USN-3454-2: libffi vulnerability
Ubuntu Security Notice USN-3454-2
24th October, 2017
libffi vulnerability
A security issue affects these releases of Ubuntu and its
derivatives:
- Ubuntu 12.04 LTS
Summary
A security issue was fixed in libffi.
Software description
- libffi
– Foreign Function Interface library (development files, 32bit)
Details
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.
Update instructions
The problem can be corrected by updating your system to the following
package version:
- Ubuntu 12.04 LTS:
-
libffi6
3.0.11~rc1-5ubuntu0.1
To update your system, please follow these instructions:
https://wiki.ubuntu.com/Security/Upgrades.
In general, a standard system update will make all the necessary changes.
References
Source: USN-3454-2: libffi vulnerability
