DirtyClone (CVE-2026-43503): The Linux Kernel Flaw That Leaves No Trace

On June 25, 2026, JFrog Security Research published a working exploit walkthrough for a Linux kernel privilege escalation they named with a CVSS score of 8.8, it lets any local user on an unpatched system escalate to root — and the attack leaves nothing on disk for forensic tools to find.