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

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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 ...

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

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

A high-severity Linux vulnerability, “Copy Fail” (CVE-2026-31431), enables root privilege escalation across cloud ...

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

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