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USN-2363-2: Bash vulnerability

26 September 2014

Bash allowed bypassing environment restrictions in certain environments.



  • bash - GNU Bourne Again SHell


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

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


Related notices

  • USN-2363-1: bash-builtins, bash-doc, bash-static, bash