High severity7.5NVD Advisory· Published Feb 3, 2026· Updated Jun 17, 2026

CVE-2025-59439

Description

An issue was discovered in Samsung Mobile Processor, Wearable Processor and Modem Exynos 980, 990, 850, 1080, 9110, W920, W930, W1000 and Modem 5123. Incorrect handling of NAS Registration messages leads to a Denial of Service because of Improper Handling of Exceptional Conditions.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

Samsung Mobile/Exynos 1080 Firmware
cpe:2.3:o:samsung:exynos_1080_firmware:-:*:*:*:*:*:*:*
Samsung Mobile/Exynos 850 Firmware
cpe:2.3:o:samsung:exynos_850_firmware:-:*:*:*:*:*:*:*
Samsung Mobile/Exynos 9110 Firmware
cpe:2.3:o:samsung:exynos_9110_firmware:-:*:*:*:*:*:*:*
Samsung Mobile/Exynos 980 Firmware
cpe:2.3:o:samsung:exynos_980_firmware:-:*:*:*:*:*:*:*
Samsung Mobile/Exynos W1000 Firmware2 versions
cpe:2.3:o:samsung:exynos_990_firmware:-:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:o:samsung:exynos_990_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:samsung:exynos_w1000_firmware:-:*:*:*:*:*:*:*
Samsung Mobile/Exynos Modem 5123 Firmware
cpe:2.3:o:samsung:exynos_modem_5123_firmware:-:*:*:*:*:*:*:*
Samsung Mobile/Exynos W920 Firmware
cpe:2.3:o:samsung:exynos_w920_firmware:-:*:*:*:*:*:*:*
Samsung Mobile/Exynos W930 Firmware
cpe:2.3:o:samsung:exynos_w930_firmware:-:*:*:*:*:*:*:*
Samsung Mobile/Mobile Processor Exynoscpe-rescue
Samsung Mobile/Exynos 980llm-fuzzy
Samsung Pay/Samsung Payllm-fuzzy
Samsung Mobile/Modem 5123llm-fuzzy

Patches

Vulnerability mechanics

References

semiconductor.samsung.com/support/quality-support/product-security-updates/nvdVendor Advisory
semiconductor.samsung.com/support/quality-support/product-security-updates/cve-2025-59439/nvdVendor Advisory

News mentions

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