CVE-2026-16914

Received Received - Intake

Out-of-Bounds Write in IBM AIX and PowerVM VIOS

Publication date: 2026-08-19

Last updated on: 2026-08-19

Assigner: IBM Corporation

Description

IBM AIX 7.2, and 7.3 and IBM PowerVM VIOS 4.1 could allow a local attacker to execute arbitrary code due to an out-of-bounds write.

CVSS Scores

EPSS Scores

Probability:
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Meta Information

Published

2026-08-19

Last Modified

2026-08-19

Generated

2026-08-20

AI Q&A

2026-08-20

EPSS Evaluated

N/A

NVD

CVE-2026-16914

EUVD

EUVD-2026-62833

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 an out-of-bounds write vulnerability in IBM AIX 7.2, 7.3, and IBM PowerVM VIOS 4.1. A local attacker could exploit this to execute arbitrary code on the affected system.

Impact Analysis

If exploited, an attacker with local access could gain control of the system, potentially leading to data theft, system damage, or unauthorized access to sensitive information.

Mitigation Strategies

Apply IBM AIX and PowerVM VIOS security patches or updates as soon as they become available. Monitor IBM's security advisories for fixes. Restrict local access to affected systems until patches are applied.

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