CVE-2026-19446

HIGH CVSS 7.5 View on NVD ↗

Description

IBM AIX 7.2, and 7.3 and IBM PowerVM VIOS 4.1 allows a remote unauthenticated attacker can send a crafted UDP packet to a reachable RPC service, resulting in complete system unavailability and requiring an LPAR restart.

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References

https://www.ibm.com/support/pages/node/7283858

Published: Aug 20, 2026 22:17 UTC Modified: Aug 21, 2026 15:16 UTC