The mem_cgroup_usage_unregister_event function in mm/memcontrol.c in the Linux kernel before...
Vulnerability Description
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.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
References
- http://lists.opensuse.org/opensuse-security-announce/2012-04/msg00021.html
- https://github.com/torvalds/linux/commit/371528caec553785c37f73fa3926ea0de84f986f
- http://secunia.com/advisories/48898
- http://www.openwall.com/lists/oss-security/2012/03/07/3
- http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.2.10
- http://secunia.com/advisories/48964
- https://exchange.xforce.ibmcloud.com/vulnerabilities/73711
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=371528caec553785c37f73fa3926ea0de84f986f
- http://lists.fedoraproject.org/pipermail/package-announce/2012-March/075781.html
- https://bugzilla.redhat.com/show_bug.cgi?id=800813
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Weaknesses (CWE)
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MITRE ATT&CK TTPs
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