What is GHSA-3hf6-q2c8-cwvf?

GHSA-3hf6-q2c8-cwvf is a security advisory published by GitHub Security Advisories with Medium severity. An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in...

Which CVE IDs does GHSA-3hf6-q2c8-cwvf cover?

GHSA-3hf6-q2c8-cwvf covers the following CVE IDs: CVE-2026-86953. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-3hf6-q2c8-cwvf?

GHSA-3hf6-q2c8-cwvf has a CVSS v3 base score of 4.6, published by GitHub Security Advisories.

GHSA-3hf6-q2c8-cwvfMediumCVSS 4.6

An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in...

Vendor

GitHub Security Advisories

Published

October 20, 2026

Last Modified

October 20, 2026

🔗 CVE IDs covered (1)

CVE-2026-86953 →

📋 Description

An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 27 and iPadOS 27, macOS Golden Gate 27, tvOS 27, visionOS 27, watchOS 27. An attacker in physical proximity may be able to cause a denial-of-service.

🔗 References (7)

https://nvd.nist.gov/vuln/detail/CVE-2026-86953
https://support.apple.com/en-us/149034
https://support.apple.com/en-us/149035
https://support.apple.com/en-us/149036
https://support.apple.com/en-us/149037
https://support.apple.com/en-us/149038
https://github.com/advisories/GHSA-3hf6-q2c8-cwvf