A newly disclosed use-after-free in the Linux kernel's epoll code, CVE-2026-46242, lets an unprivileged user get root on affected Linux and Android systems. A fix is out, but it took two attempts.

“Bad Epoll” Linux Kernel Bug Lets Any User Grab Root on Latest Hacking News | Cyber Security News, Hacking Tools and Penetration Testing Courses.

Rebecca Sutton

Source: LatestHackingNews
Source Link: https://latesthackingnews.com/2026/07/04/bad-epoll-vulnerability/