This issue did not affect the versions of Linux kernel as shipped with Red Hat Enterprise Linux 3, 4, 5, and Red Hat Enterprise MRG, as they do not contain the upstream commit d4d67150 that introduced this flaw.
More information can be found in this kbase: https://access.redhat.com/kb/docs/DOC-40330
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 6 (kernel)||RHSA-2010:0842||2010-11-10|