Latest cybersecurity reporting from selected sources.

New Fragnesia kernel flaw lets unprivileged local users escalate to root on Linux systems

Fresh kernel flaw comes with public exploit code and continues ugly run of highly reliable privilege escalation bugs tied to memory and page-cache handling

Linux distros are rolling out patches for a new high-severity kernel privilege escalation vulnerability (known as Fragnasia and tracked as CVE-2026-46300) that allows attackers to run malicious code as root. [...]

Details have emerged about a new variant of the recent Dirty Frag Linux local privilege escalation (LPE) vulnerability that allows local attackers to gain root access, making it the third such bug to be identified in the kernel within a span of two weeks

No Patches Yet Available, After Third Party Published Vulnerability DetailsSecurity researchers have discovered a new, critical flaw in the Linux kernel that attackers can exploit to gain root access. No patches are yet available to fix "Dirty Frag," the second new local privilege escalation flaw to be found in two weeks, following the similar "Copy Fail" vulnerability.

Broken disclosure embargo left admins facing a fresh root-level flaw with no CVE

A new Linux zero-day exploit, named Dirty Frag, allows local attackers to gain root privileges on most major Linux distributions with a single command. [...]

Details have emerged about a new, unpatched local privilege escalation (LPE) vulnerability impacting the Linux kernel