This issue did not affect the versions of Linux kernel as shipped with Red Hat Enterprise Linux 3 and 4, as they do not include support for sys_move_pages. It was only introduced in kernel version 2.6.18 onwards. This issue was addressed in Red Hat Enterprise Linux 5 and Red Hat Enterprise MRG via https://rhn.redhat.com/errata/RHSA-2010-0147.html and https://rhn.redhat.com/errata/RHSA-2010-0161.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
|MRG Grid for RHEL 5 Server (kernel-rt)||RHSA-2010:0161||2010-03-23|
|Red Hat Enterprise Linux 5 (kernel)||RHSA-2010:0147||2010-03-17|