The mem_cgroup_usage_unregister_event function in mm/memcontrol.c in the Linux kernel before 3.2.10 does not properly handle multiple events that are attached to the same eventfd, which allows local users to cause a denial of service (NULL pointer dereference and system crash) or possibly have unspecified other impact by registering memory threshold events.
Advisories
Source ID Title
EUVD EUVD EUVD-2012-1180 The mem_cgroup_usage_unregister_event function in mm/memcontrol.c in the Linux kernel before 3.2.10 does not properly handle multiple events that are attached to the same eventfd, which allows local users to cause a denial of service (NULL pointer dereference and system crash) or possibly have unspecified other impact by registering memory threshold events.
Ubuntu USN Ubuntu USN USN-1421-1 Linux kernel (Maverick backport) vulnerabilities
Ubuntu USN Ubuntu USN USN-1422-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-1431-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-1433-1 Linux kernel (Oneiric backport) vulnerabilities
Ubuntu USN Ubuntu USN USN-1440-1 Linux kernel (Natty backport) vulnerabilities
Ubuntu USN Ubuntu USN USN-1446-1 Linux kernel (OMAP4) vulnerabilities
Ubuntu USN Ubuntu USN USN-1458-1 Linux kernel (OMAP4) vulnerabilities
Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

No history.

cve-icon MITRE

Status: PUBLISHED

Assigner: redhat

Published:

Updated: 2024-08-06T18:45:27.407Z

Reserved: 2012-02-14T00:00:00

Link: CVE-2012-1146

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Deferred

Published: 2012-05-17T11:00:37.397

Modified: 2025-04-11T00:51:21.963

Link: CVE-2012-1146

cve-icon Redhat

Severity : Moderate

Publid Date: 2012-02-24T00:00:00Z

Links: CVE-2012-1146 - Bugzilla

cve-icon OpenCVE Enrichment

No data.