What is GHSA-8rj7-6qp9-5fmj?

GHSA-8rj7-6qp9-5fmj is a security advisory published by GitHub Security Advisories with High severity. Integer underflow (wrap or wraparound) in Windows Kernel Mode Driver allows an authorized...

Which CVE IDs does GHSA-8rj7-6qp9-5fmj cover?

GHSA-8rj7-6qp9-5fmj covers the following CVE IDs: CVE-2026-69421. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-8rj7-6qp9-5fmj?

GHSA-8rj7-6qp9-5fmj has a CVSS v3 base score of 7.8, published by GitHub Security Advisories.

GHSA-8rj7-6qp9-5fmjHighCVSS 7.8

Integer underflow (wrap or wraparound) in Windows Kernel Mode Driver allows an authorized...

Vendor

GitHub Security Advisories

Published

September 8, 2026

Last Modified

September 8, 2026

🔗 CVE IDs covered (1)

CVE-2026-69421 →

📋 Description

Integer underflow (wrap or wraparound) in Windows Kernel Mode Driver allows an authorized attacker to elevate privileges locally.

🔗 References (3)

https://nvd.nist.gov/vuln/detail/CVE-2026-69421
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-69421
https://github.com/advisories/GHSA-8rj7-6qp9-5fmj