Back to Database
Status published
High
CVE-2025-21477
Improper Input Validation in Modem
Vulnerability Description
Transient DOS while processing CCCH data when NW sends data with invalid length.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
THREAT MONITOR
Am I Vulnerable?
Launch our assessment wizard to check if your infrastructure is exposed to • CVE-2025-21477
Credits & Attribution
No credits recorded in the NVD database.
References
More from Qualcomm, Inc.
View All →CVE-2025-59617
Use After Free in Computer Vision
Medium
6.6
CVE-2025-59616
Use After Free in Computer Vision
Medium
6.6
CVE-2025-59615
Use After Free in Computer Vision
Medium
6.6
CVE-2025-59614
Out-of-bounds Write in Windows Compute
Medium
6.7
CVE-2025-59613
Stack-based Buffer Overflow in Windows Compute
Medium
6.7
Affected Vendor
Qualcomm, Inc.
View all reports →Affected Software
Snapdragon
Vulnerable Versions:
315 5G IoT Modem, AR8035, FastConnect 6200, FastConnect 6700, FastConnect 6800, FastConnect 6900, FastConnect 7800, QCA6391, QCA6574A, QCA6584AU, QCA6595AU, QCA6696, QCA6698AQ, QCA8081, QCA8337, QCC710, QCM5430, QCM6490, QCN6024, QCN6224, QCN6274, QCN9024, QCS5430, QCS6490, QCS8550, QFW7114, QFW7124, Qualcomm Video Collaboration VC3 Platform, SDX55, SDX57M, SG8275P, SM7250P, SM7325P, SM7675, SM7675P, SM8550P, SM8635, SM8635P, Snapdragon 4 Gen 1 Mobile Platform, Snapdragon 480 5G Mobile Platform, Snapdragon 480+ 5G Mobile Platform (SM4350-AC), Snapdragon 690 5G Mobile Platform, Snapdragon 695 5G Mobile Platform, Snapdragon 765 5G Mobile Platform (SM7250-AA), Snapdragon 765G 5G Mobile Platform (SM7250-AB), Snapdragon 768G 5G Mobile Platform (SM7250-AC), Snapdragon 778G 5G Mobile Platform, Snapdragon 778G+ 5G Mobile Platform (SM7325-AE), Snapdragon 780G 5G Mobile Platform, Snapdragon 782G Mobile Platform (SM7325-AF), Snapdragon 7c+ Gen 3 Compute, Snapdragon 8 Gen 1 Mobile Platform, Snapdragon 8 Gen 2 Mobile Platform, Snapdragon 8 Gen 3 Mobile Platform, Snapdragon 8+ Gen 1 Mobile Platform, Snapdragon 8+ Gen 2 Mobile Platform, Snapdragon 865 5G Mobile Platform, Snapdragon 865+ 5G Mobile Platform (SM8250-AB), Snapdragon 870 5G Mobile Platform (SM8250-AC), Snapdragon 888 5G Mobile Platform, Snapdragon 888+ 5G Mobile Platform (SM8350-AC), Snapdragon Auto 5G Modem-RF, Snapdragon Auto 5G Modem-RF Gen 2, Snapdragon X55 5G Modem-RF System, Snapdragon X62 5G Modem-RF System, Snapdragon X65 5G Modem-RF System, Snapdragon X70 Modem-RF System, Snapdragon X72 5G Modem-RF System, Snapdragon X75 5G Modem-RF System, WCD9340, WCD9341, WCD9360, WCD9370, WCD9375, WCD9380, WCD9385, WCD9390, WCD9395, WCN3988, WCN6740, WCN6755, WSA8810, WSA8815, WSA8830, WSA8832, WSA8835, WSA8840, WSA8845, WSA8845H
Timeline
Official Publish:
August 6th, 2025
Last Modified:
August 6th, 2025
Added to House:
July 22nd, 2026
CVSS Vectors
V3:
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H