TI-2023-21088 Aliases CVE-2023-40218 GHSA-rc82-xg8f-27pw

An issue was discovered in the NPU kernel driver in Samsung Exynos Mobile Processor 9820…

LOW 15CWE-190Published 2023-09-12 · Updated 2024-09-26

Key facts

Attack vector: Local
Privileges required: None
User interaction: Required
Attack complexity: Low
Impact type: —
Confidentiality · integrity · availability: None · Low · None
Fix status: No fix listed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA.

Summary

An issue was discovered in the NPU kernel driver in Samsung Exynos Mobile Processor 9820, 980, 2100, 2200, 1280, and 1380. An integer overflow can bypass detection of error cases via a crafted application.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV

EPSS 0.00192 8th percentileScored 2026-11-07

Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation: None
Automatable: No
Technical impact: Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
—	—	all versions	—	No fix listed	CNA

— Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 12

CPE	Versions	Role	Vendor
cpe:2.3:o:samsung:exynos_9820_firmware:-:::::::*	not specified by NVD	Vulnerable	Samsung
cpe:2.3:h:samsung:exynos_9820:-:::::::*	not specified by NVD	Running on	Samsung
cpe:2.3:o:samsung:exynos_980_firmware:-:::::::*	not specified by NVD	Vulnerable	Samsung
cpe:2.3:h:samsung:exynos_980:-:::::::*	not specified by NVD	Running on	Samsung
cpe:2.3:o:samsung:exynos_2100_firmware:-:::::::*	not specified by NVD	Vulnerable	Samsung
cpe:2.3:h:samsung:exynos_2100:-:::::::*	not specified by NVD	Running on	Samsung
cpe:2.3:o:samsung:exynos_2200_firmware:-:::::::*	not specified by NVD	Vulnerable	Samsung
cpe:2.3:h:samsung:exynos_2200:-:::::::*	not specified by NVD	Running on	Samsung
cpe:2.3:o:samsung:exynos_1280_firmware:-:::::::*	not specified by NVD	Vulnerable	Samsung
cpe:2.3:h:samsung:exynos_1280:-:::::::*	not specified by NVD	Running on	Samsung

cpe:2.3:o:samsung:exynos_9820_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Samsung
cpe:2.3:h:samsung:exynos_9820:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Samsung
cpe:2.3:o:samsung:exynos_980_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Samsung
cpe:2.3:h:samsung:exynos_980:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Samsung
cpe:2.3:o:samsung:exynos_2100_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Samsung
cpe:2.3:h:samsung:exynos_2100:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Samsung
cpe:2.3:o:samsung:exynos_2200_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Samsung
cpe:2.3:h:samsung:exynos_2200:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Samsung
cpe:2.3:o:samsung:exynos_1280_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Samsung
cpe:2.3:h:samsung:exynos_1280:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Samsung

Show 2 more CPE

CPE	Versions	Role	Vendor
cpe:2.3:o:samsung:exynos_1380_firmware:-:::::::*	not specified by NVD	Vulnerable	Samsung
cpe:2.3:h:samsung:exynos_1380:-:::::::*	not specified by NVD	Running on	Samsung

cpe:2.3:o:samsung:exynos_1380_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Samsung
cpe:2.3:h:samsung:exynos_1380:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Samsung

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2023-40218
2026-10-03 Alias added: GHSA-rc82-xg8f-27pw

References

Advisory 1

https://semiconductor.samsung.com/support/quality-support/product-security-updates/

TI-2023-11308 An issue was discovered in Samsung Mobile Chipset and Baseband Modem Chipset for Exynos… CVSS 3.1CRITICAL 9.8
TI-2023-11307 An issue was discovered in Samsung Mobile Chipset and Baseband Modem Chipset for Exynos… CVSS 3.1CRITICAL 9.8
TI-2023-11306 An issue was discovered in Samsung Mobile Chipset and Baseband Modem Chipset for Exynos… CVSS 3.1CRITICAL 9.8
TI-2023-11305 An issue was discovered in Samsung Mobile Chipset and Baseband Modem Chipset for Exynos… CVSS 3.1CRITICAL 9.8
TI-2024-31327 An issue was discovered in Samsung Mobile Processor and Modem Exynos 9820, 9825, 980… CVSS 3.1MEDIUM 6.5
TI-2025-34152 An issue was discovered in SMS in Samsung Mobile Processor, Wearable Processor, and Modem… CVSS 3.1CRITICAL 10.0

See all 117 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences