Ubuntu 3816-3: systemd regression
Summary
Update Instructions
The problem can be corrected by updating your system to the following package versions: Ubuntu 16.04 LTS: systemd 229-4ubuntu21.10 After a standard system update you need to reboot your computer to make all the necessary changes.
References
https://ubuntu.com/security/notices/USN-3816-3
https://ubuntu.com/security/notices/USN-3816-1
https://launchpad.net/bugs/1804847
Package Information
https://launchpad.net/ubuntu/+source/systemd/229-4ubuntu21.10