What is GHSA-84xm-vrh2-jhxq?

GHSA-84xm-vrh2-jhxq is a security advisory published by GitHub Security Advisories with Medium severity. A stack overflow vulnerability was found in gfs2-utils. The metadata walk code in metawalk.c uses...

Which CVE IDs does GHSA-84xm-vrh2-jhxq cover?

GHSA-84xm-vrh2-jhxq covers the following CVE IDs: CVE-2026-71224. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-84xm-vrh2-jhxq?

GHSA-84xm-vrh2-jhxq has a CVSS v3 base score of 4.7, published by GitHub Security Advisories.

GHSA-84xm-vrh2-jhxqMediumCVSS 4.7

A stack overflow vulnerability was found in gfs2-utils. The metadata walk code in metawalk.c uses...

Vendor

GitHub Security Advisories

Published

September 3, 2026

Last Modified

September 3, 2026

🔗 CVE IDs covered (1)

CVE-2026-71224 →

📋 Description

A stack overflow vulnerability was found in gfs2-utils. The metadata walk code in metawalk.c uses alloca() with an untrusted inode height value from on-disk metadata without bounds validation, causing stack exhaustion and a denial of service when processing crafted GFS2 filesystem images.

🔗 References (4)

https://nvd.nist.gov/vuln/detail/CVE-2026-71224
https://access.redhat.com/security/cve/CVE-2026-71224
https://bugzilla.redhat.com/show_bug.cgi?id=2511397
https://github.com/advisories/GHSA-84xm-vrh2-jhxq