PT-2026-37056 · Samsung · Exynos 850+17

Published 2026-05-05 · Updated 2026-05-05 · CVE-2025-66369

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

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

Name of the Vulnerable Software and Affected Versions Samsung Mobile Processor Exynos 980 Samsung Mobile Processor Exynos 990 Samsung Mobile Processor Exynos 850 Samsung Mobile Processor Exynos 2100 Samsung Mobile Processor Exynos 1280 Samsung Mobile Processor Exynos 2200 Samsung Mobile Processor Exynos 1330 Samsung Mobile Processor Exynos 1380 Samsung Mobile Processor Exynos 1480 Samsung Mobile Processor Exynos 2400 Samsung Mobile Processor Exynos 1580 Samsung Mobile Processor Exynos 2500 Samsung Wearable Processor W920 Samsung Wearable Processor W930 Samsung Wearable Processor W1000 Samsung Modem 5123 Samsung Modem 5300 Samsung Modem 5400

Description Incorrect handling of 5G NR NAS registration accept messages in the MM (Mobility Management) component leads to a Denial of Service.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Allocation of Resources Without Limits

Weakness Enumeration

CWE-770

Related Identifiers

CVE-2025-66369

Affected Products

Exynos 1280

Exynos 1330

Exynos 1380

Exynos 1480

Exynos 1580

Exynos 2100

Exynos 2200

Exynos 2400

Exynos 2500

Exynos 850

Exynos 980

Exynos 990

Modem 5123

Modem 5300

Modem 5400

W1000

W920

W930

References · 3

• https://nvd.nist.gov/vuln/detail/CVE-2025-66369 · Security Note
• https://semiconductor.samsung.com/support/quality-support/product-security-updates/cve-2025-66369 · Note
• https://semiconductor.samsung.com/support/quality-support/product-security-updates · Note