CVE-2010-4818: X.org

High severity, CVSS 8.5. EPSS: 5.3% chance of exploitation in the next 30 days.

The GLX extension in X.Org xserver 1.7.7 allows remote authenticated users to cause a denial of service (server crash) and possibly execute arbitrary code via (1) a crafted request that triggers a client swap in glx/glxcmdsswap.c; or (2) a crafted length or (3) a negative value in the screen field in a request to glx/glxcmds.c.

Affected products

• X.org X.org: version 1.7.7 only

Published 2012-09-05. Last modified 2026-06-16.