CVE-2026-17152

Received Received - Intake

Buffer Overflow in IBM AIX and PowerVM VIOS

Publication date: 2026-08-20

Last updated on: 2026-08-20

Assigner: IBM Corporation

Description

IBM AIX 7.2, and 7.3 and IBM PowerVM VIOS 4.1 could allow a remote attacker to execute arbitrary code due to a buffer overflow.

CVSS Scores

EPSS Scores

Probability:
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Meta Information

Published

2026-08-20

Last Modified

2026-08-20

Generated

2026-08-21

AI Q&A

2026-08-21

EPSS Evaluated

N/A

NVD

CVE-2026-17152

EUVD

EUVD-2026-63719

Affected Vendors & Products

Vendor	Product	Version / Range
ibm	aix	7.2
ibm	aix	7.3
ibm	powervm_vios	4.1

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-787	The product writes data past the end, or before the beginning, of the intended buffer.

Attack-Flow Graph

Executive Summary

This is a buffer overflow vulnerability in IBM AIX 7.2, 7.3, and IBM PowerVM VIOS 4.1. It allows a remote attacker to execute arbitrary code by sending specially crafted input that exceeds the buffer's capacity.

Impact Analysis

An attacker could exploit this to run malicious code on affected systems, potentially gaining control, stealing data, or disrupting operations. Systems exposed to network traffic are at higher risk.

Compliance Impact

This vulnerability could lead to unauthorized access or data breaches, violating GDPR (data protection) and HIPAA (health data security) requirements. Organizations must patch systems to maintain compliance.

Mitigation Strategies

Apply IBM-provided patches or updates for AIX 7.2, 7.3, and PowerVM VIOS 4.1 to address the buffer overflow vulnerability. Monitor IBM security advisories for fixes and restrict remote access to trusted sources until patches are applied.

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