CVE-2012-1868
Race condition in the thread-creation implementation in win32k.sys in the kernel-mode drivers in Microsoft Windows XP SP3 allows local users to gain privileges via a crafted application, aka "Win32k.sys Race Condition Vulnerability."
Date published : 2012-06-12
http://www.us-cert.gov/cas/techalerts/TA12-164A.html
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2012/ms12-041