=========================================================================Ubuntu Security Notice USN-2363-1
September 25, 2014

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

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

Summary:

Bash allowed bypassing environment restrictions in certain environments.

Software Description:
- bash: GNU Bourne Again SHell

Details:

Tavis Ormandy discovered that the security fix for Bash included in
USN-2362-1 was incomplete. An attacker could use this issue to bypass
certain environment restrictions. (CVE-2014-7169)

Update instructions:

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

Ubuntu 14.04 LTS:
  bash                            4.3-7ubuntu1.2

Ubuntu 12.04 LTS:
  bash                            4.2-2ubuntu2.3

Ubuntu 10.04 LTS:
  bash                            4.1-2ubuntu3.2

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

References:
  https://ubuntu.com/security/notices/USN-2363-1
  CVE-2014-7169

Package Information:
  https://launchpad.net/ubuntu/+source/bash/4.3-7ubuntu1.2
  https://launchpad.net/ubuntu/+source/bash/4.2-2ubuntu2.3
  https://launchpad.net/ubuntu/+source/bash/4.1-2ubuntu3.2