=========================================================================Ubuntu Security Notice USN-1986-1
October 01, 2013

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

- Ubuntu 13.04
- Ubuntu 12.10
- Ubuntu 12.04 LTS

Summary:

Several security issues were fixed in Network Audio System (NAS).

Software Description:
- nas: Network Audio System

Details:

Hamid Zamani discovered multiple security issues in the Network Audio
System (NAS) server. An attacker could possibly use these issues to cause a
denial of service or execute arbitrary code. (CVE-2013-4256, CVE-2013-4257)

Update instructions:

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

Ubuntu 13.04:
  nas                             1.9.3-5ubuntu0.13.04.1

Ubuntu 12.10:
  nas                             1.9.3-5ubuntu0.12.10.1

Ubuntu 12.04 LTS:
  nas                             1.9.3-4ubuntu0.1

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

References:
  
  CVE-2013-4256, CVE-2013-4257

Package Information:
  https://launchpad.net/ubuntu/+source/nas/1.9.3-5ubuntu0.13.04.1
  https://launchpad.net/ubuntu/+source/nas/1.9.3-5ubuntu0.12.10.1
  https://launchpad.net/ubuntu/+source/nas/1.9.3-4ubuntu0.1