The Hacker News

New Linux 'Copy Fail' Vulnerability Enables Root Access on Major Distributions

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

Linux ‘Copy Fail’ flaw lets anyone hijack system privileges. Update ASAP

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

New Linux ‘Copy Fail’ flaw gives hackers root on major distros

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

Copy Fail: The 732-Byte Script That Roots Every Major Linux Systems

Copy Fail (CVE-2026-31431) is a severe logic flaw in the Linux kernel affecting every distribution since 2017. Patch your ...
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CISA flags critical Linux flaw as ESPHome boosts local smart homes

CISA flags critical Linux flaw as ESPHome boosts local smart homes The US Cybersecurity and Infrastructure Agency (CISA) has added a newly disclosed 'Copy Fail' Linux vulnerability to its Known ...