CVE-2026-71221

Description

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

CVSS Vector

References

• https://access.redhat.com/security/cve/CVE-2026-71221
• https://bugzilla.redhat.com/show_bug.cgi?id=2511396