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CVE Vulnerabilities

CVE-2011-4621

Loop with Unreachable Exit Condition ('Infinite Loop')

Published: May 17, 2012 | Modified: Apr 11, 2025
CVSS 3.x
5.5
MEDIUM
Source:
NVD
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CVSS 2.x
4.9 MEDIUM
AV:L/AC:L/Au:N/C:N/I:N/A:C
RedHat/V2
4.7 MODERATE
AV:L/AC:M/Au:N/C:N/I:N/A:C
RedHat/V3
Ubuntu
LOW
Vulnerability-free packages from our partners
Additional information
NVDhttps://nvd.nist.gov/vuln/detail/CVE-2011-4621
CWEhttps://cwe.mitre.org/data/definitions/835.html

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.

Weakness

The product contains an iteration or loop with an exit condition that cannot be reached, i.e., an infinite loop.

Affected Software

Name Vendor Start Version End Version
Linux_kernel Linux * 2.6.37 (excluding)
Red Hat Enterprise Linux 6 RedHat kernel-0:2.6.32-220.2.1.el6 *
Linux Ubuntu maverick *
Linux Ubuntu upstream *
Linux-armadaxp Ubuntu upstream *
Linux-ec2 Ubuntu maverick *
Linux-ec2 Ubuntu upstream *
Linux-fsl-imx51 Ubuntu upstream *
Linux-lts-backport-maverick Ubuntu lucid *
Linux-lts-backport-maverick Ubuntu upstream *
Linux-lts-backport-natty Ubuntu upstream *
Linux-lts-backport-oneiric Ubuntu upstream *
Linux-mvl-dove Ubuntu upstream *
Linux-ti-omap4 Ubuntu maverick *
Linux-ti-omap4 Ubuntu natty *
Linux-ti-omap4 Ubuntu upstream *

References

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