Microsoft releases a fix for Internet Explorer
Microsoft releases a new fix for regression bugs introduced after installing KB2962872.
Since KB2962872 was released, many users reported mal-function, slowness or complete failure of Internet Explorer, from versions 6 to 11 (inclusive). It affected many IntraWeb applications when running in Internet Explorer using compatibility mode (versions 8+).
Today Microsoft released a fix for it. Please read more here: http://support.microsoft.com/kb/2962872
In summary, if you have KB2962872 installed, you must install update 2976627.