=========================================================================Ubuntu Security Notice USN-2056-1
December 16, 2013

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

- Ubuntu 12.04 LTS

Summary:

DjVuLibre could be made to crash or run programs as your login if it opened
a specially crafted file.

Software Description:
- djvulibre: DjVu image format library and tools

Details:

It was discovered that DjVuLibre incorrectly handled certain memory
operations. If a user or automated system were tricked into processing a
specially crafted DjVu file, applications could be made to crash, resulting
in a denial of service, or possibly execute arbitrary code.

Update instructions:

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

Ubuntu 12.04 LTS:
  libdjvulibre21                  3.5.24-9ubuntu0.1

After a standard system update you need to restart your session to make
all the necessary changes.

References:
  https://ubuntu.com/security/notices/USN-2056-1
  CVE-2012-6535

Package Information:
  https://launchpad.net/ubuntu/+source/djvulibre/3.5.24-9ubuntu0.1