Debian Security Advisory DSA 831-1 – A stack-based buffer overflow in the init_syms function of MySQL, a popular database, has been discovered that allows remote authenticated users who can create user-defined functions to execute arbitrary code via a long function_name field. The ability to create user-defined functions is not typically granted to untrusted users.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/40366/dsa-831-1.txt
Source: https://packetstormsecurity.com/files/40366/Debian-Linux-Security-Advisory-831-1.html