This file gives a brief overview of the major changes between each OpenSSL
release. For more details please read the CHANGES file.
+ Major changes between OpenSSL 1.0.2j and OpenSSL 1.0.2k [under development]
+
+ o Montgomery multiplication may produce incorrect results (CVE-2016-7055)
+
+ Major changes between OpenSSL 1.0.2i and OpenSSL 1.0.2j [26 Sep 2016]
+
+ o Missing CRL sanity check (CVE-2016-7052)
+
+ Major changes between OpenSSL 1.0.2h and OpenSSL 1.0.2i [22 Sep 2016]
+
+ o OCSP Status Request extension unbounded memory growth (CVE-2016-6304)
+ o SWEET32 Mitigation (CVE-2016-2183)
+ o OOB write in MDC2_Update() (CVE-2016-6303)
+ o Malformed SHA512 ticket DoS (CVE-2016-6302)
+ o OOB write in BN_bn2dec() (CVE-2016-2182)
+ o OOB read in TS_OBJ_print_bio() (CVE-2016-2180)
+ o Pointer arithmetic undefined behaviour (CVE-2016-2177)
+ o Constant time flag not preserved in DSA signing (CVE-2016-2178)
+ o DTLS buffered message DoS (CVE-2016-2179)
+ o DTLS replay protection DoS (CVE-2016-2181)
+ o Certificate message OOB reads (CVE-2016-6306)
+
+ Major changes between OpenSSL 1.0.2g and OpenSSL 1.0.2h [3 May 2016]
+
+ o Prevent padding oracle in AES-NI CBC MAC check (CVE-2016-2107)
+ o Fix EVP_EncodeUpdate overflow (CVE-2016-2105)
+ o Fix EVP_EncryptUpdate overflow (CVE-2016-2106)
+ o Prevent ASN.1 BIO excessive memory allocation (CVE-2016-2109)
+ o EBCDIC overread (CVE-2016-2176)
+ o Modify behavior of ALPN to invoke callback after SNI/servername
+ callback, such that updates to the SSL_CTX affect ALPN.
+ o Remove LOW from the DEFAULT cipher list. This removes singles DES from
+ the default.
+ o Only remove the SSLv2 methods with the no-ssl2-method option.
+
+ Major changes between OpenSSL 1.0.2f and OpenSSL 1.0.2g [1 Mar 2016]
+
+ o Disable weak ciphers in SSLv3 and up in default builds of OpenSSL.
+ o Disable SSLv2 default build, default negotiation and weak ciphers
+ (CVE-2016-0800)
+ o Fix a double-free in DSA code (CVE-2016-0705)
+ o Disable SRP fake user seed to address a server memory leak
+ (CVE-2016-0798)
+ o Fix BN_hex2bn/BN_dec2bn NULL pointer deref/heap corruption
+ (CVE-2016-0797)
+ o Fix memory issues in BIO_*printf functions (CVE-2016-0799)
+ o Fix side channel attack on modular exponentiation (CVE-2016-0702)
+
+ Major changes between OpenSSL 1.0.2e and OpenSSL 1.0.2f [28 Jan 2016]
+
+ o DH small subgroups (CVE-2016-0701)
+ o SSLv2 doesn't block disabled ciphers (CVE-2015-3197)
+
+ Major changes between OpenSSL 1.0.2d and OpenSSL 1.0.2e [3 Dec 2015]
+
+ o BN_mod_exp may produce incorrect results on x86_64 (CVE-2015-3193)
+ o Certificate verify crash with missing PSS parameter (CVE-2015-3194)
+ o X509_ATTRIBUTE memory leak (CVE-2015-3195)
+ o Rewrite EVP_DecodeUpdate (base64 decoding) to fix several bugs
+ o In DSA_generate_parameters_ex, if the provided seed is too short,
+ return an error
+
+ Major changes between OpenSSL 1.0.2c and OpenSSL 1.0.2d [9 Jul 2015]
+
+ o Alternate chains certificate forgery (CVE-2015-1793)
+ o Race condition handling PSK identify hint (CVE-2015-3196)
+
+ Major changes between OpenSSL 1.0.2b and OpenSSL 1.0.2c [12 Jun 2015]
+
+ o Fix HMAC ABI incompatibility
+
+ Major changes between OpenSSL 1.0.2a and OpenSSL 1.0.2b [11 Jun 2015]
+
+ o Malformed ECParameters causes infinite loop (CVE-2015-1788)
+ o Exploitable out-of-bounds read in X509_cmp_time (CVE-2015-1789)
+ o PKCS7 crash with missing EnvelopedContent (CVE-2015-1790)
+ o CMS verify infinite loop with unknown hash function (CVE-2015-1792)
+ o Race condition handling NewSessionTicket (CVE-2015-1791)
+
+ Major changes between OpenSSL 1.0.2 and OpenSSL 1.0.2a [19 Mar 2015]
+
+ o OpenSSL 1.0.2 ClientHello sigalgs DoS fix (CVE-2015-0291)
+ o Multiblock corrupted pointer fix (CVE-2015-0290)
+ o Segmentation fault in DTLSv1_listen fix (CVE-2015-0207)
+ o Segmentation fault in ASN1_TYPE_cmp fix (CVE-2015-0286)
+ o Segmentation fault for invalid PSS parameters fix (CVE-2015-0208)
+ o ASN.1 structure reuse memory corruption fix (CVE-2015-0287)
+ o PKCS7 NULL pointer dereferences fix (CVE-2015-0289)
+ o DoS via reachable assert in SSLv2 servers fix (CVE-2015-0293)
+ o Empty CKE with client auth and DHE fix (CVE-2015-1787)
+ o Handshake with unseeded PRNG fix (CVE-2015-0285)
+ o Use After Free following d2i_ECPrivatekey error fix (CVE-2015-0209)
+ o X509_to_X509_REQ NULL pointer deref fix (CVE-2015-0288)
+ o Removed the export ciphers from the DEFAULT ciphers
+
Major changes between OpenSSL 1.0.1l and OpenSSL 1.0.2 [22 Jan 2015]:
o Suite B support for TLS 1.2 and DTLS 1.2
o Fix for CVE-2014-0224
o Fix for CVE-2014-0221
+ o Fix for CVE-2014-0198
o Fix for CVE-2014-0195
o Fix for CVE-2014-3470
o Fix for CVE-2010-5298
o Preliminary FIPS capability for unvalidated 2.0 FIPS module.
o SRP support.
- Major changes between OpenSSL 1.0.0j and OpenSSL 1.0.0k [5 Feb 2013]:
-
- o Fix for SSL/TLS/DTLS CBC plaintext recovery attack CVE-2013-0169
- o Fix OCSP bad key DoS attack CVE-2013-0166
-
- Major changes between OpenSSL 1.0.0i and OpenSSL 1.0.0j [10 May 2012]:
-
- o Fix DTLS record length checking bug CVE-2012-2333
-
- Major changes between OpenSSL 1.0.0h and OpenSSL 1.0.0i [19 Apr 2012]:
-
- o Fix for ASN1 overflow bug CVE-2012-2110
-
Major changes between OpenSSL 1.0.0g and OpenSSL 1.0.0h [12 Mar 2012]:
o Fix for CMS/PKCS#7 MMA CVE-2012-0884
o Opaque PRF Input TLS extension support.
o Updated time routines to avoid OS limitations.
- Major changes between OpenSSL 0.9.8x and OpenSSL 0.9.8y [5 Feb 2013]:
-
- o Fix for SSL/TLS/DTLS CBC plaintext recovery attack CVE-2013-0169
- o Fix OCSP bad key DoS attack CVE-2013-0166
-
- Major changes between OpenSSL 0.9.8w and OpenSSL 0.9.8x [10 May 2012]:
-
- o Fix DTLS record length checking bug CVE-2012-2333
-
- Major changes between OpenSSL 0.9.8v and OpenSSL 0.9.8w [23 Apr 2012]:
-
- o Fix for CVE-2012-2131 (corrected fix for 0.9.8 and CVE-2012-2110)
-
- Major changes between OpenSSL 0.9.8u and OpenSSL 0.9.8v [19 Apr 2012]:
-
- o Fix for ASN1 overflow bug CVE-2012-2110
-
- Major changes between OpenSSL 0.9.8t and OpenSSL 0.9.8u [12 Mar 2012]:
-
- o Fix for CMS/PKCS#7 MMA CVE-2012-0884
- o Corrected fix for CVE-2011-4619
- o Various DTLS fixes.
-
- Major changes between OpenSSL 0.9.8s and OpenSSL 0.9.8t [18 Jan 2012]:
-
- o Fix for DTLS DoS issue CVE-2012-0050
-
- Major changes between OpenSSL 0.9.8r and OpenSSL 0.9.8s [4 Jan 2012]:
-
- o Fix for DTLS plaintext recovery attack CVE-2011-4108
- o Fix policy check double free error CVE-2011-4109
- o Clear block padding bytes of SSL 3.0 records CVE-2011-4576
- o Only allow one SGC handshake restart for SSL/TLS CVE-2011-4619
- o Check for malformed RFC3779 data CVE-2011-4577
-
- Major changes between OpenSSL 0.9.8q and OpenSSL 0.9.8r [8 Feb 2011]:
-
- o Fix for security issue CVE-2011-0014
-
- Major changes between OpenSSL 0.9.8p and OpenSSL 0.9.8q [2 Dec 2010]:
-
- o Fix for security issue CVE-2010-4180
- o Fix for CVE-2010-4252
-
- Major changes between OpenSSL 0.9.8o and OpenSSL 0.9.8p [16 Nov 2010]:
-
- o Fix for security issue CVE-2010-3864.
-
- Major changes between OpenSSL 0.9.8n and OpenSSL 0.9.8o [1 Jun 2010]:
-
- o Fix for security issue CVE-2010-0742.
- o Various DTLS fixes.
- o Recognise SHA2 certificates if only SSL algorithms added.
- o Fix for no-rc4 compilation.
- o Chil ENGINE unload workaround.
-
Major changes between OpenSSL 0.9.8m and OpenSSL 0.9.8n [24 Mar 2010]:
o CFB cipher definition fixes.