CVE-2011-2011

Windows win32k.sys - Use-After-Free via Driver Object Management

Title source: llm
STIX 2.1

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 that leverages incorrect driver object management, aka "Win32k Use After Free Vulnerability."

References (4)

Core 4
Core References
Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/49981
Third Party Advisory, VDB Entry vdb-entry x_refsource_sectrack
http://www.securitytracker.com/id?1026165
Third Party Advisory, VDB Entry vdb-entry signature x_refsource_oval
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12904

Scores

EPSS 0.0179
EPSS Percentile 76.0%

Details

CWE
CWE-399
Status published
Products (7)
microsoft/windows_2003_server
microsoft/windows_7 (3 CPE variants)
microsoft/windows_server_2003
microsoft/windows_server_2008 (3 CPE variants)
microsoft/windows_server_2008 r2 (2 CPE variants)
microsoft/windows_vista
microsoft/windows_xp (2 CPE variants)
Published Oct 12, 2011
Tracked Since Feb 18, 2026