CVE-2009-2903: Canonical Ubuntu Linux

High severity, CVSS 7.1. EPSS: 3.8% chance of exploitation in the next 30 days.

Memory leak in the appletalk subsystem in the Linux kernel 2.4.x through 2.4.37.6 and 2.6.x through 2.6.31, when the appletalk and ipddp modules are loaded but the ipddp"N" device is not found, allows remote attackers to cause a denial of service (memory consumption) via IP-DDP datagrams.

Affected products

• Canonical Ubuntu Linux: version 6.06 only; version 8.04 only; version 8.10 only; version 9.04 only
• Linux Linux Kernel: from 2.4.0, up to and including 2.4.37.6; from 2.6.0, up to and including 2.6.31
• Suse Linux Enterprise Debuginfo: version 10 only
• Suse Linux Enterprise Desktop: version 10 only
• Suse Linux Enterprise Server: version 9 only; version 10 only
• Suse Linux Enterprise Software Development Kit: version 10 only

Published 2009-09-15. Last modified 2026-06-16.