CVE-2026-71224 — Gfs2-utils: gfs2-utils: stack overflow via alloca(i_height) in metadata walk

CVE-2026-71224

Gfs2-utils: gfs2-utils: stack overflow via alloca(i_height) in metadata walk PUBLISHED

Description (CNA)

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.

Affected (CNA)

Vendor / product	Versions
Red Hat / Red Hat Enterprise Linux 7	affected
Red Hat / Red Hat Enterprise Linux 8	affected
Red Hat / Red Hat Enterprise Linux 9	affected

CWE

CWE-770

References

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

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.