[SlowMist Chief Security Officer: High-risk vulnerability Dirty Frag discovered in Linux systems, users must upgrade promptly] Odaily Planet Daily News - SlowMist Chief Information Security Officer 23pds posted on the X platform stating that a privilege escalation vulnerability named Dirty Frag has been discovered in Linux systems, with full details and exploit code already disclosed. This vulnerability allows any local low-privilege user to directly obtain root access on almost all mainstream Linux distributions. It is a deterministic logic flaw that does not rely on complex race conditions, has a very high success rate, and does not cause kernel crashes, making it extremely dangerous. Linux users are advised to upgrade their systems promptly.