Proof-of-concept (PoC) exploit code has been released for the CIFSwitch flaw, which allows low-privileged users to escalate to root on vulnerable Linux systems. A vulnerability that lurked in the ...

A newly discovered local privilege escalation vulnerability dubbed 'CIFSwitch' in the Linux kernel could allow attackers to forge CIFS authentication key descriptions, abuse the kernel's key request ...

A newly disclosed Linux kernel flaw nicknamed Fragnesia — tracked as CVE-2026-46300 — lets any unprivileged local user gain root on essentially every major Linux distribution shipped before May 13, ...

Another bad Linux kernel bug has appeared. Fragnesia can give unauthorized users root powers. More open-source security bugs are likely coming. According to Linus's law, "Given enough eyeballs, all ...

Linux distros are rolling out patches for a new high-severity kernel privilege escalation vulnerability that allows attackers to run malicious code as root. Known as Fragnasia and tracked as ...

A new variant in the Dirty Frag family of Linux local privilege escalation flaws has surfaced, the third root-level Linux kernel bug disclosed in three weeks. According to new analysis from cloud ...

The actively exploited flaw builds on Dirty Pipe and Copy Fail techniques to overwrite page cache and gain full system control. A newly disclosed Linux privilege escalation issue dubbed “Dirty Frag” ...

Discovery of the Copy Fail Linux kernel exploit sparked widespread discussion and concern around Linux kernel security earlier this month, and that was for an exploit that had mostly already been ...

CISA warns that the nine-year-old Linux Copy Fail flaw is being actively exploited, allowing local attackers to gain root access on affected systems. A Linux kernel flaw is giving attackers a ...

Tracked as CVE-2026-31431 with a CVSS score of 7.8, Copy Fail was uncovered and named by researchers at Xint.io and Theori. The flaw allows an unprivileged local user to write four controlled bytes ...

It's not often that a major vulnerability is found in the Linux kernel, but when it does happen, it demands attention. Such is the case with "Copy Fail", which has just been found and disclosed by ...

Experts say until the distros release patches, CSOs have to beware of unauthorized privilege escalation; Kubernetes container escape is also a risk. CSOs must ensure their Linux-based systems block ...