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.

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

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

Developers of major Linux distributions have begun shipping patches to address a local privilege escalation (LPE) ...

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

CISA Flags Linux Copy Fail Flaw On Watch List, Crypto Infra At Risk. A new Linux vulnerability dubbed“Copy Fail” could impact ...

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.

CVE-2026-31431 exploited in Linux since 2017, enabling root access via simple PoC, increasing container and cloud risks.

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

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

Copy Fail could represent a significant security risk in the making. The vulnerability was discovered by researchers at ...

Copy Fail is a critical Linux vulnerability that lets any local user corrupt cached files and escalate to admin. Update your ...