What is GHSA-84qx-fjmg-vr64?

GHSA-84qx-fjmg-vr64 is a security advisory published by GitHub Security Advisories with Critical severity. A buffer overflow was addressed with improved bounds checking. This issue is fixed in macOS...

Which CVE IDs does GHSA-84qx-fjmg-vr64 cover?

GHSA-84qx-fjmg-vr64 covers the following CVE IDs: CVE-2026-64767. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-84qx-fjmg-vr64?

GHSA-84qx-fjmg-vr64 has a CVSS v3 base score of 9.8, published by GitHub Security Advisories.

GHSA-84qx-fjmg-vr64CriticalCVSS 9.8

A buffer overflow was addressed with improved bounds checking. This issue is fixed in macOS...

Vendor

GitHub Security Advisories

Published

July 27, 2026

Last Modified

July 28, 2026

🔗 CVE IDs covered (1)

CVE-2026-64767 →

📋 Description

A buffer overflow was addressed with improved bounds checking. This issue is fixed in macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS Tahoe 26.6. A remote attacker may be able to cause unexpected system termination or corrupt kernel memory.

🔗 References (5)

https://nvd.nist.gov/vuln/detail/CVE-2026-64767
https://support.apple.com/en-us/128067
https://support.apple.com/en-us/128071
https://support.apple.com/en-us/128072
https://github.com/advisories/GHSA-84qx-fjmg-vr64