RHEL 6 : kernel-rt (RHSA-2014:1998)
High Nessus Plugin ID 80073
SynopsisThe remote Red Hat host is missing one or more security updates.
DescriptionUpdated kernel-rt packages that fix one security issue are now available for Red Hat Enterprise MRG 2.5.
Red Hat Product Security has rated this update as having Important security impact. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available from the CVE link in the References section.
The kernel-rt packages contain the Linux kernel, the core of any Linux operating system.
* A flaw was found in the way the Linux kernel handled GS segment register base switching when recovering from a #SS (stack segment) fault on an erroneous return to user space. A local, unprivileged user could use this flaw to escalate their privileges on the system. (CVE-2014-9322, Important)
Users are advised to upgrade to these updated packages, which upgrade the kernel-rt kernel to version kernel-rt-3.10.58-rt62.60 and correct this issue. The system must be rebooted for this update to take effect.
SolutionUpdate the affected packages.