CVE-2012-0156: Microsoft Windows 7

Medium severity, CVSS 4.3. EPSS: 14.8% chance of exploitation in the next 30 days.

DirectWrite in Microsoft Windows Vista SP2, Windows Server 2008 SP2, R2, and R2 SP1, and Windows 7 Gold and SP1 does not properly render Unicode characters, which allows remote attackers to cause a denial of service (application hang) via a (1) instant message or (2) web site, aka "DirectWrite Application Denial of Service Vulnerability."

Affected products

• Microsoft Windows 7: any version
• Microsoft Windows Server 2008: any version; version r2 only
• Microsoft Windows Vista: any version

Published 2012-03-13. Last modified 2026-06-16.