Medium severity · published May 17, 2012
CVE-2012-1146
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,…
5.5
CVSS
0.5%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.5% · higher than 44% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
KE
Kernel · Linux
before 3.2.10 · source: NVD
FE
Fedora · Fedoraproject
16 · source: NVD
LE
Linux Enterprise Desktop · Suse
11 · source: NVD
LE
Linux Enterprise High Availability Extension · Suse
11 · source: NVD
LE
Linux Enterprise Server · Suse
11; 11 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2012-1146
CVE.org
https://www.cve.org/CVERecord?id=CVE-2012-1146
git.kernel.org
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=371528caec553785c37f73fa3926ea0de84f986f
Mailing List
http://lists.fedoraproject.org/pipermail/package-announce/2012-March/075781.html
Mailing List
http://lists.opensuse.org/opensuse-security-announce/2012-04/msg00021.html
Broken Link
http://secunia.com/advisories/48898
Broken Link
http://secunia.com/advisories/48964
Mailing List
http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.2.10
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