Bug 2363838 (CVE-2025-4215) - CVE-2025-4215 uBlock: gorhill uBlock Origin UI 1p-filters.js currentStateChanged redos
Summary: CVE-2025-4215 uBlock: gorhill uBlock Origin UI 1p-filters.js currentStateChan...
Keywords:
Status: NEW
Alias: CVE-2025-4215
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
low
low
Target Milestone: ---
Assignee: Product Security DevOps Team
QA Contact:
URL:
Whiteboard:
Depends On: 2364051 2364052 2364053
Blocks:
TreeView+ depends on / blocked
 
Reported: 2025-05-02 21:01 UTC by OSIDB Bzimport
Modified: 2025-05-14 11:20 UTC (History)
0 users

Fixed In Version:
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Description OSIDB Bzimport 2025-05-02 21:01:39 UTC 
A vulnerability was found in gorhill uBlock Origin up to 1.63.3b16. It has been classified as problematic. Affected is the function currentStateChanged of the file src/js/1p-filters.js of the component UI. The manipulation leads to inefficient regular expression complexity. It is possible to launch the attack remotely. The complexity of an attack is rather high. The exploitability is told to be difficult. The exploit has been disclosed to the public and may be used. Upgrading to version 1.63.3b17 is able to address this issue. The patch is identified as eaedaf5b10d2f7857c6b77fbf7d4a80681d4d46c. It is recommended to upgrade the affected component.
Comment 2 Dominik 'Rathann' Mierzejewski 2025-05-14 11:20:27 UTC 
https://github.com/advisories/ghsa-785g-r934-c877
Fixed in 1.64.0 (1.63.3b17 pre-release).
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