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Status published
High
CVE-2025-21452
Reachable Assertion in Modem
Vulnerability Description
Transient DOS while processing a random-access response (RAR) with an invalid PDU length on LTE network.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
References
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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, FSM10055, QCA6174A, QCA6391, QCA6421, QCA6426, QCA6431, QCA6436, QCA6574A, QCA6574AU, QCA6595AU, QCA6696, QCA6698AQ, QCA8337, QCM5430, QCM6490, QCS5430, QCS6490, QEP8111, Qualcomm Video Collaboration VC3 Platform, SD855, SD865 5G, SDX55, SDX57M, SM6370, SM6650, SM7250P, SM7325P, SM7635, 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 855 Mobile Platform, Snapdragon 855+/860 Mobile Platform (SM8150-AC), 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 X35 5G Modem-RF System, Snapdragon X55 5G Modem-RF System, Snapdragon XR2 5G Platform, SXR2130, WCD9340, WCD9341, WCD9360, WCD9370, WCD9375, WCD9378, WCD9380, WCD9385, WCD9395, WCN3988, WCN6450, WCN6650, WCN6740, WCN6755, WCN7861, WCN7881, WSA8810, WSA8815, WSA8830, WSA8832, WSA8835
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