This issue did not affect Red Hat Enterprise Linux 4 and 5 as they did not include support for perf. This did not affect Red Hat Enterprise MRG as it uses the perf package from Red Hat Enterprise Linux 6. This has been addressed in Red Hat Enterprise Linux 6 via https://rhn.redhat.com/errata/RHSA-2011-1465.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 6 (kernel)||RHSA-2011:1465||2011-11-22|
Affected Packages State
|Red Hat Enterprise Linux 5||kernel||Not affected|
|Red Hat Enterprise Linux 4||kernel||Not affected|