Unspecified vulnerability in Oracle MySQL 5.6.29 and earlier and 5.7.11 and earlier allows remote attackers to affect confidentiality, integrity, and availability via vectors related to Pluggable Authentication.
http://www.ubuntu.com/usn/USN-2954-1
http://www.ubuntu.com/usn/USN-2953-1
http://www.securitytracker.com/id/1035606
http://www.securityfocus.com/bid/86418
http://www.oracle.com/technetwork/security-advisory/cpuapr2016v3-2985753.html
http://rhn.redhat.com/errata/RHSA-2016-0705.html
http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00053.html