[USN-3294-2] Bash vulnerability
Leonidas S. Barbosa
leo.barbosa at canonical.com
Tue Aug 1 12:25:03 UTC 2017
Ubuntu Security Notice USN-3294-2
August 01, 2017
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 12.04 ESM
A security issues were fixed in Bash.
- bash: GNU Bourne Again SHell
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. (CVE-2016-7543)
The problem can be corrected by updating your system to the following
Ubuntu 12.04 ESM:
In general, a standard system update will make all the necessary
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