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

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

Copy Fail could represent a significant security risk in the making. The vulnerability was discovered by researchers at Theori, who investigated the Linux ...

CISA has warned that threat actors have started exploiting the "Copy Fail" Linux security vulnerability in the wild, one day ...

Trivially Exploitable, Impacts Crypto Infrastructure. Security researchers have highlighted a Linux vulnerability nicknamed Copy Fail that could impact a broad swath of open-source distributions ...

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

The Linux "Copy Fail" vulnerability, which grants attackers root privileges, became known before the weekend. It is already ...

A newly disclosed Linux kernel flaw called Copy Fail has raised concern across cybersecurity teams. Tracked as CVE-2026-31431, the bug can let a normal local user gain root access on affected systems ...

A severe security flaw, dubbed Copy Fail, affecting Linux distributions since 2017 has been identified using AI scanning by ...

The flaw allows an unprivileged local user to write four controlled bytes into the page cache of any readable file on a Linux system, which can then be leveraged to obtain root privileges. Successful ...

Copy Fail was identified by Theori’s researchers with assistance from their Xint Code AI tool. According to a blog post, Taeyang Lee had an idea of looking into the crypto subsystem of Linux and ...