CVE-2026-18822

IBM AIX 7.2, 7.3, and IBM PowerVM VIOS 4.1 are vulnerable to a denial of service attack caused by uncontrolled resource consumption during directory record parsing. This vulnerability could allow a local attacker to disrupt system availability, making it critical for administrators of affected systems to prioritize remediation efforts. Organizations using these IBM products should assess their exposure and implement necessary mitigations to safeguard against potential exploitation.