Starting with Firefox 142, it was possible for a compromised child process to trigger a use-after-free in the GPU or browser process using WebGPU-related IPC calls. This may have been usable to escape the child process sandbox. This vulnerability affects Firefox < 144.0.2.

Project Subscriptions

Vendors Products
Mozilla Subscribe
Firefox Subscribe
Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

Fri, 19 Dec 2025 18:15:00 +0000

Type Values Removed Values Added
CPEs cpe:2.3:a:mozilla:firefox:*:*:*:*:-:*:*:*

Thu, 30 Oct 2025 16:30:00 +0000

Type Values Removed Values Added
Title Use-after-free in WebGPU internals triggered from a compromised child process

Wed, 29 Oct 2025 14:15:00 +0000

Type Values Removed Values Added
Weaknesses CWE-416
Metrics cvssV3_1

{'score': 9.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}

ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Wed, 29 Oct 2025 11:00:00 +0000

Type Values Removed Values Added
First Time appeared Mozilla
Mozilla firefox
Vendors & Products Mozilla
Mozilla firefox

Tue, 28 Oct 2025 14:15:00 +0000

Type Values Removed Values Added
Description Starting with Firefox 142, it was possible for a compromised child process to trigger a use-after-free in the GPU or browser process using WebGPU-related IPC calls. This may have been usable to escape the child process sandbox. This vulnerability affects Firefox < 144.0.2.
References

Projects

Sign in to view the affected projects.

cve-icon MITRE

Status: PUBLISHED

Assigner: mozilla

Published:

Updated: 2025-11-04T15:47:51.527Z

Reserved: 2025-10-28T07:05:52.674Z

Link: CVE-2025-12380

cve-icon Vulnrichment

Updated: 2025-10-29T13:53:05.089Z

cve-icon NVD

Status : Analyzed

Published: 2025-10-28T14:15:57.860

Modified: 2025-12-19T18:00:35.690

Link: CVE-2025-12380

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2025-10-29T10:58:06Z

Weaknesses