CVE-2023-31439 (systemd)

** DISPUTED ** An issue was discovered in systemd 253. An attacker can modify the contents of past events in a sealed log file and then adjust the file such that checking the integrity shows no error, despite modifications. NOTE: the vendor reportedly sent "a reply denying that any of the finding was a security vulnerability."

adjust cve error events file integrity issue log modifications past events security security vulnerability systemd vendor vulnerability