USN-5404-1: Rsyslog vulnerability

5 May 2022

Rsyslog could be made to crash if it received a specially crafted request.

Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.

Releases

Pieter Agten discovered that Rsyslog incorrectly handled certain requests.
An attacker could possibly use this issue to cause a crash.

Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.

The problem can be corrected by updating your system to the following package versions:

In general, a standard system update will make all the necessary changes.

USN-5404-2: rsyslog-gnutls, rsyslog-mysql, rsyslog-elasticsearch, rsyslog-pgsql, rsyslog-gssapi, rsyslog, rsyslog-relp

Ubuntu Pro provides up to ten-year security coverage for over 23,000 open-source packages within the Ubuntu Main and Universe repositories.