CVE-2025-20654

CRITICAL

MediaTek Software Development Kit < 7.4.0.1 - Out-of-bounds Write

Title source: llm

Description

In wlan service, there is a possible out of bounds write due to an incorrect bounds check. This could lead to remote code execution with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: WCNCR00406897; Issue ID: MSV-2875.

References (1)

Core 1

Core References

Vendor Advisory

https://corp.mediatek.com/product-security-bulletin/April-2025

Scores

CVSS v3 9.8

EPSS 0.0078

EPSS Percentile 74.0%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment

Exploitation none

Automatable yes

Technical Impact total

Details

CWE

CWE-787

Status published

Products (9)

mediatek/mt6890

mediatek/mt7622

mediatek/mt7915

mediatek/mt7916

mediatek/mt7981

mediatek/mt7986

mediatek/software_development_kit < 7.4.0.1

openwrt/openwrt 19.07.0

openwrt/openwrt 21.02.0

Published Apr 07, 2025

Tracked Since Feb 18, 2026