What is GHSA-j7g7-8fc9-x6qg?

GHSA-j7g7-8fc9-x6qg is a security advisory published by GitHub Security Advisories with High severity. A buffer overflow was addressed with improved bounds checking. This issue is fixed in macOS...

Which CVE IDs does GHSA-j7g7-8fc9-x6qg cover?

GHSA-j7g7-8fc9-x6qg covers the following CVE IDs: CVE-2026-84512. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-j7g7-8fc9-x6qg?

GHSA-j7g7-8fc9-x6qg has a CVSS v3 base score of 8.8, published by GitHub Security Advisories.

GHSA-j7g7-8fc9-x6qgHighCVSS 8.8

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

Vendor

GitHub Security Advisories

Published

September 14, 2026

Last Modified

September 16, 2026

🔗 CVE IDs covered (1)

CVE-2026-84512 →

📋 Description

A buffer overflow was addressed with improved bounds checking. This issue is fixed in macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7. Mounting a maliciously crafted disk image may cause unexpected system termination or corrupt kernel memory.

🔗 References (5)

https://nvd.nist.gov/vuln/detail/CVE-2026-84512
https://support.apple.com/en-us/149035
https://support.apple.com/en-us/149042
https://support.apple.com/en-us/149043
https://github.com/advisories/GHSA-j7g7-8fc9-x6qg