Security researchers found serious vulnerabilities in the engines of several popular video games. They found memory corruption and buffer-overflow issues in “CryEngine 3,” “Unreal Engine 3” “Quake 4,” “Crysis 2,” “Homefront,” “Brink,” “Monday Night Combat,” “Enemy Territory: Quake Wars,” “Sanctum”, “Breach” and many others. The vulnerabilities haven’t been disclosed in advance to the affected game developers and are not yet patched.”]