What is CVE-2025-43706?

CVE-2025-43706 is a high-severity vulnerability in Samsung Exynos_1080, classified under Uncontrolled Resource Consumption. CVSS score: 7.5/10. Published 2026-01-05.

How severe is CVE-2025-43706?

High severity. CVSS v3 base score is 7.5 out of 10.

Resource exhaustion in Samsung Exynos_1080

CVE-2025-43706

An issue was discovered in L2 in Samsung Mobile Processor, Wearable Processor, and Modem Exynos 980, 990, 850, 1080, 2400, 1580, 9110, W920, W930, Modem 5123, and Modem 5400. Incorrect handling of RRC packets leads to a Denial of Service.

Vulnerability class: DoS (Denial of Service)

EPSS: 0.003 (20.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Samsung Exynos_1080
Samsung Exynos_1080_firmware
Samsung Exynos_1580
Samsung Exynos_1580_firmware
Samsung Exynos_2400
Samsung Exynos_2400_firmware
Samsung Exynos_850
Samsung Exynos_850_firmware
Samsung Exynos_9110
Samsung Exynos_9110_firmware

Weakness classification (CWE)

CWE-400 — Uncontrolled Resource Consumption

References

cve@mitre.org (Vendor Advisory)
cve@mitre.org (Vendor Advisory)

Frequently asked questions

What is CVE-2025-43706?: CVE-2025-43706 is a high-severity vulnerability in Samsung Exynos_1080, classified under Uncontrolled Resource Consumption. CVSS score: 7.5/10. Published 2026-01-05.
How severe is CVE-2025-43706?: High severity. CVSS v3 base score is 7.5 out of 10.