CVE-2015-0432
Unspecified vulnerability in Oracle MySQL Server 5.5.40 and earlier allows remote authenticated users to affect availability via vectors related to Server : InnoDB : DDL : Foreign Key.
Date published : 2015-01-21
http://www.securityfocus.com/bid/72217
http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.html