CVE-2026-17040: Buffer Overflow

Q: Does this affect IBM PowerVM VIOS as well as AIX?

Yes. The affected software list includes both IBM AIX and IBM PowerVM VIOS.

Published Aug 15, 2026

Updated

AIX could allow a remote attacker to execute arbitrary code due to a buffer overflow.

Affected Software

3 affected components

IBM AIX<=7.2

IBM AIX<=7.3

IBM PowerVM VIOS<=4.1

Event History

Aug 15, 2026

CVE Published

via IBM·12:00 AM

Data Sourced

via IBM·12:00 AM

DescriptionAffected Software

Parent advisories

This vulnerability appears in the following advisories.

IBM-7283858

Frequently Asked Questions

Does this affect IBM PowerVM VIOS as well as AIX?

Yes. The affected software list includes both IBM AIX and IBM PowerVM VIOS.

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