This issue affected users who were running 64-bit versions of Red Hat Enterprise Linux 3, 4, or 5 on x86_64 architecture. It did not affect users of Red Hat Enterprise Linux 2.1.
Updates are available for Red Hat Enterprise Linux 3, 4, and 5 to correct this issue. New kernel packages along with our advisory are available at the URL below as well as via the Red Hat Network. http://rhn.redhat.com/errata/CVE-2007-4573.html
Red Hat Security Errata
|Red Hat Enterprise Linux 3 (kernel)||RHSA-2007:0938||2007-09-27|
|Red Hat Enterprise Linux 4 (kernel)||RHSA-2007:0937||2007-09-27|
|Red Hat Enterprise Linux 5 (kernel)||RHSA-2007:0936||2007-09-27|