PT-2025-45020 · Samsung · Exynos 1280+17

Published 2025-11-04 · Updated 2025-11-07 · CVE-2025-54329

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 Exynos 980 Samsung Exynos 990 Samsung Exynos 850 Samsung Exynos 2100 Samsung Exynos 1280 Samsung Exynos 2200 Samsung Exynos 1330 Samsung Exynos 1380 Samsung Exynos 1480 Samsung Exynos 2400 Samsung Exynos 1580 Samsung Exynos 2500 Samsung Exynos W920 Samsung Exynos W930 Samsung Exynos W1000 Samsung Modem 5123 Samsung Modem 5300 Samsung Modem 5400

Description An issue exists in the Network Access Stratum (NAS) component of Samsung Mobile Processor, Wearable Processor, and Modem Exynos processors. A function responsible for handling multiple-payload messages, including SMS messages, does not properly validate the size of the input data. This lack of bounds checking can result in a heap overflow.

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

Heap Based Buffer Overflow

Weakness Enumeration

CWE-122

Related Identifiers

CVE-2025-54329

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

Exynos W1000

Exynos W920

Exynos W930

Modem 5123

Modem 5300

Modem 5400

References · 6

• https://nvd.nist.gov/vuln/detail/CVE-2025-54329 · Security Note
• https://semiconductor.samsung.com/support/quality-support/product-security-updates/cve-2025-54329 · Vendor Advisory
• https://semiconductor.samsung.com/support/quality-support/product-security-updates · Vendor Advisory
• https://t.me/cveNotify/141980 · Telegram Post
• https://t.me/CVEtracker/36528 · Telegram Post
• https://t.me/cveNotify/142077 · Telegram Post