Ubuntu Security Notice USN-3228-1
13th March, 2017
A security issue affects these releases of Ubuntu and its
- Ubuntu 16.10
- Ubuntu 16.04 LTS
- Ubuntu 14.04 LTS
- Ubuntu 12.04 LTS
Several security issues were fixed in libevent.
– Asynchronous event notification library
Guido Vranken discovered that libevent incorrectly handled memory when
processing certain data. A remote attacker could possibly use this issue
with an application that uses libevent to cause a denial of service, or
possibly execute arbitrary code.
The problem can be corrected by updating your system to the following
- Ubuntu 16.10:
- Ubuntu 16.04 LTS:
- Ubuntu 14.04 LTS:
- Ubuntu 12.04 LTS:
To update your system, please follow these instructions:
In general, a standard system update will make all the necessary changes.