PT-2025-9668 · Mozilla+4 · Firefox+5

Andrew Mccreight + 2 · Published 2025-03-04 · Updated 2026-02-02 · CVE-2025-1943

Positive Technologies (AI Summary)

CVSS v2.0

8.5

High

Base vector

AV:N/AC:L/Au:N/C:N/I:P/A:C

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 136 Thunderbird versions prior to 136

Description The issue is related to memory safety bugs that could potentially lead to memory corruption. It is presumed that with sufficient effort, some of these bugs could be exploited to run arbitrary code.

Recommendations For Firefox versions prior to 136, update to version 136 or later to resolve the issue. For Thunderbird versions prior to 136, update to version 136 or later to resolve the issue.

Fix

Buffer Overflow

Heap Based Buffer Overflow

Weakness Enumeration

CWE-119

CWE-122

CWE-120

Related Identifiers

ALT-PU-2025-11100

ALT-PU-2025-14599

ALT-PU-2025-4567

ALT-PU-2025-5137

ALT-PU-2025-7695

ALT-PU-2025-7697

BDU:2025-02878

CVE-2025-1943

OPENSUSE-SU-2025:14861-1

USN-7991-1

Affected Products

Alt Linux

Astra Linux

Firefox

Linuxmint

Thunderbird

Ubuntu

References · 158

• https://ubuntu.com/security/CVE-2024-10462 · Vendor Advisory
• https://ubuntu.com/security/CVE-2025-11708 · Vendor Advisory
• https://ubuntu.com/security/CVE-2025-1018 · Vendor Advisory
• https://ubuntu.com/security/CVE-2025-13020 · Vendor Advisory
• https://ubuntu.com/security/CVE-2025-10528 · Vendor Advisory
• https://ubuntu.com/security/CVE-2025-0247 · Vendor Advisory
• https://ubuntu.com/security/CVE-2025-8030 · Vendor Advisory
• https://ubuntu.com/security/CVE-2025-8027 · Vendor Advisory
• https://ubuntu.com/security/CVE-2026-0879 · Vendor Advisory
• https://ubuntu.com/security/CVE-2025-14328 · Vendor Advisory
• https://osv.dev/vulnerability/openSUSE-SU-2025:14861-1 · Vendor Advisory
• https://ubuntu.com/security/CVE-2025-8034 · Vendor Advisory
• https://ubuntu.com/security/CVE-2025-4089 · Vendor Advisory
• https://ubuntu.com/security/CVE-2025-10533 · Vendor Advisory
• https://ubuntu.com/security/CVE-2025-0240 · Vendor Advisory