CVE-2026-23789

Summary

An issue was discovered in MFC in Samsung Mobile Processor and Wearable Processor Exynos 850, 1080, 2100, 1280, 2200, 1330, 1380, 1480, 2400, 1580, 2500, 2600, 1680, W920, W930, and W1000. A double-free vulnerability in the Exynos MFC encoder driver (due to improper cleanup of dma_buf references during error handling) leads to kernel memory corruption and potential arbitrary code execution.

Affected Software

VendorProductVersion RangeStatus
SamsungExynos 850 firmware0 <= 2025-12-23affected

Weaknesses

  • CWE-415: CWE-415 Double Free

References