PT-2024-32786 · Mozilla+4 · Firefox+4

Ronald Crane · Published 2024-05-14 · Updated 2025-06-27 · CVE-2024-4774

Positive Technologies (AI Summary)

CVSS v3.1

6.5

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 126

Description The issue is related to the ShmemCharMapHashEntry() code, which was susceptible to potentially undefined behavior by bypassing the move semantics for one of its data members.

Recommendations For versions prior to 126, update to version 126 or later to resolve the issue.

Exploit

Fix

Weakness Enumeration

CWE-758

Related Identifiers

ALT-PU-2024-15839

ALT-PU-2024-7772

CVE-2024-4774

OESA-2025-1691

OESA-2025-1692

OPENSUSE-SU-2024:13980-1

OPENSUSE-SU-2024:14572-1

USN-6779-1

USN-6779-2

Affected Products

Alt Linux

Astra Linux

Firefox

Linuxmint

Ubuntu

References · 1901

• 🔥 https://github.com/LOURC0D3/CVE-2024-4367-PoC · Exploit
• 🔥 https://github.com/bjrjk/CVE-2024-29943 · Exploit
• 🔥 https://github.com/s4vvysec/CVE-2024-4367-POC · Exploit
• 🔥 https://github.com/spaceraccoon/detect-cve-2024-4367 · Exploit
• 🔥 https://github.com/Zombie-Kaiser/cve-2024-4367-PoC-fixed · Exploit
• 🔥 https://github.com/tdonaworth/Firefox-CVE-2024-9680 · Exploit
• https://ubuntu.com/security/CVE-2024-4767 · Vendor Advisory
• https://mozilla.org/security/advisories/mfsa2024-21 · Vendor Advisory
• https://osv.dev/vulnerability/USN-6779-2 · Vendor Advisory
• https://ubuntu.com/security/CVE-2024-4778 · Vendor Advisory
• https://ubuntu.com/security/CVE-2024-4770 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2024-4774 · Vendor Advisory
• https://ubuntu.com/security/CVE-2024-4774 · Vendor Advisory
• https://ubuntu.com/security/CVE-2024-4769 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2024-4774 · Vendor Advisory