RHSA-2014:0512: Important: kernel security update
The kernel packages contain the Linux kernel, the core of any Linuxoperating system. A race condition flaw, leading to heap-based buffer overflows, was found in the way the Linux kernel's NTTY line discipline (LDISC) implementationhandled concurrent processing of echo output and TTY write operationsoriginating from user space when the underlying TTY driver was PTY.An unprivileged, local user could use this flaw to crash the system or,potentially, escalate their privileges on the system. (CVE-2014-0196,Important)All kernel users are advised to upgrade to these updated packages, whichcontain a backported patch to correct this issue. The system must berebooted for this update to take effect.
Affected Software
Remediation
Event History
Frequently Asked Questions
What is the severity of RHSA-2014:0512?
The severity of RHSA-2014:0512 is classified as important.
How do I fix RHSA-2014:0512?
To fix RHSA-2014:0512, upgrade to kernel version 2.6.32-279.43.2.el6 or later.
What types of vulnerabilities does RHSA-2014:0512 address?
RHSA-2014:0512 addresses a race condition flaw that can lead to heap-based buffer overflows in the Linux kernel.
What systems are affected by RHSA-2014:0512?
RHSA-2014:0512 affects systems running the Red Hat Enterprise Linux kernel version prior to 2.6.32-279.43.2.el6.
Is there a specific package to update for RHSA-2014:0512?
Yes, you need to update the kernel package and any associated kernel packages to 2.6.32-279.43.2.el6.