Ubuntu Security Notice USN-4914-1
April 14, 2021
A security issue affects these releases of Ubuntu and its derivatives:
– Ubuntu 20.10
NetworkManager could be made to crash if it received specially crafted
– network-manager: Network connection manager
It was discovered that NetworkManager incorrectly handled certain profiles.
A local attacker could possibly use this issue to cause NetworkManager to
crash, resulting in a denial of service.
The problem can be corrected by updating your system to the following
After a standard system update you need to reboot your computer to make
all the necessary changes.