BaseFortify

Publication date: 2025-11-04

Last updated on: 2025-11-07

Assigner: MITRE

Description

An issue was discovered in the Secure Boot component in Samsung Mobile Processor and Wearable Processor Exynos 9820, 9825, 980, 990, 850, 1080, 1280, 2200, 1330, 1380, 1480, 2400. The lack of a length check leads to out-of-bounds writes.

CVSS Scores

EPSS Scores

Probability:
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Meta Information

Published

2025-11-04

Last Modified

2025-11-07

Generated

2026-07-06

AI Q&A

2025-11-04

EPSS Evaluated

2026-07-05

NVD

CVE-2025-27374

EUVD

EUVD-2025-37822

Affected Vendors & Products

Vendor	Product	Version / Range
samsung	exynos_9825_firmware	*
samsung	exynos_9825	*
samsung	exynos_9820_firmware	*
samsung	exynos_9820	*
samsung	exynos_980_firmware	*
samsung	exynos_980	*
samsung	exynos_850_firmware	*
samsung	exynos_850	*
samsung	exynos_2400_firmware	*
samsung	exynos_2400	*
samsung	exynos_1480_firmware	*
samsung	exynos_1480	*
samsung	exynos_1380_firmware	*
samsung	exynos_1380	*
samsung	exynos_1330_firmware	*
samsung	exynos_1330	*
samsung	exynos_2200_firmware	*
samsung	exynos_2200	*
samsung	exynos_1280_firmware	*
samsung	exynos_1280	*
samsung	exynos_1080_firmware	*
samsung	exynos_1080	*

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-787	The product writes data past the end, or before the beginning, of the intended buffer.

Attack-Flow Graph

Executive Summary

This vulnerability is a flaw in the Secure Boot component of certain Samsung Mobile and Wearable Processors (Exynos series). It occurs because the component does not properly check the length of input data, which can lead to out-of-bounds writes, potentially causing memory corruption.

Impact Analysis

The vulnerability can lead to out-of-bounds memory writes, which may allow an attacker to corrupt memory, potentially causing system crashes, unauthorized code execution, or bypassing security mechanisms during the device boot process.

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