Improper Validation of Array Index in Qualcomm products - CVE-2025-21423

Vulnerability identifier: #VU107097

CSH Severity: Low

CVSS v4: 8.5 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]

CVE-ID: CVE-2025-21423

CWE-ID: CWE-129

Exploitation vector: Local access

Exploit availability: No public exploit available

The vulnerability allows a local application to execute arbitrary code.

The vulnerability exists due to improper input validation in Display. A local application can execute arbitrary code.

WCD9370
AB)
Snapdragon 8cx Compute Platform (SC8180XP-AC
AF) "Poipu Pro"
Snapdragon 8cx Gen 2 5G Compute Platform (SC8180X-AC
Snapdragon 8cx Gen 2 5G Compute Platform (SC8180XP-AA
Snapdragon 8cx Gen 3 Compute Platform (SC8280XP-AB
BB)
WCD9340
WCD9341
Snapdragon 8cx Compute Platform (SC8180X-AA
WCD9375
WCD9380
WCD9385
WSA8810
WSA8815
WSA8830
WSA8835
WSA8840
WSA8845
WSA8845H
QCS5430
FastConnect 6200
FastConnect 6700
FastConnect 6800
FastConnect 6900
FastConnect 7800
QCA6391
QCA6420
QCA6430
QCM5430
QCM6490
AQT1000
QCS6490
Qualcomm Video Collaboration VC3 Platform
SC8180X+SDX55
SC8380XP
SM6250
Snapdragon 7c Compute Platform (SC7180-AC)
Snapdragon 7c Gen 2 Compute Platform (SC7180-AD) "Rennell Pro"
Snapdragon 7c+ Gen 3 Compute
Snapdragon 8c Compute Platform (SC8180X-AD) "Poipu Lite"
Snapdragon 8c Compute Platform (SC8180XP-AD) "Poipu Lite"
Inspiron 14 5441
Latitude 5455
Qualcomm Graphics Driver

Install security update from vendor's website.

Qualcomm Graphics Driver - update to 31.0.105.0

• https://docs.qualcomm.com/product/publicresources/securitybulletin/april-2025-bulletin.html

• Multiple vulnerabilities in Qualcomm chipsets
• Dell update for Qualcomm Adreno GPU display driver