Ubuntu alert USN-1336-1 (linux)

From:
    	     
 
Marc Deslauriers <marc.deslauriers@canonical.com> 
To:
    	     
 
ubuntu-security-announce@lists.ubuntu.com 
Subject:
    	     
 
[USN-1336-1] Linux kernel vulnerability 
Date:
    	     
 
Mon, 23 Jan 2012 10:22:22 -0500
Message-ID:
    	     
 
<1327332142.4532.517.camel@mdlinux>
Archive-link:
    	     
 
Article, Thread
              
==========================================================================
Ubuntu Security Notice USN-1336-1
January 23, 2012

linux vulnerability
==========================================================================

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

- Ubuntu 11.10

Summary:

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

Software Description:
- linux: Linux kernel

Details:

Jüri Aedla discovered that the kernel incorrectly handled /proc/<pid>/mem
permissions. A local attacker could exploit this and gain root privileges.

Update instructions:

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

Ubuntu 11.10:
  linux-image-3.0.0-15-generic    3.0.0-15.26
  linux-image-3.0.0-15-generic-pae  3.0.0-15.26
  linux-image-3.0.0-15-omap       3.0.0-15.26
  linux-image-3.0.0-15-powerpc    3.0.0-15.26
  linux-image-3.0.0-15-powerpc-smp  3.0.0-15.26
  linux-image-3.0.0-15-powerpc64-smp  3.0.0-15.26
  linux-image-3.0.0-15-server     3.0.0-15.26
  linux-image-3.0.0-15-virtual    3.0.0-15.26

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

References:
  http://www.ubuntu.com/usn/usn-1336-1
  CVE-2012-0056

Package Information:
  https://launchpad.net/ubuntu/+source/linux/3.0.0-15.26


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