A stack out-of-bounds write vulnerability was found in gfs2-utils. In gfs2_edit, the di_height field from on-disk inode metadata is used as an array index without bounds checking, causing a stack buf…

High CVSS 7.0

CVECVE-2026-71220

First seen2026-09-22 17:16 UTC

Disclosed2026-09-03 13:06 UTC

Last updated2026-09-22 17:16 UTC

Channel statusauto

Summary

A stack out-of-bounds write vulnerability was found in gfs2-utils. In gfs2_edit, the di_height field from on-disk inode metadata is used as an array index without bounds checking, causing a stack buffer overflow that may lead to arbitrary code execution when processing crafted GFS2 filesystem images.

In-depth triage

No in-depth report has been generated yet (DR-003 v2 AI pipeline is under construction).

Affected products

Sources

NVD DATABASE

Original Links

https://access.redhat.com/security/cve/CVE-2026-71220 Vendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2511398 Issue Tracking

Timeline

2026-09-22 nvd_ingest NVD