Ubuntu Update for gtk+3.0 USN-2475-1

Summary
Check the version of gtk+3.0
Solution
Please Install the Updated Packages.
Insight
Clemens Fries discovered that GTK+ allowed bypassing certain screen locks by using the menu key. An attacker with physical access could possibly use this flaw to gain access to a locked session.
Affected
gtk+3.0 on Ubuntu 14.04 LTS
Detection
Get the installed version with the help of detect NVT and check if the version is vulnerable or not.
References