CVE-2026-23786: Samsung Exynos 1280 Firmware

Low severity, CVSS 2.8. EPSS: 0.1% chance of exploitation in the next 30 days.

An issue was discovered in DPU in Samsung Mobile Processor Exynos 1280, 2200, 1380, 1480, 2400, 1580, 2500, 1680, and 2600. A TOCTOU race condition in the Exynos DRM HDR Driver leads to a heap overflow, causing a kernel crash.

Affected products

• Samsung Exynos 1280 Firmware: up to and including 2025-12-24

Published 2026-09-14. Last modified 2026-09-22.