Critical 732-byte vulnerability affects every major Linux distribution

CVE-2026-31431 'Copy Fail' enables root access on all major Linux systems with just 732 bytes of code.

Published 11sem2 sources✓ ConfirmedMajor

≈ 14sSpeed

The fact

Emergency patches are being deployed to close this privilege escalation breach.

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Tous les systèmes Linux sans patch sont exposés à une compromission root immédiate

Priorité critique d'application des correctifs sur l'ensemble des infrastructures d'entreprise

Auto-synthesis from 2 media sources · identified on April 30, 2026