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TechRadar
Sead Fadilpašić

DARK SECRETS: A single character could be enough to let hackers crack your linux kernel | Rare Historical Photos

Close up of the Linux penguin.
  • Logic‑inversion bug in Linux kernel (CVE‑2026‑23111) enabled local privilege escalation
  • Affected major distros including Debian, Ubuntu, and RHEL; fixes rolling out unevenly
  • Discovery adds to surge of recent Linux LPEs as maintainers struggle with AI‑driven bug‑report overload

A single stray character sitting in the Linux kernel created a logic inversion bug that enabled privilege escalation, leading to a (theoretical) full device takeover.

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