Ubuntu Security Notice USN-3454-2
24th October, 2017
A security issue affects these releases of Ubuntu and its
- Ubuntu 12.04 LTS
A security issue was fixed in libffi.
– Foreign Function Interface library (development files, 32bit)
USN-3454-1 fixed a vulnerability in libffi. This update
provides the corresponding update for Ubuntu 12.04 ESM.
Original advisory details:
It was discovered that libffi incorrectly enforced an executable stack. An
attacker could possibly use this issue, in combination with another
vulnerability, to facilitate executing arbitrary code.
The problem can be corrected by updating your system to the following
To update your system, please follow these instructions:
In general, a standard system update will make all the necessary changes.