Unspecified vulnerability in the MySQL Server component in Oracle MySQL 5.5.x allows remote authenticated users to affect availability via unknown vectors, a different vulnerability than CVE-2012-0117, CVE-2012-0486, CVE-2012-0487, CVE-2012-0488, CVE-2012-0489, CVE-2012-0491, and CVE-2012-0495.
https://exchange.xforce.ibmcloud.com/vulnerabilities/72538
http://www.ubuntu.com/usn/USN-1397-1
http://www.oracle.com/technetwork/topics/security/cpujan2012-366304.html
http://security.gentoo.org/glsa/glsa-201308-06.xml