What is GHSA-5h6f-wh6v-848r?

GHSA-5h6f-wh6v-848r is a security advisory published by GitHub Security Advisories with High severity. A malicious X server could cause a heap overflow by injecting a large DEVICE_ENABLE reply when...

Which CVE IDs does GHSA-5h6f-wh6v-848r cover?

GHSA-5h6f-wh6v-848r covers the following CVE IDs: CVE-2026-109090. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-5h6f-wh6v-848r?

GHSA-5h6f-wh6v-848r has a CVSS v3 base score of 7.5, published by GitHub Security Advisories.

GHSA-5h6f-wh6v-848rHighCVSS 7.5

A malicious X server could cause a heap overflow by injecting a large DEVICE_ENABLE reply when...

Vendor

GitHub Security Advisories

Published

October 27, 2026

Last Modified

October 27, 2026

🔗 CVE IDs covered (1)

CVE-2026-109090 →

📋 Description

A malicious X server could cause a heap overflow by injecting a large DEVICE_ENABLE reply when processed by libXi before 1.8.4.

🔗 References (3)

https://nvd.nist.gov/vuln/detail/CVE-2026-109090
https://gitlab.freedesktop.org/xorg/lib/libxi/-/commit/4eb9f70b6
https://github.com/advisories/GHSA-5h6f-wh6v-848r