Ubuntu Security Notice USN-3454-1
12th October, 2017
A security issue affects these releases of Ubuntu and its
- Ubuntu 14.04 LTS
A security issue was fixed in libffi.
– Foreign Function Interface library
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.