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

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

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

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

The high-severity vulnerability, tracked as CVE-2026-31431 (CVSS score: 7.8), has been codenamed “Copy Fail” by Xint.io and ...

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

Impressive work.

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

It took some convincing, but at the start of this year, I ended a years-long relationship with Microsoft 365. I'd like to say ...

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