CVE-2026-71224

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.

  • Published Sep 3, 2026
  • CVSS 4.7 medium
  • 0.1% chance of exploitation in the next 30 days (EPSS)

Affected software

CVE-2026-71224 at the National Vulnerability Database