Copy Fail: Any Local User Can Get Root on Nearly Every Linux System Since 2017

On April 28, a critical authentication bypass in cPanel forced hosting providers to take control panels offline globally while active exploits were confirmed in the wild. On April 29, researchers at Theori disclosed CVE-2026-31431, named Copy Fail: a Linux kernel privilege escalation affecting virtually all mainstream distributions since 2017, exploitable by any unprivileged user with local … Continue reading Copy Fail: Any Local User Can Get Root on Nearly Every Linux System Since 2017