[USN-5404-1] Rsyslog vulnerability


========================================================================== Ubuntu Security Notice USN-5404-1 May 05, 2022
rsyslog vulnerability ==========================================================================
A security issue affects these releases of Ubuntu and its derivatives:
– Ubuntu 22.04 LTS – Ubuntu 21.10 – Ubuntu 20.04 LTS – Ubuntu 18.04 LTS
Summary:
Rsyslog could be made to crash if it received a specially crafted request.
Software Description: – rsyslog: Enhanced syslogd
Details:
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 LTS: rsyslog 8.2112.0-2ubuntu2.2
Ubuntu 21.10: rsyslog 8.2102.0-2ubuntu2.2
Ubuntu 20.04 LTS: rsyslog 8.2001.0-1ubuntu1.3
Ubuntu 18.04 LTS: rsyslog 8.32.0-1ubuntu4.2
In general, a standard system update will make all the necessary changes.
References: ubuntu.com/security/notices/USN-5404-1 CVE-2022-24903
Package Information: launchpad.net/ubuntu/+source/rsyslog/8.2112.0-2ubuntu2.2 launchpad.net/ubuntu/+source/rsyslog/8.2102.0-2ubuntu2.2 launchpad.net/ubuntu/+source/rsyslog/8.2001.0-1ubuntu1.3 launchpad.net/ubuntu/+source/rsyslog/8.32.0-1ubuntu4.2