#VU114628 Use After Free in Qualcomm products - CVE-2025-21456

Vulnerability identifier: #VU114628

Vulnerability risk: Low

CVSSv4.0: 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-2025-21456

CWE-ID: CWE-416

Exploitation vector: Local access

Exploit availability: No public exploit available

Vulnerable software:
AR8035
C-V2X 9150
FastConnect 6900
FastConnect 7800
QAM8255P
QAM8295P
QAM8650P
QAM8775P
QCA6584AU
QCA6696
QCA6698AQ
QCA6797AQ
QCA8081
QCA8337
QCC710
QCN6224
QCN6274
QCS410
QCS610
QFW7114
QFW7124
Qualcomm Video Collaboration VC1 Platform
Qualcomm Video Collaboration VC3 Platform
SA6145P
SA6150P
SA7255P
SA7775P
SA8145P
SA8150P
SA8155P
SA8195P
SA8255P
SA8295P
SA8530P
SA8650P
SA8775P
Snapdragon 888 5G Mobile Platform
Snapdragon 888+ 5G Mobile Platform (SM8350-AC)
Snapdragon Auto 5G Modem-RF Gen 2
Snapdragon W5+ Gen 1 Wearable Platform
Snapdragon X72 5G Modem-RF System
Snapdragon X75 5G Modem-RF System
SW5100
SW5100P
WCD9340
WCD9341
WCD9370
WCD9380
WCD9385
WCN3660B
WCN3680B
WCN3950
WCN3980
WCN3988
WSA8810
WSA8815
WSA8830
WSA8835
QCA6174A
QCA6574AU
SA6155P
SA8540P
SA8620P
SA9000P

Software vendor:
Qualcomm

The vulnerability allows a local application to execute arbitrary code.

The vulnerability exists due to improper input validation in NPU. 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