Critical nine year old RefluxFS bug grants root on default RHEL

A critical vulnerability in the RefluXFS Linux file system, present for nine years, allows local users to gain root access on default Red Hat Enterprise Linux (RHEL) installations. Discovered on July 23, 2026, this flaw poses significant security risks and highlights the need for timely security updates and monitoring in Linux environments. The article emphasizes the importance of addressing software vulnerabilities, particularly those that persist over long periods. Security teams are urged to prioritize vulnerability management and implement protective measures to safeguard their systems against exploitation.