CVE-2012-2133

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Summary

CVECVE-2012-2133
StatePUBLISHED
Assignerredhat
Source PriorityCVE Program / NVD first with legacy fallback
Published2012-07-03 16:40:32 UTC
Updated2026-04-29 01:13:23 UTC
DescriptionUse-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.

Risk And Classification

Primary CVSS: v2.0 4 from [email protected]

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

Problem Types: CWE-399 | n/a

CVSS v2.0 Breakdown

Access Vector
Local
Access Complexity
High
Authentication
None
Confidentiality
None
Integrity
None
Availability
Complete

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

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Linux Linux Kernel 3.3 All All All
Operating System Linux Linux Kernel 3.3.1 All All All
Operating System Linux Linux Kernel 3.3.2 All All All
Operating System Linux Linux Kernel 3.3.3 All All All
Operating System Linux Linux Kernel 3.3.4 All All All
Operating System Linux Linux Kernel All All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na N/a affected n/a Not specified

References

ReferenceSourceLinkTags
[security-announce] SUSE-SU-2012:0616-1: important: Security update for af854a3a-2127-422b-91ae-364da2661108 lists.opensuse.org
www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.3.6 af854a3a-2127-422b-91ae-364da2661108 www.kernel.org
Debian -- Security Information -- DSA-2469-1 linux-2.6 af854a3a-2127-422b-91ae-364da2661108 www.debian.org
hugepages: fix use after free bug in "quota" handling · torvalds/linux@9048162 · GitHub af854a3a-2127-422b-91ae-364da2661108 github.com
oss-security - Re: CVE Request: use after free bug in "quota" handling in hugetlb code af854a3a-2127-422b-91ae-364da2661108 www.openwall.com
Linux Kernel Hugepages CVE-2012-2133 Local Denial of Service Vulnerability af854a3a-2127-422b-91ae-364da2661108 www.securityfocus.com
kernel/git/torvalds/linux.git - Linux kernel source tree af854a3a-2127-422b-91ae-364da2661108 git.kernel.org
IBM X-Force Exchange af854a3a-2127-422b-91ae-364da2661108 exchange.xforce.ibmcloud.com
817430 – (CVE-2012-2133) CVE-2012-2133 kernel: use after free bug in "quota" handling af854a3a-2127-422b-91ae-364da2661108 bugzilla.redhat.com
kernel/git/torvalds/linux.git - Linux kernel source tree MITRE git.kernel.org
Red Hat Customer Portal MITRE access.redhat.com
Red Hat Customer Portal MITRE access.redhat.com
Red Hat Customer Portal MITRE access.redhat.com
access.redhat.com | CVE-2012-2133 MITRE access.redhat.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

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