Three security bypasses have been discovered in Ubuntu Linux’s unprivileged user namespace restrictions, which could be enable a local attacker to exploit vulnerabilities in kernel components. The ...

Canonical has announced a collaboration with Microsoft to integrate Ubuntu Pro security features with Microsoft Defender, improving protection for enterprise Linux systems. This brings advanced threat ...

The default Ubuntu installation packages the sleek, minimal Gnome desktop with Firefox and a handful of basic tools, and then leaves the rest to you. That freedom (and Linux in general) might seem ...

Ubuntu administrators running containerized workloads have a new Linux kernel security problem to watch closely. Public exploit code is now available for CVE-2026-80521, a Linux kernel use-after-free ...

Linux is a secure OS. Even the Linux kernel includes many security systems built in to keep desktops and servers safe. There are two subsystems that are designed specifically for the security of those ...

Businesses around the world may not realize this, but they absolutely depend on Linux and open-source. Without those two pieces of technology, we wouldn’t have nearly the services and sites we now ...

Firefox is the default browser on many Linux distros, including Ubuntu and Fedora Workstation. While it already includes strong privacy protections like Enhanced Tracking Protection (ETP), several ...

Linux distributions have spent the past few years absorbing GPU vendor toolchains, Rust-based system components, and more stringent encryption defaults. Ubuntu 26.04 LTS, codenamed Resolute Raccoon, ...