Close the file explorer, and restart your device. After it’s done rebooting, you’ll have successfully removed the root from your device and it should be back to normal.

A now-fixed Sudo vulnerability allowed any local user to gain root privileges on Unix-like operating systems without requiring authentication.

A vulnerability in the "beep" package that comes pre-installed with Debian and Ubuntu distros allows an attacker to probe for the presence of files on a computer, even those owned by root users ...