Microsoft Windows Kernel Privilege Elevation Vulnerability (2633171)

Summary
This host is missing an important security update according to Microsoft Bulletin MS11-098.
Impact
Successful exploitation could allow remote attackers to execute arbitrary code with kernel-mode privileges. Impact Level: System
Solution
Run Windows Update and update the listed hotfixes or download and update mentioned hotfixes in the advisory from the below link, http://technet.microsoft.com/en-us/security/bulletin/ms11-098
Insight
The flaw is caused due an error within certain exception handlers in the kernel when handling objects.
Affected
Microsoft Windows 7 Service Pack 1 and prior Microsoft Windows XP Service Pack 3 and prior Microsoft Windows 2K3 Service Pack 2 and prior Microsoft Windows Vista Service Pack 2 and prior Microsoft Windows Server 2008 Service Pack 2 and prior
References