#VU117928 Heap-based buffer overflow in Samsung products - CVE-2025-54329

Vulnerability identifier: #VU117928

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-2025-54329

CWE-ID: CWE-122

Exploitation vector: Remote access

Exploit availability: No public exploit available

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

Software vendor:
Samsung

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

The vulnerability exists due to a boundary error within the function used to send multiple payloads message including SMS message. A remote attacker can pass specially crafted data to the application, trigger a heap-based buffer overflow and cause a denial of service condition on the target system.

Install updates from vendor's website.

• https://semiconductor.samsung.com/content/semiconductor/global/support/quality-support/product-security-updates/cve-2025-54329/