CVE-2010-1166: X X.org

High severity, CVSS 7.1. EPSS: 5.4% chance of exploitation in the next 30 days.

The fbComposite function in fbpict.c in the Render extension in the X server in X.Org X11R7.1 allows remote authenticated users to cause a denial of service (memory corruption and daemon crash) or possibly execute arbitrary code via a crafted request, related to an incorrect macro definition.

Affected products

• X X.org: version 7.1 only

Published 2010-04-29. Last modified 2026-06-16.