Out-of-bounds Read Affecting gfs2-utils package, versions <0:3.1.10-6.amzn2.0.1


Severity

Recommended
high

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
0.11% (2nd percentile)

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  • Snyk IDSNYK-AMZN2-GFS2UTILS-21695811
  • published25 Oct 2026
  • disclosed3 Sept 2026

Introduced: 3 Sep 2026

CVE-2026-71222  (opens in a new tab)
CWE-125  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2 gfs2-utils to version 0:3.1.10-6.amzn2.0.1 or higher.
This issue was patched in ALAS2-2026-4004.

NVD Description

Note: Versions mentioned in the description apply only to the upstream gfs2-utils package and not the gfs2-utils package as distributed by Amazon-Linux. See How to fix? for Amazon-Linux:2 relevant fixed versions and status.

A heap out-of-bounds read vulnerability was found in gfs2-utils. The ea_num_ptrs field from on-disk extended attribute metadata is consumed without bounds validation, causing a heap buffer over-read that may disclose sensitive memory contents or cause a crash when processing crafted GFS2 filesystem images.

CVSS Base Scores

version 3.1