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Snapdragon Auto 4g Modem Firmware CVE-2025-21430

HIGH
Buffer Over-read (CWE-126)
2025-04-07 product-security@qualcomm.com
Snapdragon Auto 4g Modem Firmware Snapdragon X35 5g Modem Rf System Firmware Snapdragon 8 Gen 2 Mobile Platform Firmware Smart Audio 400 Platform Firmware Sd865 5g Firmware Video Collaboration Vc5 Platform Firmware Sdx61 Firmware Sg8275p Firmware Qcn9074 Firmware Wcd9326 Firmware Snapdragon X55 5g Modem Rf System Firmware Snapdragon 460 Mobile Platform Firmware Sm7250p Firmware Sa8295p Firmware Qca6564 Firmware Flight Rb5 5g Platform Firmware Wcn3620 Firmware Qca6564a Firmware Snapdragon 8 Gen 3 Mobile Platform Firmware Video Collaboration Vc1 Platform Firmware Snapdragon 662 Mobile Platform Firmware Mdm9628 Firmware Qcn9274 Firmware Snapdragon Xr2 5g Platform Firmware Snapdragon Auto 5g Modem Rf Firmware Qcm8550 Firmware Robotics Rb5 Platform Firmware Snapdragon 429 Mobile Platform Firmware Qcs8250 Firmware Qcs6125 Firmware Snapdragon 690 5g Mobile Platform Firmware Snapdragon X75 5g Modem Rf System Firmware Sd855 Firmware Csrb31024 Firmware Wcn3660b Firmware Snapdragon Xr1 Platform Firmware Qca9377 Firmware Snapdragon Ar2 Gen 1 Platform Firmware Sdm429w Firmware Snapdragon X72 5g Modem Rf System Firmware Qcs610 Firmware Sd660 Firmware Snapdragon 8 Gen 1 Mobile Platform Firmware Sxr1120 Firmware Qcn6024 Firmware Snapdragon 680 4g Mobile Platform Firmware Qca9367 Firmware Wcn3680b Firmware Sa6155 Firmware Sdx55 Firmware Snapdragon 865 5g Mobile Platform Firmware Sa8155 Firmware Snapdragon 720g Mobile Platform Firmware Qcn9024 Firmware Snapdragon 660 Mobile Platform Firmware Snapdragon X65 5g Modem Rf System Firmware Snapdragon Ar1 Gen 1 Platform Firmware Video Collaboration Vc3 Platform Firmware Sa2150p Firmware Wcd9360 Firmware Snapdragon 855 Mobile Platform Firmware Snapdragon 730G Mobile Platform Sm7150 Ab Firmware Qca6320 Firmware Snapdragon W5 Gen 1 Wearable Platform Firmware Qca6426 Firmware Mdm9640 Firmware Snapdragon 845 Mobile Platform Firmware Snapdragon 820 Automotive Platform Firmware Snapdragon 732G Mobile Platform Sm7150 Ac Firmware Snapdragon 730 Mobile Platform Sm7150 Aa Firmware Snapdragon X5 Lte Modem Firmware Wcn3610 Firmware Snapdragon X50 5g Modem Rf System Firmware Snapdragon 835 Mobile Pc Platform Firmware Qca6310 Firmware Sm6250 Firmware Snapdragon 765G 5G Mobile Platform Sm7250 Ab Firmware Qca6787aq Firmware Qualcomm 205 Mobile Platform Firmware Apq8064au Firmware Snapdragon 765 5G Mobile Platform Sm7250 Aa Firmware Qca6175A Firmware Qcm4290 Firmware Sd730 Firmware Snapdragon Ar1 Gen 1 Platform Luna1 Firmware Qcc2076 Firmware Snapdragon 685 4G Mobile Platform Sm6225 Ad Firmware Snapdragon 768G 5G Mobile Platform Sm7250 Ac Firmware Snapdragon 212 Mobile Platform Firmware Snapdragon X62 5g Modem Rf System Firmware Snapdragon 750g 5g Mobile Platform Firmware Sa8530p Firmware Sd835 Firmware Snapdragon 678 Mobile Platform Sm6150 Ac Firmware Qcc2073 Firmware Sm4125 Firmware Qcs8300 Firmware Snapdragon 870 5G Mobile Platform Sm8250 Ac Firmware Sxr2130 Firmware Apq8017 Firmware Snapdragon 675 Mobile Platform Firmware Qcs4290 Firmware Snapdragon 865 5G Mobile Platform Sm8250 Ab Firmware Robotics Rb3 Platform Firmware Snapdragon 210 Processor Firmware Qca6335 Firmware Qca6777aq Firmware Snapdragon 855 860 Mobile Platform Sm8150 Ac Firmware Wcd9378 Firmware Sa6145p Firmware 315 5g Iot Modem Firmware Qca6436 Firmware Msm8996au Firmware Snapdragon Xr2 Gen 1 Platform Firmware Sa8775p Firmware Wcn3910 Firmware Qcn6274 Firmware Qcs7230 Firmware Wcd9390 Firmware Sa6150p Firmware Ar8035 Firmware Srv1l Firmware Sa8155p Firmware Qca6391 Firmware Csra6640 Firmware Qfw7114 Firmware Wsa8815 Firmware Sw5100p Firmware Qca6595au Firmware Qca6584au Firmware Qcs5430 Firmware Qcc710 Firmware Qca6698aq Firmware Qca8081 Firmware Sa6155p Firmware Qam8295p Firmware Qcm2290 Firmware Qca6564au Firmware Qca6696 Firmware Qam8650p Firmware Wsa8810 Firmware Sxr2250p Firmware Wsa8830 Firmware Wcn3988 Firmware Sa8540p Firmware Qcm5430 Firmware Qam8620p Firmware Qca6574 Firmware Qam8775p Firmware Qcn9011 Firmware Qcn9012 Firmware Wcn3980 Firmware Sa8145p Firmware Qca6797aq Firmware Sa8195p Firmware Wsa8845h Firmware Qcs6490 Firmware Qca6595 Firmware Qam8255p Firmware Sa8650p Firmware Qfw7124 Firmware Qcm6125 Firmware Wcd9370 Firmware Wcd9335 Firmware Aqt1000 Firmware Fastconnect 7800 Firmware Fastconnect 6900 Firmware Sa8620p Firmware Wsa8845 Firmware Qcs615 Firmware Sa4150p Firmware Fastconnect 6800 Firmware Qca6574au Firmware Wsa8835 Firmware Qca6678aq Firmware Qcs9100 Firmware Sm4635 Firmware Sxr2230p Firmware Wcd9375 Firmware Sa8770p Firmware Qcn6224 Firmware Sd 8 Gen1 5g Firmware Qcs410 Firmware Qca8337 Firmware Wsa8840 Firmware Wcd9340 Firmware Wcn3950 Firmware Wcd9385 Firmware Snapdragon Auto 5g Modem Rf Gen 2 Firmware Qep8111 Firmware Wcd9395 Firmware Sm8550p Firmware Qrb5165m Firmware Sa8150p Firmware Srv1h Firmware Qca6174a Firmware Qca6688aq Firmware Wcn3990 Firmware Sa7775p Firmware Sw5100 Firmware Sa9000p Firmware Qamsrv1h Firmware Wcd9341 Firmware Csra6620 Firmware Sg4150p Firmware Qcs2290 Firmware Qrb5165n Firmware Fastconnect 6200 Firmware Ar8031 Firmware Srv1m Firmware Fastconnect 6700 Firmware Sa7255p Firmware Sa4155p Firmware Qamsrv1m Firmware Sa8255p Firmware Qcm6490 Firmware Qcs8550 Firmware Wsa8832 Firmware Wcd9380 Firmware Qca6420 Firmware Qca6554a Firmware Qca6574a Firmware Qca6430 Firmware Buffer Overflow
7.5
CVSS 3.1
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CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High

Lifecycle Timeline

2
Analysis Generated
Mar 28, 2026 - 18:35 vuln.today
CVE Published
Apr 07, 2025 - 11:15 nvd
HIGH 7.5

DescriptionNVD

Transient DOS while connecting STA to AP and initiating ADD TS request from AP to establish TSpec session.

AnalysisAI

Transient DOS while connecting STA to AP and initiating ADD TS request from AP to establish TSpec session. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified under CWE-126. Transient DOS while connecting STA to AP and initiating ADD TS request from AP to establish TSpec session. Affected products include: Qualcomm 315 5G Iot Modem Firmware, Qualcomm Apq8017 Firmware, Qualcomm Apq8064Au Firmware, Qualcomm Aqt1000 Firmware, Qualcomm Ar8031 Firmware.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.

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CVE-2025-21430 vulnerability details – vuln.today

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