#VU107109 Buffer over-read in Qualcomm products - CVE-2025-21428

Vulnerability identifier: #VU107109

Vulnerability risk: Medium

CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green

CVE-ID: CVE-2025-21428

CWE-ID: CWE-126

Exploitation vector: Remote access

Exploit availability: No public exploit available

Vulnerable software:
9206 LTE Modem
AR8031
C-V2X 9150
CSRA6620
CSRA6640
FastConnect 6200
FastConnect 6900
MDM9250
MDM9628
QCA6174
QCA6175A
QCA6554A
QCA6564A
QCA6564AU
QCA6574
QCA6574A
QCA6584
QCA6584AU
QCA6595
QCA6595AU
QCA6696
QCA9367
QEP8111
Qualcomm 205 Mobile Platform
Qualcomm 215 Mobile Platform
SA2150P
SD626
Smart Audio 200 Platform
Smart Audio 400 Platform
Smart Display 200 Platform (APQ5053-AA)
Snapdragon 1200 Wearable Platform
Snapdragon 210 Processor
Snapdragon 212 Mobile Platform
Snapdragon 425 Mobile Platform
Snapdragon 429 Mobile Platform
Snapdragon 439 Mobile Platform
Snapdragon 625 Mobile Platform
Snapdragon 626 Mobile Platform
Snapdragon 632 Mobile Platform
Snapdragon 820 Automotive Platform
Snapdragon Auto 5G Modem-RF
Snapdragon X12 LTE Modem
Snapdragon X35 5G Modem-RF System
Snapdragon X5 LTE Modem
Vision Intelligence 100 Platform (APQ8053-AA)
Vision Intelligence 200 Platform (APQ8053-AC)
WCD9326
WCD9330
WCD9335
WCD9340
WCN3610
WCN3615
WCN3620
WCN3660B
WCN3680
WCN3680B
WCN3980
WSA8810
WSA8815
APQ8017
MDM9640
MDM9650
MSM8996AU
QCA6174A
QCA6574AU
QCA9377
QCA9379
QCM2150
SDM429W

Software vendor:
Qualcomm

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to improper input validation in WLAN Host. A remote attacker can perform a denial of service (DoS) attack.

Install security update from vendor's website.

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