiations and sessions.
334 o SSL/TLS: add callback to retrieve SSL/TLS messages.
335 o SSL/TLS: support AES cipher suites (RFC3268).
337 Major changes between OpenSSL 0.9.6j and OpenSSL 0.9.6k:
339 o Security: fix various ASN1 parsing bugs.
340 o SSL/TLS protocol fix for unrequested client certificates.
342 Major changes between OpenSSL 0.9.6i and OpenSSL 0.9.6j:
344 o Security: counter the Klima-Pokorny-Rosa extension of
345 Bleichbacher's attack
346 o Security: make RSA blinding default.
347 o Build: shared library support fixes.
349 Major changes between OpenSSL 0.9.6h and OpenSSL 0.9.6i:
351 o Important security related bugfixes.
353 Major changes between OpenSSL 0.9.6g and OpenSSL 0.9.6h:
355 o New configuration targets for Tandem OSS and A/UX.
356 o New OIDs for Microsoft attributes.
357 o Better handling of SSL session caching.
358 o Better comparison of distinguished names.
359 o Better handling of shared libraries in a mixed GNU/non-GNU environment.
360 o Support assembler code with Borland C.
361 o Fixes for length problems.
362 o Fixes for uninitialised variables.
363 o Fixes for memory leaks, some unusual crashes and some race conditions.
364 o Fixes for smaller building problems.
365 o Updates of manuals, FAQ and other instructive documents.
367 Major changes between OpenSSL 0.9.6f and OpenSSL 0.9.6g:
369 o Important building fixes on Unix.
371 Major changes between OpenSSL 0.9.6e and OpenSSL 0.9.6f:
373 o Various important bugfixes.
375 Major changes between OpenSSL 0.9.6d and OpenSSL 0.9.6e:
377 o Important security related bugfixes.
378 o Various SSL/TLS library bugfixes.
380 Major changes between OpenSSL 0.9.6c and OpenSSL 0.9.6d:
382 o Various SSL/TLS library bugfixes.
383 o Fix DH parameter generation for 'non-standard' generators.
385 Major changes between OpenSSL 0.9.6b and OpenSSL 0.9.6c:
387 o Various SSL/TLS library bugfixes.
388 o BIGNUM library fixes.
389 o RSA OAEP and random number generation fixes.
390 o Object identifiers corrected and added.
391 o Add assembler BN routines for IA64.
392 o Add support for OS/390 Unix, UnixWare with gcc, OpenUNIX 8,
393 MIPS Linux; shared library support for Irix, HP-UX.
394 o Add crypto accelerator support for AEP, Baltimore SureWare,
395 Broadcom and Cryptographic Appliance's keyserver
396 [in 0.9.6c-engine release].
398 Major changes between OpenSSL 0.9.6a and OpenSSL 0.9.6b:
400 o Security fix: PRNG improvements.
401 o Security fix: RSA OAEP check.
402 o Security fix: Reinsert and fix countermeasure to Bleichbacher's
403 attack.
404 o MIPS bug fix in BIGNUM.
405 o Bug fix in "openssl enc".
406 o Bug fix in X.509 printing routine.
407 o Bug fix in DSA verification routine and DSA S/MIME verification.
408 o Bug fix to make PRNG thread-safe.
409 o Bug fix in RAND_file_name().
410 o Bug fix in compatibility mode trust settings.
411 o Bug fix in blowfish EVP.
412 o Increase default size for BIO buffering filter.
413 o Compatibility fixes in some scripts.
415 Major changes between OpenSSL 0.9.6 and OpenSSL 0.9.6a:
417 o Security fix: change behavior of OpenSSL to avoid using
418 environment variables when running as root.
419 o Security fix: check the result of RSA-CRT to reduce the
420 possibility of deducing the private key from an incorrectly
421 calculated signature.
422 o Security fix: prevent Bleichenbacher's DSA attack.
423 o Security fix: Zero the premaster secret after deriving the
424 master secret in DH ciphersuites.
425 o Reimplement SSL_peek(), which had various problems.
426 o Compatibility fix: the function des_encrypt() renamed to
427 des_encrypt1() to avoid clashes with some Unixen libc.
428 o Bug fixes for Win32, HP/UX and Irix.
429 o Bug fixes in BIGNUM, SSL, PKCS#7, PKCS#12, X.509, CONF and
430 memory checking routines.
431 o Bug fixes for RSA operations in threaded environments.
432 o Bug fixes in misc. openssl applications.
433 o Remove a few potential memory leaks.
434 o Add tighter checks of BIGNUM routines.
435 o Shared library support has been reworked for generality.
436 o More documentation.
437 o New function BN_rand_range().
438 o Add "-rand" option to openssl s_client and s_server.
440 Major changes between OpenSSL 0.9.5a and OpenSSL 0.9.6:
442 o Some documentation for BIO and SSL libraries.
443 o Enhanced chain verification using key identifiers.
444 o New sign and verify options to 'dgst' application.
445 o Support for DER and PEM encoded messages in 'smime' application.
446 o New 'rsautl' application, low level RSA utility.
447 o MD4 now included.
448 o Bugfix for SSL rollback padding check.
449 o Support for external crypto devices [1].
450 o Enhanced EVP interface.
452 [1] The support for external crypto devices is currently a separate
453 distribution. See the file README.ENGINE.
455 Major changes between OpenSSL 0.9.5 and OpenSSL 0.9.5a:
457 o Bug fixes for Win32, SuSE Linux, NeXTSTEP and FreeBSD 2.2.8
458 o Shared library support for HPUX and Solaris-gcc
459 o Support of Linux/IA64
460 o Assembler support for Mingw32
461 o New 'rand' application
462 o New way to check for existence of algorithms from scripts
464 Major changes between OpenSSL 0.9.4 and OpenSSL 0.9.5:
466 o S/MIME support in new 'smime' command
467 o Documentation for the OpenSSL command line application
468 o Automation of 'req' application
469 o Fixes to make s_client, s_server work under Windows
470 o Support for multiple fieldnames in SPKACs
471 o New SPKAC command line utilty and associated library functions
472 o Options to allow passwords to be obtained from various sources
473 o New public key PEM format and options to handle it
474 o Many other fixes and enhancements to command line utilities
475 o Usable certificate chain verification
476 o Certificate purpose checking
477 o Certificate trust settings
478 o Support of authority information access extension
479 o Extensions in certificate requests
480 o Simplified X509 name and attribute routines
481 o Initial (incomplete) support for international character sets
482 o New DH_METHOD, DSA_METHOD and enhanced RSA_METHOD
483 o Read only memory BIOs and simplified creation function
484 o TLS/SSL protocol bugfixes: Accept TLS 'client hello' in SSL 3.0
485 record; allow fragmentation and interleaving of handshake and other
486 data
487 o TLS/SSL code now "tolerates" MS SGC
488 o Work around for Netscape client certificate hang bug
489 o RSA_NULL option that removes RSA patent code but keeps other
490 RSA functionality
491 o Memory leak detection now allows applications to add extra information
492 via a per-thread stack
493 o PRNG robustness improved
494 o EGD support
495 o BIGNUM library bug fixes
496 o Faster DSA parameter generation
497 o Enhanced support for Alpha Linux
498 o Experimental MacOS support
500 Major changes between OpenSSL 0.9.3 and OpenSSL 0.9.4:
502 o Transparent support for PKCS#8 format private keys: these are used
503 by several software packages and are more secure than the standard
504 form
505 o PKCS#5 v2.0 implementation
506 o Password callbacks have a new void * argument for application data
507 o Avoid various memory leaks
508 o New pipe-like BIO that allows using the SSL library when actual I/O
509 must be handled by the application (BIO pair)
511 Major changes between OpenSSL 0.9.2b and OpenSSL 0.9.3:
512 o Lots of enhancements and cleanups to the Configuration mechanism
513 o RSA OEAP related fixes
514 o Added `openssl ca -revoke' option for revoking a certificate
515 o Source cleanups: const correctness, type-safe stacks and ASN.1 SETs
516 o Source tree cleanups: removed lots of obsolete files
517 o Thawte SXNet, certificate policies and CRL distribution points
518 extension support
519 o Preliminary (experimental) S/MIME support
520 o Support for ASN.1 UTF8String and VisibleString
521 o Full integration of PKCS#12 code
522 o Sparc assembler bignum implementation, optimized hash functions
523 o Option to disable selected ciphers
525 Major changes between OpenSSL 0.9.1c and OpenSSL 0.9.2b:
526 o Fixed a security hole related to session resumption
527 o Fixed RSA encryption routines for the p < q case
528 o "ALL" in cipher lists now means "everything except NULL ciphers"
529 o Support for Triple-DES CBCM cipher
530 o Support of Optimal Asymmetric Encryption Padding (OAEP) for RSA
531 o First support for new TLSv1 ciphers
532 o Added a few new BIOs (syslog BIO, reliable BIO)
533 o Extended support for DSA certificate/keys.
534 o Extended support for Certificate Signing Requests (CSR)
535 o Initial support for X.509v3 extensions
536 o Extended support for compression inside the SSL record layer
537 o Overhauled Win32 builds
538 o Cleanups and fixes to the Big Number (BN) library
539 o Support for ASN.1 GeneralizedTime
540 o Splitted ASN.1 SETs from SEQUENCEs
541 o ASN1 and PEM support for Netscape Certificate Sequences
542 o Overhauled Perl interface
543 o Lots of source tree cleanups.
544 o Lots of memory leak fixes.
545 o Lots of bug fixes.
547 Major changes between SSLeay 0.9.0b and OpenSSL 0.9.1c:
548 o Integration of the popular NO_RSA/NO_DSA patches
549 o Initial support for compression inside the SSL record layer
550 o Added BIO proxy and filtering functionality
551 o Extended Big Number (BN) library
552 o Added RIPE MD160 message digest
553 o Addeed support for RC2/64bit cipher
554 o Extended ASN.1 parser routines
555 o Adjustations of the source tree for CVS
556 o Support for various new platforms