policycoreutils: policycoreutils: TOCTOU race condition in fixfiles allows arbitrary SELinux label manipulation

A TOCTOU Time-of-Check-Time-of-Use race condition vulnerability was found in the fixfiles script in policycoreutils. When running fixfiles relabel or fixfiles restore, the script used find and chcon commands to locate and relabel unlabeled files under /tmp and other directories. A local attacker...