USN-4044-1: ZNC vulnerability

znc vulnerability

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

znc could be made to crash or run programs as an administrator
if it opened a specially crafted file.

Fix vulnerability where an authenticated non-admin users could load
a module with a crafted name, then escalate privileges and run
arbitrary code.

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

To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.

After a standard system update you need to restart znc to make
all the necessary changes.