What is CVE-2011-2484?

CVE-2011-2484 is a Medium severity Linux kernel vulnerability with a CVSS score of 4.9 out of 10. CVE-2011-2484 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2011-2484?

CVE-2011-2484 has a CVSS score of 4.9 out of 10, rated Medium severity. The vector string is AV:L/AC:L/Au:N/C:N/I:N/A:C.

Is there a patch available for CVE-2011-2484?

No patch is currently available for CVE-2011-2484. Monitor the NIST NVD and your Linux distribution's security advisories for updates.

Is CVE-2011-2484 actively exploited?

CVE-2011-2484 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

CVE-2011-2484

Medium

The add_del_listener function in kernel/taskstats.c in the Linux kernel 2.6.39.1 and earlier does not prevent multiple registrations of exit handlers, which allows local users to cause a denial of service (memory and CPU consumption), and bypass the OOM Killer, via a crafted application.

Package Linux Kernel

Published 2011-06-24

Last modified 2026-04-29

CVSS version 2.0

Patch available

Awaiting data

CVSS 2.0 score

4.9

out of 10

Medium

Attack Vector

Local

Attack Complexity

Low

Privileges Required

User Interaction

Scope

Confidentiality

Low

Integrity

None

Availability

Vector string

AV:L/AC:L/Au:N/C:N/I:N/A:C

Weakness type

CWE-399

CVE-2011-2484 is classified as CWE-399

See CWE-399 on MITRE CWE for full details on this weakness type.

References

The following references provide additional information about CVE-2011-2484 including vendor advisories, patch commits, exploit details, and third-party analysis. Links are sourced from the NIST NVD database.

Securityfocus
http://www.securityfocus.com/bid/48383

Third Party Advisory VDB Entry
Red Hat
https://bugzilla.redhat.com/show_bug.cgi?id=715436

Issue Tracking
Exchange
https://exchange.xforce.ibmcloud.com/vulnerabilities/68150

VDB Entry
Kernel patch commit
http://lists.openwall.net/linux-kernel/2011/06/16/605
Patch
Kernel patch commit
http://openwall.com/lists/oss-security/2011/06/22/1
Patch
Kernel patch commit
http://openwall.com/lists/oss-security/2011/06/22/2
Patch

Details

CVE ID CVE-2011-2484

Severity Medium

CVSS score 4.9 / 10

CVSS version 2.0

Published 2011-06-24

Modified 2026-04-29

KEV No

Patch Awaiting data

Package linux

Frequently asked questions

What is CVE-2011-2484?

CVE-2011-2484 is a Medium severity Linux kernel vulnerability with a CVSS score of 4.9 out of 10 . CVE-2011-2484 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2011-2484?

CVE-2011-2484 has a CVSS score of 4.9 out of 10, rated Medium severity (CVSS 2.0). The vector string is AV:L/AC:L/Au:N/C:N/I:N/A:C.
Is there a patch available for CVE-2011-2484?

No patch is currently available for CVE-2011-2484. Monitor the NIST NVD and your Linux distribution's security advisories for updates.
Is CVE-2011-2484 actively exploited?

No — CVE-2011-2484 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.