CVE-2026-16838

No fix known EPSS <1%CVSS 7.0

IBM AIX 7.2, and 7.3 and IBM PowerVM VIOS 4.1 could allow a local attacker to overwrite critical files and obtain sensitive information due to a time-of-check to time-of-use (TOCTOU) race condition.

Published 2026-08-19 · CVE record · OSV

Products: ibm aix, IBM PowerVM VIOS