Ubuntu Security Notice USN-5419-1
May 12, 2022

rsyslog vulnerabilities

A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 16.04 ESM


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

Software Description:
- rsyslog: Enhanced syslogd


It was discovered that Rsyslog improperly handled certain invalid input. 
An attacker could use this issue to cause Rsyslog to crash.

Update instructions:

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

Ubuntu 16.04 ESM:
   rsyslog                         8.16.0-1ubuntu3.1+esm1

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

   CVE-2018-16881, CVE-2019-17041, CVE-2019-17042