[USN-2199-1] Linux kernel (Quantal HWE) vulnerability

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==========================================================================
Ubuntu Security Notice USN-2199-1
May 06, 2014

linux-lts-quantal vulnerability
==========================================================================

A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 12.04 LTS

Summary:

The system could be made to crash or run programs as an administrator.

Software Description:
- linux-lts-quantal: Linux hardware enablement kernel from Quantal

Details:

A flaw was discovered in the Linux kernel's pseudo tty (pty) device. An
unprivileged user could exploit this flaw to cause a denial of service
(system crash) or potentially gain administrator privileges.

Update instructions:

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 12.04 LTS:
linux-image-3.5.0-49-generic 3.5.0-49.74~precise1

After a standard system update you need to reboot your computer to make
all the necessary changes.

References:
http://www.ubuntu.com/usn/usn-2199-1
CVE-2014-0196

Package Information:
https://launchpad.net/ubuntu/+source/linux-lts-quantal/3.5.0-49.74~precise1