Medium severity5.5NVD Advisory· Published May 17, 2012· Updated Jun 16, 2026

CVE-2011-4621

Description

The Linux kernel before 2.6.37 does not properly implement a certain clock-update optimization, which allows local users to cause a denial of service (system hang) via an application that executes code in a loop.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

Linux/Kernel2 versions
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*range: <2.6.37
- (no CPE)range: <2.6.37

Patches

Vulnerability mechanics

References

bugzilla.redhat.com/show_bug.cginvdIssue TrackingPatchThird Party Advisory
github.com/torvalds/linux/commit/f26f9aff6aaf67e9a430d16c266f91b13a5bff64nvdPatchThird Party Advisory
www.openwall.com/lists/oss-security/2011/12/21/6nvdExploitMailing ListPatchThird Party Advisory
ftp.osuosl.org/pub/linux/kernel/v2.6/ChangeLog-2.6.37nvdBroken Link
git.kernel.orgnvd

News mentions

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cvss	0.358
epss	0.000
exploit	0.000
kev	0.000
patch	-0.070
ransomware	0.000