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Ubuntu Security Notice USN-2363-2

Posted on 26 September 2014
Source : packetstormsecurity.org Link

 

============================================================================
Ubuntu Security Notice USN-2363-2
September 26, 2014

bash vulnerability
============================================================================

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

- Ubuntu 14.04 LTS

Summary:

Bash allowed bypassing environment restrictions in certain environments.

Software Description:
- bash: GNU Bourne Again SHell

Details:

USN-2363-1 fixed a vulnerability in Bash. Due to a build issue, the patch
for CVE-2014-7169 didn't get properly applied in the Ubuntu 14.04 LTS
package. This update fixes the problem.

We apologize for the inconvenience.

Original advisory 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 4.3-7ubuntu1.3

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

References:
http://www.ubuntu.com/usn/usn-2363-2
http://www.ubuntu.com/usn/usn-2363-1
CVE-2014-7169

Package Information:
https://launchpad.net/ubuntu/+source/bash/4.3-7ubuntu1.3

 

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