crypt_blowfish before 1.1, as used in PHP before 5.3.7 on certain platforms, PostgreSQL before 8.4.9, and other products, does not properly handle 8-bit characters, which makes it easier for context-dependent attackers to determine a cleartext password by leveraging knowledge of a password hash.
https://exchange.xforce.ibmcloud.com/vulnerabilities/69319
http://www.ubuntu.com/usn/USN-1229-1
http://www.securityfocus.com/bid/49241
http://www.postgresql.org/docs/8.4/static/release-8-4-9.html
http://www.php.net/archive/2011.php#id2011-08-18-1
http://www.php.net/ChangeLog-5.php#5.3.7
http://www.openwall.com/crypt/
http://www.debian.org/security/2012/dsa-2399
http://www.debian.org/security/2011/dsa-2340
http://support.apple.com/kb/HT5130
http://php.net/security/crypt_blowfish
http://lists.opensuse.org/opensuse-security-announce/2011-08/msg00015.html
http://lists.apple.com/archives/security-announce/2012/Feb/msg00000.html
http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10705