Denial of Service Vulnerability in IBM AIX and PowerVM Products
CVE-2026-16846

6.5MEDIUM

Key Information:

Vendor

IBM
Status
Aix
Powervm ViOS
Vendor
CVE Published:
19 August 2026

What is CVE-2026-16846?

A vulnerability has been identified in IBM AIX 7.2 and 7.3, as well as IBM PowerVM VIOS 4.1, which could be exploited by a remote attacker to trigger a denial of service. This vulnerability arises from a null pointer dereference, potentially leading to service disruptions. It is crucial for users to implement the necessary patches and advisories provided by IBM to safeguard their systems.

Affected Version(s)

AIX 7.2

AIX 7.3

PowerVM VIOS 4.1

References

https://www.ibm.com/support/pages/node/7283858
vendor-advisorypatch

CVSS V3.1

Score:
6.5
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Adjacent Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

CVE-2026-14970, CVE-2026-15061, CVE-2026-15078, CVE-2026-15065, CVE-2026-15068 were reported to IBM by Oneconsult AG (https://oneconsult.com/).
.