What is GHSA-j5qx-6vm4-vfcj?

GHSA-j5qx-6vm4-vfcj is a security advisory published by GitHub Security Advisories with Medium severity. An out-of-bounds read vulnerability in libX11's XIM (X Input Method) attribute parser in libX11...

Which CVE IDs does GHSA-j5qx-6vm4-vfcj cover?

GHSA-j5qx-6vm4-vfcj covers the following CVE IDs: CVE-2026-94283. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-j5qx-6vm4-vfcj?

GHSA-j5qx-6vm4-vfcj has a CVSS v3 base score of 6.5, published by GitHub Security Advisories.

GHSA-j5qx-6vm4-vfcjMediumCVSS 6.5

An out-of-bounds read vulnerability in libX11's XIM (X Input Method) attribute parser in libX11...

Vendor

GitHub Security Advisories

Published

September 28, 2026

Last Modified

September 28, 2026

🔗 CVE IDs covered (1)

CVE-2026-94283 →

📋 Description

An out-of-bounds read vulnerability in libX11's XIM (X Input Method) attribute parser in libX11 before 1.8.14 could be used by malicious X servers to crash attached X clients.

🔗 References (3)

https://nvd.nist.gov/vuln/detail/CVE-2026-94283
https://gitlab.freedesktop.org/xorg/lib/libx11/-/merge_requests/310/diffs?commit_id=42d0303f243002a9856c76060569a61893c670dd
https://github.com/advisories/GHSA-j5qx-6vm4-vfcj