Researchers have analyzed a high-severity vulnerability in Linux that’s able to escalate untrusted users to root by exploiting a bug you don’t often see: a single errant character inside the kernel.

The Linux shell enables communication with the kernel. The default shell for most distributions is Bash. There's a much more user-friendly option, called Fish. Essentially, the Linux shell interprets ...

If you use Linux, chances are you're familiar with the command line. The shell is a powerful command-line interface, but you can think of running commands as a kind of programming. Here's why. The ...