Ubuntu Update for lua5.1 USN-2338-1

Solution
Please Install the Updated Packages.
Insight
It was discovered that Lua incorrectly handled certain vararg functions with a large number of fixed parameters. An attacker could use this issue to cause Lua applications to crash, resulting in a denial of service, or possibly execute arbitrary code.
Affected
lua5.1 on Ubuntu 14.04 LTS , Ubuntu 12.04 LTS