BaseFortify

Publication date: 2026-01-05

Last updated on: 2026-01-09

Assigner: MITRE

Description

An issue was discovered in Samsung Mobile Processor Exynos 1380, 1480, 2400, and 1580. Incorrect Handling of the NL80211 vendor command leads to a buffer overflow during handling of an IOCTL message.

CVSS Scores

EPSS Scores

Probability:
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Meta Information

Published

2026-01-05

Last Modified

2026-01-09

Generated

2026-07-06

AI Q&A

2026-01-05

EPSS Evaluated

2026-07-05

NVD

CVE-2025-53966

EUVD

EUVD-2026-0809

Affected Vendors & Products

Vendor	Product	Version / Range
samsung	exynos_1380_firmware	*
samsung	exynos_1380	*
samsung	exynos_1480_firmware	*
samsung	exynos_1480	*
samsung	exynos_1580_firmware	*
samsung	exynos_1580	*
samsung	exynos_2400_firmware	*
samsung	exynos_2400	*

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-120	The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer.

Attack-Flow Graph

Executive Summary

This vulnerability is a buffer overflow issue in the WiFi drivers of Samsung Exynos chipsets (1380, 1480, 2400, and 1580). It occurs due to incorrect handling of the NL80211 vendor command during IOCTL message processing, which can be exploited by attackers. [1]

Impact Analysis

The vulnerability can allow an attacker to exploit the buffer overflow to execute unauthorized code or compromise the system, potentially leading to loss of control over the affected device. [1]

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