Learn how to fix Copy Fail (CVE-2026-31431) in Ubuntu and Linux Mint. Copy Fail vulnerability allows any local user gain root ...

Malicious actors with code execution capability may gain root access on Linux systems using as few as 10 lines of Python, according to a researcher.

A high-severity Linux kernel vulnerability known as 'Copy Fail' (CVE-2026-31431) is under active exploitation, leading CISA to add it to its Known Exploited Vulnerabilities catalog. Present in kernels ...

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