Unspecified vulnerability in Oracle MySQL 5.5.51 and earlier, 5.6.32 and earlier, and 5.7.14 and earlier allows remote administrators to affect availability via vectors related to Server: Federated.
https://security.gentoo.org/glsa/201701-01
https://mariadb.com/kb/en/mariadb/mariadb-5552-release-notes/
https://mariadb.com/kb/en/mariadb/mariadb-10118-release-notes/
https://mariadb.com/kb/en/mariadb/mariadb-10028-release-notes/
http://www.securityfocus.com/bid/93668
http://www.oracle.com/technetwork/security-advisory/cpuoct2016-2881722.html
http://rhn.redhat.com/errata/RHSA-2016-2928.html
http://rhn.redhat.com/errata/RHSA-2016-2927.html
http://rhn.redhat.com/errata/RHSA-2016-2749.html
http://rhn.redhat.com/errata/RHSA-2016-2595.html