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Fedora 42: Important Information Leak in docker-buildx v0.27.0 Resolved

fedora
Calendar Grey August 31, 2025
Dist Fedora Esm H88
Fedora 42 upgrades docker-buildx to version 0.27.0, tackling significant security vulnerabilities and improving capabilities.
Update to release v0.27.0 Resolves: rhvz#2388453, rhbz#2384137, rhbz#2384154 Upstream new features and fixes

Summary

Docker CLI plugin for extended build capabilities with BuildKit.

Update Information:

Update to release v0.27.0 Resolves: rhvz#2388453, rhbz#2384137, rhbz#2384154 Upstream new features and fixes

Topics%20covered

Topics Covered

security advisory information leak fedora software update important docker-buildx

Change Log

* Wed Aug 20 2025 Bradley G Smith - 0.27.0-1 - Update to release v0.27.0 - Resolves: rhvz#2388453, rhbz#2384137, rhbz#2384154 - Upstream new features and fixes * Sun Aug 17 2025 Bradley G Smith - 0.26.1-6 - Remove temporary fix for go 1.25 rc2 * Fri Aug 15 2025 Maxwell G - 0.26.1-5 - Rebuild for golang-1.25.0 * Fri Aug 15 2025 Maxwell G - 0.26.1-4 - Revert "Rebuild for golang-1.25.0" * Fri Aug 15 2025 Maxwell G - 0.26.1-3 - Rebuild for golang-1.25.0

References


[ 1 ] Bug #2384137 - docker-buildx: go-viper information leak [fedora-41] https://bugzilla.redhat.com/show_bug.cgi?id=2384137 [ 2 ] Bug #2384154 - docker-buildx: go-viper information leak [fedora-42] https://bugzilla.redhat.com/show_bug.cgi?id=2384154 [ 3 ] Bug #2388453 - docker-buildx-0.27.0 is available https://bugzilla.redhat.com/show_bug.cgi?id=2388453

Update Instructions

This update can be installed with the "dnf" update program. Use su -c 'dnf upgrade --advisory FEDORA-2025-aeb4a7b52f' 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
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Critical

Name: docker-buildx
Product: Fedora 42
Version: 0.27.0
Release: 1.fc42
URL: https://github.com/docker/buildx
Summary: Docker CLI plugin for extended build capabilities with BuildKit

Topics%20covered

Topics Covered

security advisory information leak fedora software update important docker-buildx

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