=========================================================================Ubuntu Security Notice USN-2435-1
December 09, 2014

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

- Ubuntu 14.10
- Ubuntu 14.04 LTS
- Ubuntu 12.04 LTS
- Ubuntu 10.04 LTS

Summary:

graphviz could be made to crash or run programs if it opened a specially
crafted file.

Software Description:
- graphviz: rich set of graph drawing tools

Details:

It was discovered that graphviz incorrectly handled parsing errors. An
attacker could use this issue to cause graphviz to crash or possibly
execute arbitrary code.

Update instructions:

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

Ubuntu 14.10:
  graphviz                        2.38.0-5ubuntu0.1

Ubuntu 14.04 LTS:
  graphviz                        2.36.0-0ubuntu3.1

Ubuntu 12.04 LTS:
  graphviz                        2.26.3-10ubuntu1.2

Ubuntu 10.04 LTS:
  graphviz                        2.20.2-8ubuntu3.2

In general, a standard system update will make all the necessary changes.

References:
  https://ubuntu.com/security/notices/USN-2435-1
  CVE-2014-9157

Package Information:
  https://launchpad.net/ubuntu/+source/graphviz/2.38.0-5ubuntu0.1
  https://launchpad.net/ubuntu/+source/graphviz/2.36.0-0ubuntu3.1
  https://launchpad.net/ubuntu/+source/graphviz/2.26.3-10ubuntu1.2
  https://launchpad.net/ubuntu/+source/graphviz/2.20.2-8ubuntu3.2