Heap Buffer Overflow in IBM AIX and PowerVM Products
CVE-2026-17006

8.3HIGH

Key Information:

Vendor

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

What is CVE-2026-17006?

A vulnerability exists in IBM AIX versions 7.2 and 7.3, as well as in IBM PowerVM VIOS 4.1, which may allow a remote attacker to execute arbitrary code. This issue stems from a heap buffer overflow, which can be exploited to execute unauthorized commands or disrupt the normal functioning of the affected systems. The vulnerability emphasizes the importance of patching and maintaining robust security measures within these products to prevent potential exploitation.

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:
8.3
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Adjacent Network
Attack Complexity:
High
Privileges Required:
None
User Interaction:
None
Scope:
Changed

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/).
.