Medium severity4.7NVD Advisory· Published Sep 3, 2026· Updated Sep 3, 2026

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.

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Affected products

Red Hat/Gfs2 Utilsllm-fuzzy

Patches

Vulnerability mechanics

References

access.redhat.com/security/cve/CVE-2026-71224nvd
bugzilla.redhat.com/show_bug.cginvd

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