Unspecified vulnerability in Oracle MySQL Server 5.5.23 and earlier allows remote authenticated users to affect availability via unknown vectors related to Server Optimizer.Referenceshttp://osvdb.org/83975https://exchange.xforce.ibmcloud.com/vulnerabilities/77060http://www.securitytracker.com/id?1027263http://www.securityfocus.com/bid/54549http://www.oracle.com/technetwork/topics/security/cpujul2012-392727.htmlhttp://www.mandriva.com/security/advisories?name=MDVSA-2013:150