The power to grab root privileges is the ultimate evil in Unix and Linux systems. Kevin Backhouse, a member of the GitHub Security Lab, found the polkit security hole in the course of his duties. He ...

One of the major reasons behind choosing Linux as an operating system is that it’s much more secure than Windows. There are plenty of reasons for this including appropriate user permissions, ...

There was a time when real system administrators just logged into Unix systems as root. But as we all know — with great power comes great responsibility. It’s too easy to do terrible things when you ...

Nine CrackArmor flaws in Linux AppArmor since 2017 enable root escalation and container bypass, putting 12.6M systems at risk ...

Ubuntu CVE-2026-3888 flaw exploits cleanup timing in snap-confine to gain root access, risking full system compromise.

The Qualys Threat Research Unit recently discovered a serious flaw (CVE-2026-3888) in snapd, the background service that ...

Two vulnerabilities in the Ubuntu implementation of a popular container-based file system allow attackers to execute code with root privileges on 40% of Ubuntu Linux cloud workloads, researchers have ...

Ubuntu Desktop 24.04+ faces a root-access flaw. CVE-2026-3888 abuses temp cleanup timing between snap-confine and ...

Learn some of the most important Linux commands.

A new Linux NetFilter kernel flaw has been discovered, allowing unprivileged local users to escalate their privileges to root level, allowing complete control over a system. The CVE-2023-32233 ...

A new Linux vulnerability, known as 'Looney Tunables' and tracked as CVE-2023-4911, enables local attackers to gain root privileges by exploiting a buffer overflow weakness in the GNU C Library's ...