CVE-2025-47402: Buffer Over-read in WLAN Firmware
Published Feb 2, 2026
ยทUpdated
Transient DOS when processing a received frame with an excessively large authentication information element.
Affected Software
188 affected components
All of the following
Qualcomm Sa8620p Firmware
Qualcomm Sa8620p
All of the following
Qualcomm Sa8770p Firmware
Qualcomm Sa8770p
All of the following
Qualcomm Sa9000p Firmware
Qualcomm Sa9000p
All of the following
Qualcomm Sar2130p Firmware
Qualcomm Sar2130p
All of the following
Qualcomm Sm7675 Firmware
Qualcomm Sm7675
All of the following
Qualcomm Sm7675p Firmware
Qualcomm Sm7675p
All of the following
Qualcomm Sm8635 Firmware
Qualcomm Sm8635
All of the following
Qualcomm Sm8635p Firmware
Qualcomm Sm8635p
All of the following
Qualcomm Sm8650q Firmware
Qualcomm Sm8650q
All of the following
Qualcomm Sm8750p Firmware
Qualcomm Sm8750p
All of the following
Qualcomm Snapdragon 8 Elite Firmware
Qualcomm Snapdragon 8 Elite
All of the following
Qualcomm Snapdragon 8 Gen 3 Mobile Firmware
Qualcomm Snapdragon 8 Gen 3 Mobile
All of the following
Qualcomm Snapdragon Auto 5g Modem-rf Gen 2 Firmware
Qualcomm Snapdragon Auto 5g Modem-rf Gen 2
All of the following
Qualcomm Snapdragon X72 5g Modem-rf Firmware
Qualcomm Snapdragon X72 5g Modem-rf
All of the following
Qualcomm Snapdragon X75 5g Modem-rf Firmware
Qualcomm Snapdragon X75 5g Modem-rf
All of the following
Qualcomm Srv1h Firmware
Qualcomm Srv1h
All of the following
Qualcomm Srv1m Firmware
Qualcomm Srv1m
All of the following
Qualcomm Ssg2115p Firmware
Qualcomm Ssg2115p
All of the following
Qualcomm Ssg2125p Firmware
Qualcomm Ssg2125p
All of the following
Qualcomm Sxr1230p Firmware
Qualcomm Sxr1230p
All of the following
Qualcomm Sxr2250p Firmware
Qualcomm Sxr2250p
All of the following
Qualcomm Wcd9340 Firmware
Qualcomm Wcd9340
All of the following
Qualcomm Wcd9370 Firmware
Qualcomm Wcd9370
All of the following
Qualcomm Wcd9375 Firmware
Qualcomm Wcd9375
All of the following
Qualcomm Wcd9378 Firmware
Qualcomm Wcd9378
All of the following
Qualcomm Wcd9378c Firmware
Qualcomm Wcd9378c
All of the following
Qualcomm Wcd9380 Firmware
Qualcomm Wcd9380
All of the following
Qualcomm Wcd9385 Firmware
Qualcomm Wcd9385
All of the following
Qualcomm Wcd9390 Firmware
Qualcomm Wcd9390
All of the following
Qualcomm Wcd9395 Firmware
Qualcomm Wcd9395
All of the following
Qualcomm Wcn6755 Firmware
Qualcomm Wcn6755
All of the following
Qualcomm Wcn7860 Firmware
Qualcomm Wcn7860
All of the following
Qualcomm Wcn7861 Firmware
Qualcomm Wcn7861
All of the following
Qualcomm Wcn7880 Firmware
Qualcomm Wcn7880
All of the following
Qualcomm Wcn7881 Firmware
Qualcomm Wcn7881
All of the following
Qualcomm Wsa8830 Firmware
Qualcomm Wsa8830
All of the following
Qualcomm Wsa8832 Firmware
Qualcomm Wsa8832
All of the following
Qualcomm Wsa8835 Firmware
Qualcomm Wsa8835
All of the following
Qualcomm Wsa8840 Firmware
Qualcomm Wsa8840
All of the following
Qualcomm Wsa8845 Firmware
Qualcomm Wsa8845
All of the following
Qualcomm Ar8035 Firmware
Qualcomm Ar8035
All of the following
Qualcomm Cologne Firmware
Qualcomm Cologne
All of the following
Qualcomm Fastconnect 6900 Firmware
Qualcomm Fastconnect 6900
All of the following
Qualcomm Fastconnect 7800 Firmware
Qualcomm Fastconnect 7800
All of the following
Qualcomm Fwa Gen 3 Ultra Firmware
Qualcomm Fwa Gen 3 Ultra
All of the following
Qualcomm Lemans Au Lgit Firmware
Qualcomm Lemans Au Lgit
All of the following
Qualcomm Lemansau Firmware
Qualcomm Lemansau
All of the following
Qualcomm Orne Firmware
Qualcomm Orne
All of the following
Qualcomm Palawan25 Firmware
Qualcomm Palawan25
All of the following
Qualcomm Qam8255p Firmware
Qualcomm Qam8255p
All of the following
Qualcomm Qamsrv1h Firmware
Qualcomm Qamsrv1h
All of the following
Qualcomm Qamsrv1m Firmware
Qualcomm Qamsrv1m
All of the following
Qualcomm Qca6391 Firmware
Qualcomm Qca6391
All of the following
Qualcomm Qca6554a Firmware
Qualcomm Qca6554a
All of the following
Qualcomm Qca6564au Firmware
Qualcomm Qca6564au
All of the following
Qualcomm Qca6574 Firmware
Qualcomm QCA6574
All of the following
Qualcomm Qca6574a Firmware
Qualcomm Qca6574a
All of the following
Qualcomm Qca6574au Firmware
Qualcomm QCA6574AU
All of the following
Qualcomm Qca6584au Firmware
Qualcomm QCA6584AU
All of the following
Qualcomm Qca6595 Firmware
Qualcomm Qca6595
All of the following
Qualcomm Qca6595au Firmware
Qualcomm Qca6595au
All of the following
Qualcomm Qca6678aq Firmware
Qualcomm Qca6678aq
All of the following
Qualcomm Qca6688aq Firmware
Qualcomm Qca6688aq
All of the following
Qualcomm Qca6696 Firmware
Qualcomm Qca6696
All of the following
Qualcomm Qca6698aq Firmware
Qualcomm Qca6698aq
All of the following
Qualcomm Qca6698au Firmware
Qualcomm Qca6698au
All of the following
Qualcomm Qca6777aq Firmware
Qualcomm Qca6777aq
All of the following
Qualcomm Qca6787aq Firmware
Qualcomm Qca6787aq
All of the following
Qualcomm Qca6797aq Firmware
Qualcomm Qca6797aq
All of the following
Qualcomm Qca8081 Firmware
Qualcomm QCA8081
All of the following
Qualcomm Qca8337 Firmware
Qualcomm Qca8337
All of the following
Qualcomm Qcc2073 Firmware
Qualcomm Qcc2073
All of the following
Qualcomm Qcc2076 Firmware
Qualcomm Qcc2076
All of the following
Qualcomm Qcc710 Firmware
Qualcomm Qcc710
All of the following
Qualcomm Qcn6224 Firmware
Qualcomm Qcn6224
All of the following
Qualcomm Qcn6274 Firmware
Qualcomm Qcn6274
All of the following
Qualcomm Qcn9011 Firmware
Qualcomm Qcn9011
All of the following
Qualcomm Qcn9012 Firmware
Qualcomm Qcn9012
All of the following
Qualcomm Qcs8550 Firmware
Qualcomm Qcs8550
All of the following
Qualcomm Qfw7114 Firmware
Qualcomm Qfw7114
All of the following
Qualcomm Qfw7124 Firmware
Qualcomm Qfw7124
All of the following
Qualcomm Qmp1000 Firmware
Qualcomm Qmp1000
All of the following
Qualcomm Sa7255p Firmware
Qualcomm Sa7255p
All of the following
Qualcomm Sa7775p Firmware
Qualcomm Sa7775p
All of the following
Qualcomm Sa8255p Firmware
Qualcomm Sa8255p
All of the following
Qualcomm Wsa8845h Firmware
Qualcomm Wsa8845h
All of the following
Qualcomm X2000077 Firmware
Qualcomm X2000077
All of the following
Qualcomm X2000086 Firmware
Qualcomm X2000086
All of the following
Qualcomm X2000090 Firmware
Qualcomm X2000090
All of the following
Qualcomm X2000092 Firmware
Qualcomm X2000092
All of the following
Qualcomm X2000094 Firmware
Qualcomm X2000094
All of the following
Qualcomm Xg101002 Firmware
Qualcomm Xg101002
All of the following
Qualcomm Xg101032 Firmware
Qualcomm Xg101032
All of the following
Qualcomm Xg101039 Firmware
Qualcomm Xg101039
Event History
Feb 2, 2026
CVE Published
via MITREยท03:20 PM
Data Sourced
via MITREยท03:20 PM
DescriptionSeverityWeakness
Data Sourced
via NVDยท04:16 PM
DescriptionSeverityWeaknessAffected Software
Frequently Asked Questions
1
What is the severity of CVE-2025-47402?
CVE-2025-47402 is classified as moderate due to its potential impact on device availability through transient denial of service.
2
How do I fix CVE-2025-47402?
To remediate CVE-2025-47402, update the affected Qualcomm WLAN firmware to the latest version provided by Qualcomm.
3
Which devices are affected by CVE-2025-47402?
CVE-2025-47402 affects multiple Qualcomm WLAN firmware including Sa8620p, Sa8770p, Sa9000p, and others as detailed in Qualcomm's security bulletin.
4
What type of vulnerability is CVE-2025-47402?
CVE-2025-47402 is identified as a buffer over-read vulnerability that can be exploited when processing a malformed authentication information element.
5
Can CVE-2025-47402 be exploited remotely?
Yes, CVE-2025-47402 can be exploited remotely, as it requires a maliciously crafted frame to trigger the denial of service condition.