Linux Kernel 0-Day “Copy Fail” Roots Every Major Distribution Since 2017
A critical zero-day vulnerability in the Linux kernel has been publicly disclosed, enabling any unprivileged local user to obtain root access on virtually every major Linux distribution shipped since 2017. Dubbed “Copy Fail” and tracked as CVE-2026-31431, the flaw was discovered by Theori researcher Taeyang Lee and scaled into a full exploit chain by the […]
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