The host is installed with Microsoft Windows Server 2003 SP2, Vista SP2, Server 2008 SP2, Windows 7 SP1, Server 2008 R2 SP1, Windows 8, Windows 8.1, Server 2012 or Server 2012 R2 and is prone to a Microsoft Windows Kernel object use after free vulnerability. A flaw is present in the application, which fails to properly handle objects in memory that has either not been correctly initialized or deleted. Successful exploitation allows remote attackers to gain elevated privileges.