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Alerts This Week
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Fedora 41: FEDORA-2025-b0f2570b61 critical: uBlock Origin fix

fedora
Calendar Grey May 28, 2025
Dist Fedora Esm H88
The recent update for mozilla-ublock-origin in Fedora 41 resolves a serious vulnerability associated with CVE-2025-4215.
Latest upstream release

Summary

An efficient blocker: easy on memory and CPU footprint, and yet can load and

enforce thousands more filters than other popular blockers out there.

Flexible, it's more than an "ad blocker": it can also read and create filters

from hosts files.

Update Information:

Latest upstream release. Changelog: https://github.com/gorhill/uBlock/releases/tag/1.64.0 . Fixes CVE-2025-4215 .

Topics%20covered

Topics Covered

security advisory fedora update threat fix ublock origin

Change Log

* Mon May 19 2025 Dominik 'Rathann' Mierzejewski - 1.64.0-1 - update to 1.64.0 (resolves rhbz#2366177) - fixes CVE-2025-4215

References


[ 1 ] Bug #2364052 - CVE-2025-4215 mozilla-ublock-origin: gorhill uBlock Origin UI 1p-filters.js currentStateChanged redos [fedora-41] https://bugzilla.redhat.com/show_bug.cgi?id=2364052 [ 2 ] Bug #2366177 - mozilla-ublock-origin-1.64.0 is available https://bugzilla.redhat.com/show_bug.cgi?id=2366177

Update Instructions

This update can be installed with the "dnf" update program. Use su -c 'dnf upgrade --advisory FEDORA-2025-b0f2570b61' 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
critical
Lowest
Low
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Critical

Name: mozilla-ublock-origin
Product: Fedora 41
Version: 1.64.0
Release: 1.fc41
URL: https://github.com/gorhill/uBlock
Summary: An efficient blocker for Firefox

Topics%20covered

Topics Covered

security advisory fedora update threat fix ublock origin

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