📦 Exynos Modem 5400 Firmware

by Samsung

🔍 What is Exynos Modem 5400 Firmware?

Description coming soon...

🛡️ Security Overview

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⚠️ Known Vulnerabilities

CVE-2025-27891

CRITICAL CVSS 9.1 May 14, 2025

A memory corruption vulnerability in Samsung Exynos processors allows attackers to perform out-of-bounds reads via malformed NAS packets. This affects Samsung mobile devices, wearables, and modems usi...

CVE-2024-55568

HIGH CVSS 7.5 Oct 20, 2025

A missing NULL pointer check in Samsung Exynos processors allows attackers to cause Denial of Service by sending malformed MM (Mobility Management) packets. This affects Samsung mobile devices, wearab...

CVE-2025-26783

HIGH CVSS 7.5 May 14, 2025

A vulnerability in Samsung's RRC (Radio Resource Control) implementation across multiple Exynos processors allows incorrect handling of undefined values, leading to Denial of Service. This affects Sam...

CVE-2024-52923

HIGH CVSS 7.5 Mar 6, 2025

A boundary check vulnerability in Samsung's NRMM component for multiple Exynos processors allows denial of service attacks. Attackers can exploit this by sending specially crafted DL NAS Transport mes...

CVE-2024-52924

HIGH CVSS 7.5 Mar 6, 2025

This vulnerability in Samsung Exynos processors allows attackers to execute arbitrary code by sending specially crafted Registration Accept messages. It affects Samsung mobile devices, wearables, and ...

CVE-2025-22377

MEDIUM CVSS 6.5 May 27, 2025

A heap-based out-of-bounds write vulnerability in Samsung Exynos processors' GPRS protocol implementation allows attackers to write data beyond allocated memory boundaries. This affects Samsung mobile...

CVE-2024-56427

MEDIUM CVSS 6.5 May 14, 2025

This vulnerability in Samsung Exynos processors allows attackers to trigger out-of-bounds memory access by sending malformed RRC (Radio Resource Control) packets. This affects mobile devices and weara...