CVE-2007-2437: X.org X Window System

Medium severity, CVSS 5.5. EPSS: 4.4% chance of exploitation in the next 30 days.

The X render (Xrender) extension in X.org X Window System 7.0, 7.1, and 7.2, with Xserver 1.3.0 and earlier, allows remote authenticated users to cause a denial of service (daemon crash) via crafted values to the (1) XRenderCompositeTrapezoids and (2) XRenderAddTraps functions, which trigger a divide-by-zero error.

Affected products

• X.org X Window System: version 7.0 only; version 7.1 only; version 7.2 only
• X.org Xserver: up to and including 1.3.0

Published 2007-05-02. Last modified 2026-06-16.