CVE-2025-43706

HIGH

Samsung Exynos and Modem Firmware - Denial of Service via RRC Packet Handling

Title source: llm
STIX 2.1

Description

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.

References (2)

Core 2

Scores

CVSS v3 7.5
EPSS 0.0028
EPSS Percentile 20.0%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable yes
Technical Impact partial

Details

CWE
CWE-400
Status published
Products (11)
samsung/exynos_1080_firmware
samsung/exynos_1580_firmware
samsung/exynos_2400_firmware
samsung/exynos_850_firmware
samsung/exynos_9110_firmware
samsung/exynos_980_firmware
samsung/exynos_990_firmware
samsung/exynos_w920_firmware
samsung/exynos_w930_firmware
samsung/modem_5123_firmware
... and 1 more
Published Jan 05, 2026
Tracked Since Feb 18, 2026