[SlowMist: High-Risk Vulnerability DirtyFrag Discovered in Linux Systems, Users Must Pay Attention to Upgrades] According to Golden Finance, on May 8, SlowMist Chief Information Security Officer 23pds posted on the X platform to remind Linux users to upgrade their systems. The full details and exploit code of the DirtyFrag vulnerability, which allows root access in Linux systems, have been disclosed. This vulnerability enables any local low-privilege user to directly obtain root access on almost all mainstream Linux distributions. It is a deterministic logic flaw, meaning attackers do not need to rely on complex race conditions. The attack has a very high success rate and does not cause kernel crashes, making it extremely dangerous.