Ubuntu Update for php5 USN-2163-1

Solution
Please Install the Updated Packages.
Insight
It was discovered that PHP's embedded libmagic library incorrectly handled PE executables. An attacker could use this issue to cause PHP to crash, resulting in a denial of service.
Affected
php5 on Ubuntu 13.10 , Ubuntu 12.10 , Ubuntu 12.04 LTS , Ubuntu 10.04 LTS