#VU107113 Buffer over-read in Qualcomm products - CVE-2025-21435

Cybersecurity Help s.r.o.

Published: 2025-04-07

Vulnerability identifier: #VU107113

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-2025-21435

CWE-ID: CWE-126

Exploitation vector: Network

Exploit availability: No

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 Communication. A remote attacker can perform a denial of service (DoS) attack.

Mitigation
Install security update from vendor's website.

Vulnerable software versions

AR8035: All versions

CSR8811: All versions

FastConnect 6800: All versions

FastConnect 6900: All versions

FastConnect 7800: All versions

Immersive Home 214 Platform: All versions

Immersive Home 216 Platform: All versions

Immersive Home 316 Platform: All versions

Immersive Home 318 Platform: All versions

Immersive Home 3210 Platform: All versions

Immersive Home 326 Platform: All versions

IPQ5010: All versions

IPQ5028: All versions

IPQ5300: All versions

IPQ5302: All versions

IPQ5312: All versions

IPQ5332: All versions

IPQ6000: All versions

IPQ6010: All versions

IPQ6018: All versions

IPQ6028: All versions

IPQ8070A: All versions

IPQ8071A: All versions

IPQ8072A: All versions

IPQ8074A: All versions

IPQ8076: All versions

IPQ8076A: All versions

IPQ8078: All versions

IPQ8078A: All versions

IPQ8173: All versions

IPQ8174: All versions

IPQ9008: All versions

IPQ9048: All versions

IPQ9554: All versions

IPQ9570: All versions

IPQ9574: All versions

QAM8255P: All versions

QAM8650P: All versions

QAM8775P: All versions

QCA4024: All versions

QCA6391: All versions

QCA6421: All versions

QCA6426: All versions

QCA6431: All versions

QCA6436: All versions

QCA6554A: 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

QCA8075: All versions

QCA8081: All versions

QCA8082: All versions

QCA8084: All versions

QCA8085: All versions

QCA8337: All versions

QCA8386: All versions

QCA9888: All versions

QCA9889: All versions

QCC2073: All versions

QCC2076: All versions

QCC710: All versions

QCF8000: All versions

QCF8000SFP: All versions

QCF8001: All versions

QCN5022: All versions

QCN5024: All versions

QCN5052: All versions

QCN5122: All versions

QCN5124: All versions

QCN5152: All versions

QCN5154: All versions

QCN5164: All versions

QCN6023: All versions

QCN6024: All versions

QCN6112: All versions

QCN6122: All versions

QCN6132: All versions

QCN6224: All versions

QCN6274: All versions

QCN6402: All versions

QCN6412: All versions

QCN6422: All versions

QCN6432: All versions

QCN9000: All versions

QCN9012: All versions

QCN9022: All versions

QCN9024: All versions

QCN9070: All versions

QCN9072: All versions

QCN9074: All versions

QCN9100: All versions

QCN9160: All versions

QCN9274: All versions

QFW7114: All versions

QFW7124: All versions

QMP1000: All versions

QXM8083: All versions

SA6155P: All versions

SA8155P: All versions

SA8195P: All versions

SDX55: All versions

SDX65M: All versions

SM8735: All versions

SM8750: All versions

SM8750P: All versions

Snapdragon 8 Gen 3 Mobile Platform: 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 X55 5G Modem-RF System: All versions

Snapdragon X65 5G Modem-RF System: All versions

Snapdragon X72 5G Modem-RF System: All versions

Snapdragon X75 5G Modem-RF System: All versions

SW5100: All versions

SW5100P: All versions

SXR2330P: All versions

WCD9340: All versions

WCD9378: All versions

WCD9380: All versions

WCD9385: All versions

WCD9390: All versions

WCD9395: All versions

WCN3980: All versions

WCN3988: All versions

WCN6450: All versions

WCN6755: All versions

WCN7750: All versions

WCN7860: All versions

WCN7861: All versions

WCN7880: All versions

WCN7881: 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

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

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.

Latest bulletins with this vulnerability

Multiple vulnerabilities in Google Android

Multiple vulnerabilities in Qualcomm chipsets