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VulnerabilitiesMay 8, 2026

Dirty Frag is a Linux LPE case worth watching closely It chains two page-cache write issues to g...

Dirty Frag Linux LPE chains two page-cache write bugs for root access on major distros

Summary

Dirty Frag is a high-impact local privilege escalation vulnerability affecting Linux that chains two page-cache write issues to gain root access on major distributions. A public proof-of-concept is available, with one vulnerability partially patched in the mainline kernel while patches for the full attack chain remain incomplete across distributions. This creates an active exploitation window on unpatched systems.

Entities

Linux (technology)Page cache (technology)