CVE-2009-3620: Canonical Ubuntu Linux

High severity, CVSS 7.8. EPSS: 0.4% chance of exploitation in the next 30 days.

The ATI Rage 128 (aka r128) driver in the Linux kernel before 2.6.31-git11 does not properly verify Concurrent Command Engine (CCE) state initialization, which allows local users to cause a denial of service (NULL pointer dereference and system crash) or possibly gain privileges via unspecified ioctl calls.

Affected products

• Canonical Ubuntu Linux: version 6.06 only; version 8.04 only; version 8.10 only; version 9.04 only; version 9.10 only
• Fedoraproject Fedora: version 10 only
• Linux Linux Kernel: before 2.6.31.1 (fixed in 2.6.31.1)
• Opensuse Opensuse: version 11.0 only
• Red Hat Mrg Realtime: version 1.0 only
• Suse Linux Enterprise Debuginfo: version 10 only
• Suse Linux Enterprise Desktop: version 10 only
• Suse Linux Enterprise Server: version 8 only; version 10 only

Published 2009-10-22. Last modified 2026-06-16.