This issue did not affect the Linux kernel as shipped with Red Hat Enterprise Linux 4 as it did not backport the upstream commit 3ab224be6d6. It did not affect the Linux kernels as shipped with Red Hat Enterprise Linux 6, and Red Hat Enterprise MRG as they have backported the upstream commit ea2bc483ff5 that Red Hat Enterprise Linux 5 did not. This has been addressed in Red Hat Enterprise Linux 5 via https://rhn.redhat.com/errata/RHSA-2011-1212.html.
CVSS v2 metrics
NOTE: The following CVSS v2 metrics and score provided are preliminary and subject to review.
Find out more about Red Hat support for the Common Vulnerability Scoring System (CVSS).
Red Hat Security Errata
|Red Hat Enterprise Linux EUS (v. 5.6 server) (kernel)||RHSA-2011:1813||2011-12-13|
|Red Hat Enterprise Linux 5 (kernel)||RHSA-2011:1212||2011-09-06|
Affected Packages State
|Red Hat Enterprise Linux 6||kernel||Not affected|
|Red Hat Enterprise MRG 2||realtime-kernel||Not affected|
|Red Hat Enterprise Linux 4||kernel||Not affected|