Unspecified vulnerability in the MySQL Server component in Oracle MySQL 5.6.11 and earlier allows remote authenticated users to affect availability via unknown vectors related to Server Optimizer.
http://www.securityfocus.com/bid/61233
http://www.oracle.com/technetwork/topics/security/cpujuly2013-1899826.html
http://lists.opensuse.org/opensuse-updates/2013-09/msg00008.html
http://lists.opensuse.org/opensuse-updates/2013-08/msg00024.html
http://lists.opensuse.org/opensuse-security-announce/2013-10/msg00001.html
http://lists.opensuse.org/opensuse-security-announce/2013-08/msg00022.html