CVE-2026-31431 CVSS 7.8 flaw since 2017 enables root via 732-byte exploit, impacting major Linux distributions.

The discoverers have named the root vulnerability "Copy Fail". All major distributions since 2017 are affected.

An exploit has been published for a local privilege escalation vulnerability dubbed "Copy Fail" that impacts Linux kernels ...

A logic flaw sitting undetected in the Linux kernel for nearly nine years lets any unprivileged local user gain root access ...

A newly disclosed Linux kernel flaw called Copy Fail has raised concern across cybersecurity teams. Tracked as CVE-2026-31431 ...

Experts say until the distros release patches, CSOs have to beware of unauthorized privilege escalation; Kubernetes container ...

April 2026 has been and gone, but not before delivering an array of Linux software updates, including new versions of popular ...

The critical "Copy Fail" bug (CVE-2026-31431) affects all Linux kernels since 2017, allowing unprivileged local users to gain ...

Copy Fail, a logic bug in the Linux kernel, allows users to write 4-byte code into other files’ page cache and achieve root ...

Christopher Harper is a tech writer with over a decade of experience writing how-tos and news. Off work, he stays sharp with gym time & stylish action games.

A flaw in the Linux kernel present since 2017 allows a local user to gain root access on virtually every major Linux distribution. A public exploit is available and reported to work reliably.Key ...

Publicly released exploit code for an effectively unpatched vulnerability that gives root access to virtually all releases of ...