RHEL 6 : kernel (RHSA-2015:0115)
High Nessus Plugin ID 81158
SynopsisThe remote Red Hat host is missing one or more security updates.
DescriptionUpdated kernel packages that fix three security issues are now available for Red Hat Enterprise Linux 6.2 Advanced Update Support.
Red Hat Product Security has rated this update as having Important security impact. Common Vulnerability Scoring System (CVSS) base scores, which give detailed severity ratings, are available for each vulnerability from the CVE links in the References section.
The kernel packages contain the Linux kernel, the core of any Linux operating system.
* A flaw was found in the way the Linux kernel's SCTP implementation handled malformed or duplicate Address Configuration Change Chunks (ASCONF). A remote attacker could use either of these flaws to crash the system. (CVE-2014-3673, CVE-2014-3687, Important)
* A flaw was found in the way the Linux kernel's SCTP implementation handled the association's output queue. A remote attacker could send specially crafted packets that would cause the system to use an excessive amount of memory, leading to a denial of service.
The CVE-2014-3673 issue was discovered by Liu Wei of Red Hat.
All kernel users are advised to upgrade to these updated packages, which contain backported patches to correct these issues. The system must be rebooted for this update to take effect.
SolutionUpdate the affected packages.