CVE-2009-2903

High

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.

Package Linux Kernel
Published 2009-09-15
Last modified 2026-04-23
CVSS version 2.0
Patch available
Awaiting data

CVSS 2.0 score

7.1

out of 10
High
Attack Vector
Network
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
None
Integrity
None
Availability
Vector string
AV:N/AC:M/Au:N/C:N/I:N/A:C

Weakness type

CWE-772

CVE-2009-2903 is a Missing Release of Resource after Effective Lifetime vulnerability

What is Missing Release of Resource after Effective Lifetime?

The product does not release a resource after its effective lifetime has ended. Learn more on MITRE CWE

References

The following references provide additional information about CVE-2009-2903 including vendor advisories, patch commits, exploit details, and third-party analysis. Links are sourced from the NIST NVD database.

Frequently asked questions

  • What is CVE-2009-2903?

    CVE-2009-2903 is a High severity Linux kernel vulnerability with a CVSS score of 7.1 out of 10 , classified as a Missing Release of Resource after Effective Lifetime flaw (CWE-772) . CVE-2009-2903 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

  • What is the CVSS score for CVE-2009-2903?

    CVE-2009-2903 has a CVSS score of 7.1 out of 10, rated High severity (CVSS 2.0). The vector string is AV:N/AC:M/Au:N/C:N/I:N/A:C .

  • Is there a patch available for CVE-2009-2903?

    No patch is currently available for CVE-2009-2903. Monitor the NIST NVD and your Linux distribution's security advisories for updates.

  • Is CVE-2009-2903 actively exploited?

    No — CVE-2009-2903 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

  • What is Missing Release of Resource after Effective Lifetime (CWE-772)?

    The product does not release a resource after its effective lifetime has ended. View CWE-772 on MITRE CWE →