Unspecified vulnerability in Oracle MySQL Server 5.5.43 and earlier and 5.6.24 and earlier allows remote authenticated users to affect availability via unknown vectors related to Server : Optimizer.Referenceshttp://www.oracle.com/technetwork/topics/security/cpujul2015-2367936.htmlhttp://www.securitytracker.com/id/1032911http://rhn.redhat.com/errata/RHSA-2015-1646.htmlhttp://www.debian.org/security/2015/dsa-3308http://lists.opensuse.org/opensuse-updates/2015-09/msg00042.htmlhttp://www.debian.org/security/2015/dsa-3311http://rhn.redhat.com/errata/RHSA-2015-1647.htmlhttp://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.htmlhttp://rhn.redhat.com/errata/RHSA-2015-1628.htmlhttp://www.ubuntu.com/usn/USN-2674-1https://security.gentoo.org/glsa/201610-06http://www.securityfocus.com/bid/75830http://rhn.redhat.com/errata/RHSA-2015-1630.htmlhttp://rhn.redhat.com/errata/RHSA-2015-1629.htmlhttp://rhn.redhat.com/errata/RHSA-2015-1665.html