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Fedora 42: docker-buildx 0.29.1 Significant Cross-Origin Security Advisory

fedora
Calendar Grey October 12, 2025
Scroller Fedora
Update to docker-buildx 0.29.1 in Fedora 42 enhances build capabilities and addresses known security issues.
Update to release v0.29.1 Upstream fixes Update to release v0.29.0 Resolves: rhbz#2397747, rhbz#2398425, rhbz#2398679, rhbz#2399082, rhbz#2399355

Summary

Docker CLI plugin for extended build capabilities with BuildKit.

Update Information:

Update to release v0.29.1 Upstream fixes Update to release v0.29.0 Resolves: rhbz#2397747, rhbz#2398425, rhbz#2398679, rhbz#2399082, rhbz#2399355 Upstream new features and fixes

Topics%20covered

Topics Covered

security advisory fedora important bypass cross-origin docker-buildx

Change Log

* Fri Oct 3 2025 Bradley G Smith - 0.29.1-1 - Update to release v0.29.1 - Upstream fixes * Tue Sep 30 2025 Bradley G Smith - 0.29.0-1 - Update to release v0.29.0 - Resolves: rhbz#2397747, rhbz#2398425, rhbz#2398679, rhbz#2399082, rhbz#2399355 - Upstream new features and fixes

References


[ 1 ] Bug #2397747 - docker-buildx-0.29.0 is available https://bugzilla.redhat.com/show_bug.cgi?id=2397747 [ 2 ] Bug #2398425 - CVE-2025-47910 docker-buildx: CrossOriginProtection bypass in net/http [fedora-41] https://bugzilla.redhat.com/show_bug.cgi?id=2398425 [ 3 ] Bug #2398679 - CVE-2025-47910 docker-buildx: CrossOriginProtection bypass in net/http [fedora-42] https://bugzilla.redhat.com/show_bug.cgi?id=2398679 [ 4 ] Bug #2399082 - CVE-2025-47906 docker-buildx: Unexpected paths returned from LookPath in os/exec [fedora-41] https://bugzilla.redhat.com/show_bug.cgi?id=2399082 [ 5 ] Bug #2399355 - CVE-2025-47906 docker-buildx: Unexpected paths returned from LookPath in os/exec [fedora-42] https://bugzilla.redhat.com/show_bug.cgi?id=2399355

Update Instructions

This update can be installed with the "dnf" update program. Use su -c 'dnf upgrade --advisory FEDORA-2025-0aaef4df82' 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
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Name: docker-buildx
Product: Fedora 42
Version: 0.29.1
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 fedora important bypass cross-origin docker-buildx

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