CVE-2012-2527: Microsoft Windows 7

High severity, CVSS 7.2. EPSS: 1.7% chance of exploitation in the next 30 days.

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."

Affected products

• Microsoft Windows 7: any version
• Microsoft Windows Server 2003: any version
• Microsoft Windows Server 2008: any version
• Microsoft Windows Vista: any version
• Microsoft Windows XP: any version; affected versions not specified

Published 2012-08-15. Last modified 2026-06-16.