Alexander Chizhov

**Name of the Vulnerable Software and Affected Versions** win32k.sys versions in Microsoft Windows XP SP2 and SP3, Windows Server 2003 SP2, Windows Vista SP2, Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8, Windows 8.1, Windows Server 2012 Gold and R2, and Windows RT Gold and 8.1 **Description** The issue is related to the improper handling of objects in memory by the Windows kernel-mode driver, allowing local users to obtain sensitive information from kernel memory or cause a denial of service. **Recommendations** For Microsoft Windows XP SP2 and SP3, Windows Server 2003 SP2, Windows Vista SP2, Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8, Windows 8.1, Windows Server 2012 Gold and R2, and Windows RT Gold and 8.1, consider applying the necessary patches or updates to fix the issue. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

**Name of the Vulnerable Software and Affected Versions** Microsoft Windows XP versions SP2 through SP3 Microsoft Windows Server 2003 version SP2 Microsoft Windows Vista version SP2 Microsoft Windows Server 2008 versions SP2 through R2 SP1 Microsoft Windows 7 version SP1 Microsoft Windows 8 Microsoft Windows Server 2012 Microsoft Windows RT **Description** The issue arises from the improper handling of objects in memory by the kernel-mode driver, allowing local users to gain privileges via a crafted application. This could enable an attacker to execute arbitrary code with elevated privileges. **Recommendations** For Microsoft Windows XP versions SP2 through SP3, update to a newer version that contains a fix for this issue. For Microsoft Windows Server 2003 version SP2, update to a newer version that contains a fix for this issue. For Microsoft Windows Vista version SP2, update to a newer version that contains a fix for this issue. For Microsoft Windows Server 2008 versions SP2 through R2 SP1, update to a newer version that contains a fix for this issue. For Microsoft Windows 7 version SP1, update to a newer version that contains a fix for this issue. For Microsoft Windows 8, update to a newer version that contains a fix for this issue. For Microsoft Windows Server 2012, update to a newer version that contains a fix for this issue. For Microsoft Windows RT, update to a newer version that contains a fix for this issue.