A vulnerability classified as problematic was found in identd-ng pam_authnft . Affected by this issue is the function peer_lookup_tcp of the file src/peer_lookup.c of the component Message Handler . Executing a manipulation can lead to out-of-bounds read. The identification of this vulnerability is CVE-2026-43916 . The attack may be launched remotely. There is no exploit available. Upgrading the affected component is advised.