CVE-2011-4621

MEDIUM

Linux Kernel < 2.6.37 - Infinite Loop

Title source: rule

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.

References (5)

[Patch] http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=f26f9aff6aaf67e9a430d16c266f91b13a5bff64

[Broken Link] http://ftp.osuosl.org/pub/linux/kernel/v2.6/ChangeLog-2.6.37

[Exploit, Mailing List, Patch, Third Party Advisory] http://www.openwall.com/lists/oss-security/2011/12/21/6

[Issue Tracking, Patch, Third Party Advisory] https://bugzilla.redhat.com/show_bug.cgi?id=769711

[Patch, Third Party Advisory] https://github.com/torvalds/linux/commit/f26f9aff6aaf67e9a430d16c266f91b13a5bff64

Scores

CVSS v3 5.5

EPSS 0.0006

EPSS Percentile 19.8%

Attack Vector LOCAL

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Classification

CWE

CWE-835

Status draft

Affected Products (1)

linux/linux_kernel < 2.6.37

Timeline

Published May 17, 2012

Tracked Since Feb 18, 2026