PT-2025-44159 · Mozilla+1 · Firefox+1

Oskar L · Published 2025-10-28 · Updated 2026-04-15 · CVE-2025-12380

Positive Technologies (AI Summary)

CVSS v3.1

10

Critical

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 144.0.2

Description A compromised child process could trigger a use-after-free in the GPU or browser process through WebGPU-related IPC calls. This could potentially allow for escaping the child process sandbox.

Recommendations Update to Firefox version 144.0.2 or later.

Fix

Use After Free

Weakness Enumeration

CWE-416

Related Identifiers

ALT-PU-2025-14358

BDU:2025-14537

CVE-2025-12380

OPENSUSE-SU-2025:15686-1

Affected Products

Alt Linux

Firefox

References · 22

• https://cve.org/CVERecord?id=CVE-2025-12380 · Security Note
• https://bdu.fstec.ru/vul/2025-14537 · Security Note
• https://osv.dev/vulnerability/UBUNTU-CVE-2025-12380 · Vendor Advisory
• https://ubuntu.com/security/CVE-2025-12380 · Vendor Advisory
• https://safe-surf.ru/specialists/bulletins-nkcki/726142 · Security Note
• https://wiki.astralinux.ru/astra-linux-se47-bulletin-2026-0518SE47 · Vendor Advisory
• https://mozilla.org/en-US/security/advisories/mfsa2025-86/#CVE-2025-12380 · Vendor Advisory
• https://wiki.astralinux.ru/astra-linux-se16-bulletin-20251225SE16 · Vendor Advisory
• https://wiki.astralinux.ru/astra-linux-se18-bulletin-2026-0224SE18 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2025-12380 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2025-12380 · Security Note
• https://mozilla.org/security/advisories/mfsa2025-86 · Vendor Advisory
• https://mozilla.org/en-US/security/advisories/mfsa2025-86 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2025-12380 · Security Note
• https://wiki.astralinux.ru/astra-linux-se17-bulletin-2026-0421SE17 · Vendor Advisory