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Medium ALSA-2026:1377 1 CVE

Moderate: image-builder security update

Published Jan 27, 2026 · Updated Oct 29, 2026

Summary

A local binary for building customized OS artifacts such as VM images and OSTree commits. Uses osbuild under the hood.

Security Fix(es):

* golang: archive/tar: Unbounded allocation when parsing GNU sparse map (CVE-2025-58183)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Fixed packages 1

ReleasePackageFixed in
AlmaLinux · 9 image-builder 31-2.el9_7

Vulnerabilities 1

References

  • report
    https://access.redhat.com/security/cve/CVE-2025-58183
  • report
    https://bugzilla.redhat.com/2407258
  • advisory
    https://errata.almalinux.org/9/ALSA-2026-1377.html