CVE-2011-3653
Mozilla Firefox before 8.0 and Thunderbird before 8.0 on Mac OS X do not properly interact with the GPU memory behavior of a certain driver for Intel integrated GPUs, which allows remote attackers to bypass the Same Origin Policy and read image data via vectors related to WebGL textures.
Date published : 2011-11-09
http://www.mozilla.org/security/announce/2011/mfsa2011-51.html