Description
Use-after-free vulnerability in win32k.sys in the kernel-mode drivers in Microsoft Windows XP SP2 and SP3, Windows Server 2003 SP2, Windows Vista SP2, Windows Server 2008 SP2, R2, and R2 SP1, and Windows 7 Gold and SP1 allows local users to gain privileges via a crafted application, aka "Win32k Use After Free Vulnerability."
References (3)
Core 3
Core References
Vendor Advisory vendor-advisory
x_refsource_ms
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2012/ms12-055
Third Party Advisory, VDB Entry vdb-entry
signature
x_refsource_oval
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A15706
Third Party Advisory, US Government Resource third-party-advisory
x_refsource_cert
http://www.us-cert.gov/cas/techalerts/TA12-227A.html
Scores
EPSS
0.0166
EPSS Percentile
74.4%
Details
CWE
CWE-399
Status
published
Products (5)
microsoft/windows_7
(4 CPE variants)
microsoft/windows_server_2003
microsoft/windows_server_2008
(5 CPE variants)
microsoft/windows_vista
microsoft/windows_xp
(2 CPE variants)
Published
Aug 15, 2012
Tracked Since
Feb 18, 2026