Linux users have been bitten by yet another vulnerability that gives containers and untrusted users the ability to gain root ...

The third major Linux kernel flaw in two weeks has been found - thanks to AI ...

Dirty Frag, a critical Linux kernel zero-day vulnerability with no patch and giving hackers root, has gone public after an ...

Within the span of three weeks, Linux administrators have been handed their third root-level privilege-escalation ...

Linux distributions are affected by Fragnesia, a new kernel vulnerability tracked as CVE-2026-46300 that can be exploited for ...

The 4th Linux kernel flaw this month can lead to stolen SSH host keys ...

Publicly released exploit code for an effectively unpatched vulnerability that gives root access to virtually all releases of Linux is setting off alarm bells as defenders scramble to ward off severe ...

Linux is getting a security wake-up call - why it was inevitable and I'm not worried ...

Dirty Frag, a new local privilege escalation vulnerability affecting major Linux distributions, may already be exploited in ...

CISA warns that the nine-year-old Linux Copy Fail flaw is being actively exploited, allowing local attackers to gain root ...

Fragnesia CVE-2026-46300 corrupts Linux page cache via XFRM ESP-in-TCP, enabling local root access on major distros.

I've been using Ubuntu for decades. Whether you're new to the OS or returning to it after a while, these are the essential apps, hidden settings, and useful tweaks you need to know about.