#VU122237 Input validation error in Samsung products - CVE-2025-59439

Vulnerability identifier: #VU122237

Vulnerability risk: Medium

CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green

CVE-ID: CVE-2025-59439

CWE-ID: CWE-20

Exploitation vector: Remote access

Exploit availability: No public exploit available

Vulnerable software:
Exynos 980
Exynos 850
Exynos 1080
Exynos 9110
Exynos W920
Exynos W930
Exynos W1000
Exynos Modem 5123
Exynos 990

Software vendor:
Samsung

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to incorrect handling of NAS Registration messages. A remote attacker can pass specially crafted input to the application and perform a denial of service (DoS) attack.

Install updates from vendor's website.

• https://semiconductor.samsung.com/content/semiconductor/global/support/quality-support/product-security-updates/cve-2025-59439/