What is GHSA-p88p-rg7m-cc93?

GHSA-p88p-rg7m-cc93 is a security advisory published by GitHub Security Advisories with Medium severity. An out-of-bounds read in libXi's XI2 class parsing via size_classes() and copy_classes() in libXi...

Which CVE IDs does GHSA-p88p-rg7m-cc93 cover?

GHSA-p88p-rg7m-cc93 covers the following CVE IDs: CVE-2026-93542. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-p88p-rg7m-cc93?

GHSA-p88p-rg7m-cc93 has a CVSS v3 base score of 6.5, published by GitHub Security Advisories.

GHSA-p88p-rg7m-cc93MediumCVSS 6.5

An out-of-bounds read in libXi's XI2 class parsing via size_classes() and copy_classes() in libXi...

Vendor

GitHub Security Advisories

Published

September 24, 2026

Last Modified

September 24, 2026

🔗 CVE IDs covered (1)

CVE-2026-93542 →

📋 Description

An out-of-bounds read in libXi's XI2 class parsing via size_classes() and copy_classes() in libXi before 1.8.4 could be used by malicous servers to crash the X client.

🔗 References (3)

https://nvd.nist.gov/vuln/detail/CVE-2026-93542
https://gitlab.freedesktop.org/xorg/lib/libxi/-/merge_requests/23/diffs?commit_id=f499944ad595b9bd7e7571c810842244caf150aa
https://github.com/advisories/GHSA-p88p-rg7m-cc93