#VU107110 Buffer over-read in Qualcomm products - CVE-2025-21429

Vulnerability identifier: #VU107110

Vulnerability risk: Medium

CVSSv4.0: 6.6 [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-2025-21429

CWE-ID: CWE-126

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
9206 LTE Modem
Mobile applications / Mobile firmware & hardware
APQ8064AU
Mobile applications / Mobile firmware & hardware
AQT1000
Mobile applications / Mobile firmware & hardware
AR8035
Mobile applications / Mobile firmware & hardware
C-V2X 9150
Mobile applications / Mobile firmware & hardware
CSRA6620
Mobile applications / Mobile firmware & hardware
CSRA6640
Mobile applications / Mobile firmware & hardware
CSRB31024
Mobile applications / Mobile firmware & hardware
FastConnect 6200
Mobile applications / Mobile firmware & hardware
FastConnect 6700
Mobile applications / Mobile firmware & hardware
FastConnect 6800
Mobile applications / Mobile firmware & hardware
FastConnect 6900
Mobile applications / Mobile firmware & hardware
FastConnect 7800
Mobile applications / Mobile firmware & hardware
MDM9250
Mobile applications / Mobile firmware & hardware
MDM9628
Mobile applications / Mobile firmware & hardware
QAM8255P
Mobile applications / Mobile firmware & hardware
QAM8650P
Mobile applications / Mobile firmware & hardware
QAM8775P
Mobile applications / Mobile firmware & hardware
QCA6175A
Mobile applications / Mobile firmware & hardware
QCA6391
Mobile applications / Mobile firmware & hardware
QCA6420
Mobile applications / Mobile firmware & hardware
QCA6421
Mobile applications / Mobile firmware & hardware
QCA6426
Mobile applications / Mobile firmware & hardware
QCA6430
Mobile applications / Mobile firmware & hardware
QCA6431
Mobile applications / Mobile firmware & hardware
QCA6436
Mobile applications / Mobile firmware & hardware
QCA6554A
Mobile applications / Mobile firmware & hardware
QCA6564
Mobile applications / Mobile firmware & hardware
QCA6564A
Mobile applications / Mobile firmware & hardware
QCA6564AU
Mobile applications / Mobile firmware & hardware
QCA6574
Mobile applications / Mobile firmware & hardware
QCA6574A
Mobile applications / Mobile firmware & hardware
QCA6584AU
Mobile applications / Mobile firmware & hardware
QCA6595
Mobile applications / Mobile firmware & hardware
QCA6595AU
Mobile applications / Mobile firmware & hardware
QCA6678AQ
Mobile applications / Mobile firmware & hardware
QCA6696
Mobile applications / Mobile firmware & hardware
QCA6698AQ
Mobile applications / Mobile firmware & hardware
QCA6777AQ
Mobile applications / Mobile firmware & hardware
QCA6787AQ
Mobile applications / Mobile firmware & hardware
QCA6797AQ
Mobile applications / Mobile firmware & hardware
QCA8081
Mobile applications / Mobile firmware & hardware
QCA8337
Mobile applications / Mobile firmware & hardware
QCA9367
Mobile applications / Mobile firmware & hardware
QCC2073
Mobile applications / Mobile firmware & hardware
QCC2076
Mobile applications / Mobile firmware & hardware
QCM2290
Mobile applications / Mobile firmware & hardware
QCM4290
Mobile applications / Mobile firmware & hardware
QCM5430
Mobile applications / Mobile firmware & hardware
QCM6125
Mobile applications / Mobile firmware & hardware
QCM6490
Mobile applications / Mobile firmware & hardware
QCN6024
Mobile applications / Mobile firmware & hardware
QCN9024
Mobile applications / Mobile firmware & hardware
QCN9074
Mobile applications / Mobile firmware & hardware
QCS2290
Mobile applications / Mobile firmware & hardware
QCS410
Mobile applications / Mobile firmware & hardware
QCS4290
Mobile applications / Mobile firmware & hardware
QCS5430
Mobile applications / Mobile firmware & hardware
QCS610
Mobile applications / Mobile firmware & hardware
QCS6125
Mobile applications / Mobile firmware & hardware
QCS6490
Mobile applications / Mobile firmware & hardware
Qualcomm 205 Mobile Platform
Mobile applications / Mobile firmware & hardware
Qualcomm® Video Collaboration VC1 Platform
Mobile applications / Mobile firmware & hardware
Qualcomm® Video Collaboration VC3 Platform
Mobile applications / Mobile firmware & hardware
SA2150P
Mobile applications / Mobile firmware & hardware
SA4150P
Mobile applications / Mobile firmware & hardware
SA4155P
Mobile applications / Mobile firmware & hardware
SA6145P
Mobile applications / Mobile firmware & hardware
SA6150P
Mobile applications / Mobile firmware & hardware
SA6155
Mobile applications / Mobile firmware & hardware
SA8145P
Mobile applications / Mobile firmware & hardware
SA8150P
Mobile applications / Mobile firmware & hardware
SA8155
Mobile applications / Mobile firmware & hardware
SA8155P
Mobile applications / Mobile firmware & hardware
SA8195P
Mobile applications / Mobile firmware & hardware
SA8530P
Mobile applications / Mobile firmware & hardware
SD626
Mobile applications / Mobile firmware & hardware
SD660
Mobile applications / Mobile firmware & hardware
SD865 5G
Mobile applications / Mobile firmware & hardware
SDX61
Mobile applications / Mobile firmware & hardware
SM4125
Mobile applications / Mobile firmware & hardware
SM6250
Mobile applications / Mobile firmware & hardware
SM6370
Mobile applications / Mobile firmware & hardware
Smart Audio 200 Platform
Mobile applications / Mobile firmware & hardware
Smart Audio 400 Platform
Mobile applications / Mobile firmware & hardware
Smart Display 200 Platform (APQ5053-AA)
Mobile applications / Mobile firmware & hardware
Snapdragon 1200 Wearable Platform
Mobile applications / Mobile firmware & hardware
Snapdragon 210 Processor
Mobile applications / Mobile firmware & hardware
Snapdragon 212 Mobile Platform
Mobile applications / Mobile firmware & hardware
Snapdragon 4 Gen 1 Mobile Platform
Mobile applications / Mobile firmware & hardware
Snapdragon 429 Mobile Platform
Mobile applications / Mobile firmware & hardware
Snapdragon 460 Mobile Platform
Mobile applications / Mobile firmware & hardware
Snapdragon 480 5G Mobile Platform
Mobile applications / Mobile firmware & hardware
Snapdragon 480+ 5G Mobile Platform (SM4350-AC)
Mobile applications / Mobile firmware & hardware
Snapdragon 625 Mobile Platform
Mobile applications / Mobile firmware & hardware
Snapdragon 626 Mobile Platform
Mobile applications / Mobile firmware & hardware
Snapdragon 660 Mobile Platform
Mobile applications / Mobile firmware & hardware
Snapdragon 662 Mobile Platform
Mobile applications / Mobile firmware & hardware
Snapdragon 670 Mobile Platform
Mobile applications / Mobile firmware & hardware
Snapdragon 675 Mobile Platform
Mobile applications / Mobile firmware & hardware
Snapdragon 678 Mobile Platform (SM6150-AC)
Mobile applications / Mobile firmware & hardware
Snapdragon 680 4G Mobile Platform
Mobile applications / Mobile firmware & hardware
Snapdragon 685 4G Mobile Platform (SM6225-AD)
Mobile applications / Mobile firmware & hardware
Snapdragon 695 5G Mobile Platform
Mobile applications / Mobile firmware & hardware
Snapdragon 710 Mobile Platform
Mobile applications / Mobile firmware & hardware
Snapdragon 720G Mobile Platform
Mobile applications / Mobile firmware & hardware
Snapdragon 730 Mobile Platform (SM7150-AA)
Mobile applications / Mobile firmware & hardware
Snapdragon 730G Mobile Platform (SM7150-AB)
Mobile applications / Mobile firmware & hardware
Snapdragon 732G Mobile Platform (SM7150-AC)
Mobile applications / Mobile firmware & hardware
Snapdragon 8 Gen 3 Mobile Platform
Mobile applications / Mobile firmware & hardware
Snapdragon 8+ Gen 1 Mobile Platform
Mobile applications / Mobile firmware & hardware
Snapdragon 820 Automotive Platform
Mobile applications / Mobile firmware & hardware
Snapdragon 855 Mobile Platform
Mobile applications / Mobile firmware & hardware
Snapdragon 855+/860 Mobile Platform (SM8150-AC)
Mobile applications / Mobile firmware & hardware
Snapdragon 865 5G Mobile Platform
Mobile applications / Mobile firmware & hardware
Snapdragon 865+ 5G Mobile Platform (SM8250-AB)
Mobile applications / Mobile firmware & hardware
Snapdragon 870 5G Mobile Platform (SM8250-AC)
Mobile applications / Mobile firmware & hardware
Snapdragon Auto 5G Modem-RF
Mobile applications / Mobile firmware & hardware
Snapdragon Auto 5G Modem-RF Gen 2
Mobile applications / Mobile firmware & hardware
Snapdragon W5+ Gen 1 Wearable Platform
Mobile applications / Mobile firmware & hardware
Snapdragon X24 LTE Modem
Mobile applications / Mobile firmware & hardware
Snapdragon X5 LTE Modem
Mobile applications / Mobile firmware & hardware
Snapdragon X50 5G Modem-RF System
Mobile applications / Mobile firmware & hardware
Snapdragon X55 5G Modem-RF System
Mobile applications / Mobile firmware & hardware
Snapdragon X62 5G Modem-RF System
Mobile applications / Mobile firmware & hardware
Snapdragon X65 5G Modem-RF System
Mobile applications / Mobile firmware & hardware
Snapdragon XR1 Platform
Mobile applications / Mobile firmware & hardware
Snapdragon XR2 5G Platform
Mobile applications / Mobile firmware & hardware
Snapdragon XR2+ Gen 1 Platform
Mobile applications / Mobile firmware & hardware
Snapdragon Auto 4G Modem
Mobile applications / Mobile firmware & hardware
SW5100
Mobile applications / Mobile firmware & hardware
SW5100P
Mobile applications / Mobile firmware & hardware
SXR1120
Mobile applications / Mobile firmware & hardware
SXR2230P
Mobile applications / Mobile firmware & hardware
SXR2250P
Mobile applications / Mobile firmware & hardware
Vision Intelligence 100 Platform (APQ8053-AA)
Mobile applications / Mobile firmware & hardware
Vision Intelligence 200 Platform (APQ8053-AC)
Mobile applications / Mobile firmware & hardware
WCD9326
Mobile applications / Mobile firmware & hardware
WCD9330
Mobile applications / Mobile firmware & hardware
WCD9335
Mobile applications / Mobile firmware & hardware
WCD9341
Mobile applications / Mobile firmware & hardware
WCD9360
Mobile applications / Mobile firmware & hardware
WCD9370
Mobile applications / Mobile firmware & hardware
WCD9375
Mobile applications / Mobile firmware & hardware
WCD9380
Mobile applications / Mobile firmware & hardware
WCD9385
Mobile applications / Mobile firmware & hardware
WCD9390
Mobile applications / Mobile firmware & hardware
WCD9395
Mobile applications / Mobile firmware & hardware
WCN3610
Mobile applications / Mobile firmware & hardware
WCN3615
Mobile applications / Mobile firmware & hardware
WCN3620
Mobile applications / Mobile firmware & hardware
WCN3660B
Mobile applications / Mobile firmware & hardware
WCN3680B
Mobile applications / Mobile firmware & hardware
WCN3910
Mobile applications / Mobile firmware & hardware
WCN3950
Mobile applications / Mobile firmware & hardware
WCN3980
Mobile applications / Mobile firmware & hardware
WCN3988
Mobile applications / Mobile firmware & hardware
WCN3990
Mobile applications / Mobile firmware & hardware
WSA8810
Mobile applications / Mobile firmware & hardware
WSA8815
Mobile applications / Mobile firmware & hardware
WSA8830
Mobile applications / Mobile firmware & hardware
WSA8835
Mobile applications / Mobile firmware & hardware
WSA8840
Mobile applications / Mobile firmware & hardware
WSA8845
Mobile applications / Mobile firmware & hardware
WSA8845H
Mobile applications / Mobile firmware & hardware
APQ8017
Hardware solutions / Firmware
MDM9640
Hardware solutions / Firmware
MDM9650
Hardware solutions / Firmware
MSM8996AU
Hardware solutions / Firmware
QCA6174A
Hardware solutions / Firmware
QCA6574AU
Hardware solutions / Firmware
QCA9377
Hardware solutions / Firmware
SA6155P
Hardware solutions / Firmware
SA8540P
Hardware solutions / Firmware
SA9000P
Hardware solutions / Firmware
SD670
Hardware solutions / Firmware
SD730
Hardware solutions / Firmware
SD855
Hardware solutions / Firmware
SDM429W
Hardware solutions / Firmware
SDX55
Hardware solutions / Firmware
SXR2130
Hardware solutions / Firmware
WSA8832
Hardware solutions / Firmware

Vendor: Qualcomm

Description

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.

Mitigation
Install security update from vendor's website.

Vulnerable software versions

9206 LTE Modem: All versions

APQ8017: All versions

APQ8064AU: All versions

AQT1000: All versions

AR8035: All versions

C-V2X 9150: All versions

CSRA6620: All versions

CSRA6640: All versions

CSRB31024: All versions

FastConnect 6200: All versions

FastConnect 6700: All versions

FastConnect 6800: All versions

FastConnect 6900: All versions

FastConnect 7800: All versions

MDM9250: All versions

MDM9628: All versions

MDM9640: All versions

MDM9650: All versions

MSM8996AU: All versions

QAM8255P: All versions

QAM8650P: All versions

QAM8775P: All versions

QCA6174A: All versions

QCA6175A: All versions

QCA6391: All versions

QCA6420: All versions

QCA6421: All versions

QCA6426: All versions

QCA6430: All versions

QCA6431: All versions

QCA6436: All versions

QCA6554A: All versions

QCA6564: All versions

QCA6564A: All versions

QCA6564AU: All versions

QCA6574: All versions

QCA6574A: All versions

QCA6574AU: All versions

QCA6584AU: All versions

QCA6595: All versions

QCA6595AU: All versions

QCA6678AQ: All versions

QCA6696: All versions

QCA6698AQ: All versions

QCA6777AQ: All versions

QCA6787AQ: All versions

QCA6797AQ: All versions

QCA8081: All versions

QCA8337: All versions

QCA9367: All versions

QCA9377: All versions

QCC2073: All versions

QCC2076: All versions

QCM2290: All versions

QCM4290: All versions

QCM5430: All versions

QCM6125: All versions

QCM6490: All versions

QCN6024: All versions

QCN9024: All versions

QCN9074: All versions

QCS2290: All versions

QCS410: All versions

QCS4290: All versions

QCS5430: All versions

QCS610: All versions

QCS6125: All versions

QCS6490: All versions

Qualcomm 205 Mobile Platform: All versions

Qualcomm® Video Collaboration VC1 Platform: All versions

Qualcomm® Video Collaboration VC3 Platform: All versions

SA2150P: All versions

SA4150P: All versions

SA4155P: All versions

SA6145P: All versions

SA6150P: All versions

SA6155: All versions

SA6155P: All versions

SA8145P: All versions

SA8150P: All versions

SA8155: All versions

SA8155P: All versions

SA8195P: All versions

SA8530P: All versions

SA8540P: All versions

SA9000P: All versions

SD626: All versions

SD660: All versions

SD670: All versions

SD730: All versions

SD855: All versions

SD865 5G: All versions

SDM429W: All versions

SDX55: All versions

SDX61: All versions

SM4125: All versions

SM6250: All versions

SM6370: All versions

Smart Audio 200 Platform: All versions

Smart Audio 400 Platform: All versions

Smart Display 200 Platform (APQ5053-AA): All versions

Snapdragon 1200 Wearable Platform: All versions

Snapdragon 210 Processor: All versions

Snapdragon 212 Mobile Platform: All versions

Snapdragon 4 Gen 1 Mobile Platform: All versions

Snapdragon 429 Mobile Platform: All versions

Snapdragon 460 Mobile Platform: All versions

Snapdragon 480 5G Mobile Platform: All versions

Snapdragon 480+ 5G Mobile Platform (SM4350-AC): All versions

Snapdragon 625 Mobile Platform: All versions

Snapdragon 626 Mobile Platform: All versions

Snapdragon 660 Mobile Platform: All versions

Snapdragon 662 Mobile Platform: All versions

Snapdragon 670 Mobile Platform: All versions

Snapdragon 675 Mobile Platform: All versions

Snapdragon 678 Mobile Platform (SM6150-AC): All versions

Snapdragon 680 4G Mobile Platform: All versions

Snapdragon 685 4G Mobile Platform (SM6225-AD): All versions

Snapdragon 695 5G Mobile Platform: All versions

Snapdragon 710 Mobile Platform: All versions

Snapdragon 720G Mobile Platform: All versions

Snapdragon 730 Mobile Platform (SM7150-AA): All versions

Snapdragon 730G Mobile Platform (SM7150-AB): All versions

Snapdragon 732G Mobile Platform (SM7150-AC): All versions

Snapdragon 8 Gen 3 Mobile Platform: All versions

Snapdragon 8+ Gen 1 Mobile Platform: All versions

Snapdragon 820 Automotive Platform: All versions

Snapdragon 855 Mobile Platform: All versions

Snapdragon 855+/860 Mobile Platform (SM8150-AC): All versions

Snapdragon 865 5G Mobile Platform: All versions

Snapdragon 865+ 5G Mobile Platform (SM8250-AB): All versions

Snapdragon 870 5G Mobile Platform (SM8250-AC): All versions

Snapdragon Auto 5G Modem-RF: All versions

Snapdragon Auto 5G Modem-RF Gen 2: All versions

Snapdragon W5+ Gen 1 Wearable Platform: All versions

Snapdragon X24 LTE Modem: All versions

Snapdragon X5 LTE Modem: All versions

Snapdragon X50 5G Modem-RF System: All versions

Snapdragon X55 5G Modem-RF System: All versions

Snapdragon X62 5G Modem-RF System: All versions

Snapdragon X65 5G Modem-RF System: All versions

Snapdragon XR1 Platform: All versions

Snapdragon XR2 5G Platform: All versions

Snapdragon XR2+ Gen 1 Platform: All versions

Snapdragon Auto 4G Modem: All versions

SW5100: All versions

SW5100P: All versions

SXR1120: All versions

SXR2130: All versions

SXR2230P: All versions

SXR2250P: All versions

Vision Intelligence 100 Platform (APQ8053-AA): All versions

Vision Intelligence 200 Platform (APQ8053-AC): All versions

WCD9326: All versions

WCD9330: All versions

WCD9335: All versions

WCD9341: All versions

WCD9360: All versions

WCD9370: All versions

WCD9375: All versions

WCD9380: All versions

WCD9385: All versions

WCD9390: All versions

WCD9395: All versions

WCN3610: All versions

WCN3615: All versions

WCN3620: All versions

WCN3660B: All versions

WCN3680B: All versions

WCN3910: All versions

WCN3950: All versions

WCN3980: All versions

WCN3988: All versions

WCN3990: All versions

WSA8810: All versions

WSA8815: All versions

WSA8830: All versions

WSA8832: All versions

WSA8835: All versions

WSA8840: All versions

WSA8845: All versions

WSA8845H: All versions

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

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.