Use After Free in Qualcomm products - CVE-2025-21474

Vulnerability identifier: #VU114633

CSH Severity: Low

CVSS v4.0: 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/E:U/U:Clear

CVE-ID: CVE-2025-21474

CWE-ID: CWE-416

Exploitation vector: Local access

Exploit availability: No public exploit available

Vendor: Qualcomm

Affected software:
FastConnect 6800
FastConnect 6900
FastConnect 7800
QAM8295P
QCA6391
QCA6426
QCA6436
QCA6696
QCN9074
QCS410
QCS610
Qualcomm Video Collaboration VC1 Platform
Qualcomm Video Collaboration VC3 Platform
SA6145P
SA6150P
SA8145P
SA8150P
SA8155P
SA8195P
SA8295P
SD865 5G
Snapdragon 8 Gen 1 Mobile Platform
Snapdragon 865 5G Mobile Platform
Snapdragon 865+ 5G Mobile Platform (SM8250-AB)
Snapdragon 870 5G Mobile Platform (SM8250-AC)
Snapdragon W5+ Gen 1 Wearable Platform
Snapdragon X55 5G Modem-RF System
Snapdragon XR2 5G Platform
SW5100
SW5100P
WCD9341
WCD9370
WCD9380
WCN3660B
WCN3680B
WCN3950
WCN3980
WCN3988
WSA8810
WSA8815
WSA8830
WSA8835
QCA6574AU
SA6155P
SXR2130

The vulnerability allows a local application to execute arbitrary code.

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

Install security update from vendor's website.

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