USN-3294-2: Bash vulnerability

Ubuntu Security Notice USN-3294-2

1st August, 2017

bash vulnerability

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

• Ubuntu 12.04 LTS

Summary

A security issues were fixed in Bash.

Software description

• bash
  - GNU Bourne Again SHell
  
  

Details

USN-3294-1 fixed a vulnerability in Bash. This update provides the
corresponding update for Ubuntu 12.04 ESM.

Original advisory details:

It was discovered that Bash incorrectly handled the SHELLOPTS and PS4
environment variables. A local attacker could use this issue to execute
arbitrary code with root privileges. (

.

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

References

CVE-2016-7543