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USN-5404-1: Rsyslog vulnerability

5 May 2022

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




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

Update instructions

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

Ubuntu 22.04
Ubuntu 21.10
Ubuntu 20.04
Ubuntu 18.04

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


Related notices

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