CVE-2026-71224

Medium

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.

SeverityMedium

CVSS4.7

Exploit probability4. percentile0.1%

Product

Redhat Enterprise Linux

PublishedSep 3, 2026

First seenSep 3, 2026

Weakness typeCWE-770Allocation of resources without limits

How to fix

Vendor advisories

access.redhat.com/security/cve/CVE-2026-71224
bugzilla.redhat.com/show_bug.cgi?id=2511397

Affected products

Product	Affected versions	Fixed in
redhat enterprise_linux	7.0, 8.0, 9.0	—

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