Unspecified vulnerability in the MySQL Server component in Oracle MySQL 5.1.61 and earlier, and 5.5.21 and earlier, allows remote authenticated users to affect availability via unknown vectors related to Server Optimizer, a different vulnerability than CVE-2012-1690.
rhn.redhat.com/errata/RHSA-2012-1462.html
secunia.com/advisories/48890
secunia.com/advisories/49179
secunia.com/advisories/51309
secunia.com/advisories/53372
security.gentoo.org/glsa/glsa-201308-06.xml
www.mandriva.com/security/advisories?name=MDVSA-2013:150
www.oracle.com/technetwork/topics/security/cpuapr2012-366314.html
www.securityfocus.com/bid/53058
www.securitytracker.com/id?1026934