Unrated severityNVD Advisory· Published Jul 3, 2012· Updated Jun 16, 2026
CVE-2012-2133
CVE-2012-2133
Description
Use-after-free vulnerability in the Linux kernel before 3.3.6, when huge pages are enabled, allows local users to cause a denial of service (system crash) or possibly gain privileges by interacting with a hugetlbfs filesystem, as demonstrated by a umount operation that triggers improper handling of quota data.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
7<3.3.6+ 6 more
- (no CPE)range: <3.3.6
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*range: <=3.3.5
- cpe:2.3:o:linux:linux_kernel:3.3:*:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:3.3.1:*:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:3.3.2:*:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:3.3.3:*:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:3.3.4:*:*:*:*:*:*:*
Patches
Vulnerability mechanics
References
9- git.kernel.orgnvd
- lists.opensuse.org/opensuse-security-announce/2012-05/msg00013.htmlnvd
- www.debian.org/security/2012/dsa-2469nvd
- www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.3.6nvd
- www.openwall.com/lists/oss-security/2012/04/24/12nvd
- www.securityfocus.com/bid/53233nvd
- bugzilla.redhat.com/show_bug.cginvd
- exchange.xforce.ibmcloud.com/vulnerabilities/75168nvd
- github.com/torvalds/linux/commit/90481622d75715bfcb68501280a917dbfe516029nvd
News mentions
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