CVE-2026-71224
mediumA stack overflow vulnerability was found in gfs2-utils.
Vendor / product: Redhat — enterprise linux
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.
CVSS
4.7
4.7 (CVSS v3.1)
CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:H Severity source: NVD CVSS v3.1 (secalert@redhat.com)
Timeline (UTC)
Published: 2026-09-03 13:06
Modified: 2026-09-22 16:40
NVD status: Analyzed
Last synced 2 days ago
Verified against the source API 2026-10-27 06:50 UTC
Exploitation
Not listed in CISA KEV (as of last catalog sync)
Absence from KEV does not mean a CVE is not exploited. Exploitation status: unknown (no authoritative evidence in our sources).
Affected products
redhat / enterprise_linux 7.0, 8.0, 9.0
Weakness classification (CWE)
Source: NVD / CISA. “NVD-CWE-Other” and “NVD-CWE-noinfo” mean NVD could not assign a specific weakness.
Mitigation & advisories
Vendor advisory: https://access.redhat.com/security/cve/CVE-2026-71224
Vendor advisory: https://bugzilla.redhat.com/show_bug.cgi?id=2511397
References
- https://access.redhat.com/security/cve/CVE-2026-71224 secalert@redhat.com
- https://bugzilla.redhat.com/show_bug.cgi?id=2511397 secalert@redhat.com
Data sources
NVD CVE API 2.0 — fetched 2026-10-27 06:50 UTC · record ↗