What is GHSA-qmwv-hv6r-2v25?

GHSA-qmwv-hv6r-2v25 is a security advisory published by GitHub Security Advisories with High severity. IBM AIX 7.2, and 7.3 and IBM PowerVM VIOS 4.1 could allow a local attacker to execute arbitrary...

Which CVE IDs does GHSA-qmwv-hv6r-2v25 cover?

GHSA-qmwv-hv6r-2v25 covers the following CVE IDs: CVE-2026-18840. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-qmwv-hv6r-2v25?

GHSA-qmwv-hv6r-2v25 has a CVSS v3 base score of 8.2, published by GitHub Security Advisories.

GHSA-qmwv-hv6r-2v25HighCVSS 8.2

IBM AIX 7.2, and 7.3 and IBM PowerVM VIOS 4.1 could allow a local attacker to execute arbitrary...

Vendor

GitHub Security Advisories

Published

August 21, 2026

Last Modified

August 21, 2026

🔗 CVE IDs covered (1)

CVE-2026-18840 →

📋 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 improper validation of an attacker-controlled pointer.

🔗 References (3)

https://nvd.nist.gov/vuln/detail/CVE-2026-18840
https://www.ibm.com/support/pages/node/7283858
https://github.com/advisories/GHSA-qmwv-hv6r-2v25