The kernel-mode driver in Microsoft Windows Vista SP2 Windows Server 2008 SP2 and R2 SP1 Windows 7 SP1 Windows 8 Windows 8.1 Windows Server 2012 Gold and R2 Windows RT Gold and 8.1 and Windows 10 allows local users to gain privileges via a crafted application aka \Win32k Memory Corruption Elevation of Privilege Vulnerability \ a different vulnerability than CVE-2015-2511 CVE-2015-2518 and CVE-2015-2546.