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Fedora 42 skopeo Important DoS CVE-2026-34986 Advisory 2026-156e6bfb27

fedora
Calendar Grey April 30, 2026
Dist Fedora Esm H88
Stay informed about the latest security issues in Fedora 42 skopeo. Immediate updates are essential for protection.
Automatic update for buildah-1.43.1-1.fc42, skopeo-1.22.2-1.fc42, podman-5.8.2-1.fc42

Summary

Command line utility to inspect images and repositories directly on Docker

registries without the need to pull them.

Update Information:

Automatic update for buildah-1.43.1-1.fc42, skopeo-1.22.2-1.fc42, podman-5.8.2-1.fc42. Changelog for buildah * Wed Apr 08 2026 Packit - 2:1.43.1-1 - Update to 1.43.1 upstream release Changelog for skopeo * Tue Apr 14 2026 Packit - 1:1.22.2-1 - Update to 1.22.2 upstream release * Fri Apr 10 2026 Lokesh Mandvekar - 1:1.22.1-2 - TMT: fix ref in plan * Thu Apr 09 2026 Packit - 1:1.22.1-1 - Update to 1.22.1 upstream release Changelog for podman * Tue Apr 14 2026 Packit - 5:5.8.2-1 - Update to 5.8.2 upstream release Security fix for CVE-2026-34986

Topics%20covered

Topics Covered

security advisory denial of service fedora important Skopeo cve-2026-34986

Change Log

* Tue Apr 14 2026 Packit - 1:1.22.2-1 - Update to 1.22.2 upstream release * Fri Apr 10 2026 Lokesh Mandvekar - 1:1.22.1-2 - TMT: fix ref in plan * Thu Apr 9 2026 Packit - 1:1.22.1-1 - Update to 1.22.1 upstream release

References


[ 1 ] Bug #2455675 - CVE-2026-34986 skopeo: Go JOSE: Denial of Service via crafted JSON Web Encryption (JWE) object [fedora-all] https://bugzilla.redhat.com/show_bug.cgi?id=2455675

Update Instructions

This update can be installed with the "dnf" update program. Use su -c 'dnf upgrade --advisory FEDORA-2026-156e6bfb27' at the command line. For more information, refer to the dnf documentation available at http://dnf.readthedocs.io/en/latest/command_ref.html#upgrade-command-label

Severity
important
Lowest
Low
Medium
High
Critical

Name: skopeo
Product: Fedora 42
Version: 1.22.2
Release: 1.fc42
URL: https://github.com/containers/skopeo
Summary: Inspect container images and repositories on registries

Topics%20covered

Topics Covered

security advisory denial of service fedora important Skopeo cve-2026-34986

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