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.
History

Thu, 17 Sep 2026 13:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Tue, 15 Sep 2026 17:30:00 +0000

Type Values Removed Values Added
Title Double‑Free Vulnerability in Samsung Exynos 850 MFC Encoder Driver

Mon, 14 Sep 2026 23:30:00 +0000

Type Values Removed Values Added
Title Double‑Free in Exynos MFC Encoder Driver Enables Kernel Memory Corruption

Mon, 14 Sep 2026 12:15:00 +0000

Type Values Removed Values Added
Title Double‑Free in Exynos MFC Encoder Driver Enables Kernel Memory Corruption

Mon, 14 Sep 2026 01:30:00 +0000

Type Values Removed Values Added
Description 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.
First Time appeared Samsung
Samsung exynos 850 Firmware
Weaknesses CWE-415
CPEs cpe:2.3:a:samsung:exynos_850_firmware:*:*:*:*:*:*:*:*
Vendors & Products Samsung
Samsung exynos 850 Firmware
References
Metrics cvssV3_1

{'score': 7.8, 'vector': 'CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H'}


cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2026-09-14T00:00:00.000Z

Updated: 2026-09-16T14:24:26.056Z

Reserved: 2026-01-16T00:00:00.000Z

Link: CVE-2026-23789

cve-icon Vulnrichment

Updated: 2026-09-16T14:24:21.014Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-09-14T02:17:13.397

Modified: 2026-09-22T19:56:19.073

Link: CVE-2026-23789

cve-icon Redhat

No data.