PT-2025-14107 · Mozilla+4 · Firefox+5

Thinker Li · Published 2025-04-01 · Updated 2026-04-14 · CVE-2025-3032

Positive Technologies (AI Summary)

CVSS v2.0

7.6

High

Base vector

AV:N/AC:H/Au:N/C:C/I:C/A:C

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 137 Thunderbird versions prior to 137

Description The issue involves the leaking of file descriptors from the fork server to web content processes, which could allow for privilege escalation attacks.

Recommendations For Firefox versions prior to 137, update to version 137 or later to resolve the issue. For Thunderbird versions prior to 137, update to version 137 or later to resolve the issue.

Fix

LPE

Weakness Enumeration

CWE-403

Related Identifiers

ALT-PU-2025-11100

ALT-PU-2025-14599

ALT-PU-2025-5137

ALT-PU-2025-6353

ALT-PU-2025-7695

ALT-PU-2025-7697

BDU:2025-07527

CVE-2025-3032

OPENSUSE-SU-2025:14971-1

USN-7991-1

Affected Products

Alt Linux

Astra Linux

Firefox

Linuxmint

Thunderbird

Ubuntu

References · 149

• https://mozilla.org/security/advisories/mfsa2025-20 · Vendor Advisory
• https://ubuntu.com/security/CVE-2025-0239 · Vendor Advisory
• https://ubuntu.com/security/CVE-2025-11712 · Vendor Advisory
• https://ubuntu.com/security/CVE-2024-9396 · Vendor Advisory
• https://ubuntu.com/security/CVE-2025-9184 · Vendor Advisory
• https://ubuntu.com/security/CVE-2025-8037 · Vendor Advisory
• https://ubuntu.com/security/CVE-2025-5270 · Vendor Advisory
• https://ubuntu.com/security/CVE-2025-13019 · Vendor Advisory
• https://ubuntu.com/security/CVE-2025-8039 · Vendor Advisory
• https://ubuntu.com/security/CVE-2026-0877 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2025-3032 · Security Note
• https://ubuntu.com/security/CVE-2025-4089 · Vendor Advisory
• https://ubuntu.com/security/CVE-2025-8036 · Vendor Advisory
• https://ubuntu.com/security/CVE-2026-0887 · Vendor Advisory
• https://ubuntu.com/security/CVE-2024-9398 · Vendor Advisory