Remote Code Execution Vulnerability in IBM AIX and PowerVM
CVE-2026-17141

9.8CRITICAL

Key Information:

Vendor

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

What is CVE-2026-17141?

A security flaw in IBM AIX versions 7.2 and 7.3, as well as IBM PowerVM VIOS 4.1, enables a remote attacker to exploit a buffer overflow, leading to the execution of arbitrary code. This vulnerability poses serious risks as it allows unauthorized control over affected systems, highlighting the need for immediate updates and patch management.

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:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
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/).
.