Out-of-bounds write in MediaTek products - CVE-2024-20146

Vulnerability identifier: #VU102345

CSH Severity: High

CVSS v4: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]

CVE-ID: CVE-2024-20146

CWE-ID: CWE-787

Exploitation vector: Remote access

Exploit availability: No public exploit available

The vulnerability allows a remote attacker to execute arbitrary code.

The vulnerability exists due to improper input validation within wlan. A remote attacker can trick the victim to open a specially crafted file and execute arbitrary code.

MT8666
MT8893
MT8798
MT8796
MT8788
MT8786
MT8781
MT8775
MT8768
MT8766
MT8755
MT8673
MT8667
MT2737
MT8532
MT8365
MT7922
MT7920
MT7902
MT6990
MT6897
MT6886
MT6878
MT6835
MT3603
Samsung Mobile Firmware
MT8518S
Google Android

Install security update from vendor's website.

Samsung Mobile Firmware - update to SMR-FEB-2025
Google Android - addressed in versions 12L 2025-01-05, 12 2025-01-05, 13 2025-01-05, 14 2025-01-05, 15 2025-01-05

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

• Multiple vulnerabilities in MediaTek chipsets
• Multiple vulnerabilities in Google Android
• Multiple vulnerabilities in Samsung Mobile Firmware (February 2025)