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.

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Produits concernés

• Red Hat Enterprise Linux 7
• Red Hat Enterprise Linux 8
• Red Hat Enterprise Linux 9
• Redhat enterprise linux

Scores CVSS

Faiblesses (CWE)

• CWE-787

Références

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

Ailleurs

• NVD
• CVE.org
• CIRCL Vulnerability-Lookup
• CERT-FR
• GitHub Advisories