CVE-2009-2903

What it is

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.

At a glance

Exploitability

Can be exploited over the network without logging in. High risk of service disruption.

Exploit odds

3.8% chance of exploitation in the next 30 days (EPSS).

Fix

No patch or advisory is linked yet. Look at mitigations or restrict exposure.

Timeline

1. 2009-09-15 22:30 UTC PublishedDisclosed publicly on CVE.org and NVD
2. 2026-06-16 23:10 UTC Last updatedMost recent change to the record

Why it ranks here

• Exploited in the wild: no, CISA does not list it.
• Exploit odds: 3.8% in the next 30 days (EPSS).
• Severity: 7.1 HIGH (CVSS).
• Fix: none linked yet, which raises it.

Details

Published

2009-09-15 22:30 UTC

Last modified

2026-06-16 23:10 UTC

Exploit probability

3.8% · EPSS, next 30 days

Weakness

CWE-772

Record status

Modified

Affected

• Linux Kernel ≤ 2.4.37.6
• Linux Kernel ≤ 2.6.31
• Suse Linux Enterprise Debuginfo 10
• Suse Linux Enterprise Desktop 10
• Suse Linux Enterprise Server 9
• Suse Linux Enterprise Server 10
• Suse Linux Enterprise Software Development Kit 10
• Canonical Ubuntu Linux 6.06

Attack profile CVSS 2.0 · 7.1

Attack vector

Network

Complexity

Medium

Authentication

None

Confidentiality

None

Integrity

None

Availability

Complete

Is it in your code?

Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.

Read https://cve-list.com/agent/cve/CVE-2009-2903.md and follow it. Check whether this project is affected by CVE-2009-2903. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.

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