Summary
Ubuntu Update for Linux kernel vulnerabilities USN-1463-2
Solution
Please Install the Updated Packages.
Insight
USN-1463-1 fixed vulnerabilities in Firefox. The Firefox update exposed a bug in Unity 2D which resulted in Firefox being unable to obtain pointer grabs in order to open popup menus. This update fixes the problem.
Affected
unity-2d on Ubuntu 12.04 LTS ,
Ubuntu 11.10 ,
Ubuntu 11.04
References
Updated on 2015-03-25