What a Linux root user can do - and 8 ways you should absolutely never use it

You should never have to work with the root user account on Linux, especially on a desktop installation. There can be occasions when you need to use root on a server. If you must use root, do so with ...
Bleeping Computer

Linux SUDO Bug Lets You Run Commands as Root, Most Installs Unaffected

A vulnerability in the Linux sudo command has been discovered that could allow unprivileged users to execute commands as root. Thankfully, this vulnerability only works in non-standard configurations ...
Neowin

Linux/Unix exploit allows some restricted commands to be run as root without clearance

The 'sudo' keyword in Unix and Linux allows users to execute certain commands with special-access privileges that cannot otherwise run on a given machine by a user with a lower level of clearance.
Linux Journal

Basic Linux Commands

Working on the command line is an integral part of being a successful Linux user. You need to have a firm grasp of certain commands to work effectively. There are even certain commands that you must ...