What is the severity of CVE-2021-35071?

The severity of CVE-2021-35071 is considered critical as it can lead to Denial of Service.

How do I fix CVE-2021-35071?

To fix CVE-2021-35071, it is recommended to apply the firmware updates from Qualcomm that address the vulnerability.

Which devices are impacted by CVE-2021-35071?

CVE-2021-35071 affects various Qualcomm chipsets, including those in Snapdragon Auto, Snapdragon Mobile, and similar product lines.

What type of vulnerability is CVE-2021-35071?

CVE-2021-35071 is classified as a buffer over read vulnerability due to insufficient size validation.

Can CVE-2021-35071 be exploited remotely?

Yes, CVE-2021-35071 can potentially be exploited remotely, leading to denial of service attacks.

Vulnerability/
CVE-2021-35071

medium

5.5

CWE

125

14/6/2022

4/8/2024

CVE-2021-35071

First published: Tue Jun 14 2022(Updated: )

Possible buffer over read due to lack of size validation while copying data from DBR buffer to RX buffer and can lead to Denial of Service in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Wearables, Snapdragon Wired Infrastructure and Networking

Credit: product-security@qualcomm.com

Affected Software	Affected Version	How to fix
Qualcomm aqt1000 firmware
Qualcomm aqt1000
Qualcomm ar8035 firmware
Qualcomm ar8035
qualcomm ar9380 Firmware
qualcomm ar9380
qualcomm csr8811 Firmware
qualcomm csr8811
Qualcomm csrb31024 firmware
Qualcomm csrb31024
Qualcomm fsm10055 firmware
Qualcomm fsm10055
Qualcomm fsm10056 firmware
Qualcomm fsm10056
qualcomm ipq4018 firmware
qualcomm ipq4018
Qualcomm IPQ4019
Qualcomm IPQ4019 Firmware
qualcomm ipq4028 firmware
qualcomm ipq4028
qualcomm ipq4029 firmware
qualcomm ipq4029
qualcomm ipq5010 firmware
qualcomm ipq5010
qualcomm ipq5018 firmware
qualcomm ipq5018
qualcomm ipq5028 firmware
qualcomm ipq5028
qualcomm ipq6000 firmware
qualcomm ipq6000
qualcomm ipq6010 firmware
qualcomm ipq6010
qualcomm ipq6018 firmware
qualcomm ipq6018
qualcomm ipq6028 firmware
qualcomm ipq6028
Qualcomm IPQ8064
qualcomm IPQ8064 firmware
qualcomm ipq8065 firmware
qualcomm ipq8065
qualcomm ipq8068 firmware
qualcomm ipq8068
qualcomm ipq8070 firmware
Qualcomm Ipq8070
qualcomm ipq8070a firmware
qualcomm ipq8070a
qualcomm ipq8071 firmware
qualcomm ipq8071
qualcomm ipq8071a firmware
qualcomm ipq8071a
qualcomm ipq8072 firmware
qualcomm ipq8072
qualcomm ipq8072a firmware
qualcomm ipq8072a
qualcomm ipq8074 firmware
qualcomm IPQ8074
qualcomm ipq8074a firmware
qualcomm ipq8074a
qualcomm ipq8076 firmware
qualcomm ipq8076
qualcomm ipq8076a firmware
qualcomm ipq8076a
qualcomm ipq8078 firmware
qualcomm ipq8078
qualcomm ipq8078a firmware
qualcomm ipq8078a
qualcomm ipq8173 firmware
qualcomm ipq8173
qualcomm ipq8174 firmware
qualcomm ipq8174
qualcomm pmp8074 firmware
qualcomm pmp8074
qualcomm qam8295p firmware
qualcomm qam8295p
qualcomm qca4024 firmware
qualcomm qca4024
qualcomm qca6175a firmware
qualcomm qca6175a
Qualcomm qca6390 firmware
Qualcomm qca6390
qualcomm qca6391 firmware
qualcomm qca6391
qualcomm qca6426 firmware
qualcomm qca6426
qualcomm qca6428 firmware
qualcomm qca6428
qualcomm qca6436 firmware
qualcomm qca6436
qualcomm qca6438 firmware
qualcomm qca6438
qualcomm qca6554a firmware
qualcomm qca6554a
qualcomm qca6564au firmware
qualcomm qca6564au
qualcomm qca6574 firmware
qualcomm qca6574
qualcomm qca6574a firmware
qualcomm qca6574a
qualcomm qca6574au firmware
qualcomm qca6574au
qualcomm QCA6584AU firmware
qualcomm QCA6584AU
qualcomm qca6595 firmware
qualcomm qca6595
qualcomm qca6595au firmware
qualcomm qca6595au
qualcomm qca6696 firmware
qualcomm qca6696
qualcomm qca7500 firmware
qualcomm qca7500
qualcomm qca8072 firmware
qualcomm qca8072
qualcomm qca8075 firmware
qualcomm qca8075
qualcomm QCA8081 firmware
qualcomm QCA8081
qualcomm qca8337 firmware
qualcomm qca8337
qualcomm qca9880 firmware
qualcomm qca9880
qualcomm QCA9886 firmware
qualcomm QCA9886
qualcomm qca9888 firmware
qualcomm qca9888
qualcomm qca9889 firmware
qualcomm qca9889
qualcomm qca9898 firmware
qualcomm qca9898
qualcomm qca9980 firmware
qualcomm qca9980
qualcomm qca9984 firmware
qualcomm qca9984
qualcomm qca9985 firmware
qualcomm qca9985
qualcomm qca9990 firmware
qualcomm qca9990
qualcomm qca9992 firmware
qualcomm qca9992
qualcomm qca9994 firmware
qualcomm qca9994
Qualcomm qcm2290 firmware
Qualcomm qcm2290
Qualcomm qcm4290 firmware
Qualcomm qcm4290
Qualcomm qcm6125 firmware
Qualcomm qcm6125
Qualcomm qcm6490 firmware
Qualcomm qcm6490
qualcomm qcn5021 firmware
qualcomm qcn5021
qualcomm qcn5022 firmware
qualcomm qcn5022
qualcomm qcn5024 firmware
qualcomm qcn5024
qualcomm qcn5052 firmware
qualcomm qcn5052
qualcomm qcn5054 firmware
qualcomm qcn5054
qualcomm qcn5064 Firmware
qualcomm qcn5064
qualcomm qcn5122 firmware
qualcomm qcn5122
qualcomm qcn5124 firmware
qualcomm qcn5124
qualcomm qcn5152 firmware
qualcomm qcn5152
qualcomm qcn5154 firmware
qualcomm qcn5154
qualcomm qcn5164 firmware
qualcomm qcn5164
qualcomm qcn5550 Firmware
qualcomm qcn5550
qualcomm qcn6023 firmware
qualcomm qcn6023
qualcomm qcn6024 firmware
qualcomm qcn6024
qualcomm qcn6100 Firmware
Qualcomm qcn6100
qualcomm qcn6102 Firmware
Qualcomm qcn6102
qualcomm qcn6112 firmware
qualcomm qcn6112
qualcomm qcn6122 firmware
qualcomm qcn6122
qualcomm qcn6132 firmware
qualcomm qcn6132
qualcomm qcn9000 firmware
qualcomm qcn9000
qualcomm qcn9011 firmware
qualcomm qcn9011
qualcomm qcn9012 firmware
qualcomm qcn9012
qualcomm qcn9022 firmware
qualcomm qcn9022
qualcomm qcn9024 firmware
qualcomm qcn9024
qualcomm qcn9070 firmware
qualcomm qcn9070
qualcomm qcn9072 firmware
qualcomm qcn9072
qualcomm qcn9074 firmware
qualcomm qcn9074
qualcomm qcn9100 firmware
qualcomm qcn9100
Qualcomm qcs2290 firmware
Qualcomm qcs2290
Qualcomm qcs4290 firmware
Qualcomm qcs4290
qualcomm qcs610 firmware
qualcomm qcs610
Qualcomm qcs6125 firmware
Qualcomm qcs6125
Qualcomm qcs6490 firmware
Qualcomm qcs6490
qualcomm qcx315 firmware
qualcomm qcx315
qualcomm qrb5165 firmware
qualcomm qrb5165
qualcomm qrb5165m firmware
qualcomm qrb5165m
qualcomm qrb5165n firmware
qualcomm qrb5165n
qualcomm sa4150p Firmware
qualcomm sa4150p
qualcomm sa4155p Firmware
qualcomm sa4155p
Qualcomm sa415m firmware
Qualcomm sa415m
Qualcomm sa515m firmware
Qualcomm sa515m
Qualcomm sa6145p firmware
Qualcomm sa6145p
Qualcomm sa6150p firmware
Qualcomm sa6150p
Qualcomm sa6155 firmware
Qualcomm sa6155
Qualcomm Sa6155p Firmware
qualcomm SA6155P
qualcomm sa8145p firmware
qualcomm sa8145p
Qualcomm sa8150p firmware
Qualcomm sa8150p
Qualcomm sa8155 firmware
Qualcomm sa8155
Qualcomm sa8155p firmware
Qualcomm sa8155p
Qualcomm sa8195p firmware
Qualcomm sa8195p
qualcomm sa8295p firmware
qualcomm sa8295p
qualcomm sd 8 gen1 5g firmware
qualcomm sm8475
Qualcomm sd460 firmware
Qualcomm sd460
Qualcomm SD 480 Firmware
Qualcomm Snapdragon 480
Qualcomm sd662 firmware
Qualcomm sd662
Qualcomm sd765 firmware
Qualcomm sd765
Qualcomm sd765g firmware
Qualcomm sd765g
Qualcomm sd768g firmware
Qualcomm sd768g
qualcomm sd778g firmware
qualcomm sd778g
qualcomm sd780g firmware
qualcomm sd780g
qualcomm sd855 firmware
qualcomm sd855
qualcomm sd865 5g firmware
qualcomm sd865 5g
Qualcomm sd870 firmware
Qualcomm sd870
qualcomm sd888 5g firmware
qualcomm sd888 5g
Qualcomm sdx55 firmware
Qualcomm sdx55
Qualcomm sdx55m firmware
Qualcomm sdx55m
qualcomm sdx65 firmware
qualcomm sdx65
Qualcomm sdxr1 firmware
qualcomm sdxr1
qualcomm sdxr2 5g firmware
qualcomm sdxr2 5g
qualcomm sm6375 firmware
qualcomm sm6375
qualcomm sm7250p firmware
qualcomm sm7250p
qualcomm sm7325p firmware
qualcomm sm7325p
qualcomm sw5100 firmware
qualcomm sw5100
qualcomm sw5100p firmware
qualcomm sw5100p
Qualcomm wcd9326 firmware
Qualcomm wcd9326
qualcomm wcd9341 firmware
qualcomm wcd9341
Qualcomm wcd9360 firmware
Qualcomm wcd9360
Qualcomm wcd9370 firmware
Qualcomm wcd9370
Qualcomm wcd9375 firmware
Qualcomm wcd9375
qualcomm wcd9380 firmware
qualcomm wcd9380
qualcomm wcd9385 firmware
qualcomm wcd9385
Qualcomm wcn3910 firmware
Qualcomm wcn3910
Qualcomm WCN3950 Firmware
qualcomm wcn3950
qualcomm wcn3980 firmware
Qualcomm Wcn3980
qualcomm wcn3988 firmware
Qualcomm WCN3988
Qualcomm WCN3991 Firmware
Qualcomm WCN3991 Firmware
Qualcomm wcn3998 firmware
Qualcomm wcn3998
Qualcomm wcn6740 firmware
qualcomm wcn6740
qualcomm wcn6750 firmware
qualcomm wcn6750
Qualcomm WCN6850 Firmware
Qualcomm WCN6850 Firmware
Qualcomm WCN6851 Firmware
Qualcomm WCN6851 Firmware
Qualcomm wcn6855 firmware
qualcomm wcn6855
Qualcomm wcn6856 firmware
qualcomm wcn6856
qualcomm wsa8810 firmware
qualcomm wsa8810
qualcomm wsa8815 firmware
qualcomm wsa8815
qualcomm wsa8830 firmware
qualcomm wsa8830
qualcomm wsa8835 firmware
qualcomm wsa8835

Remedy

https://www.qualcomm.com/company/product-security/bulletins/april-2022-bulletin

Never miss a vulnerability like this again

Reference Links

https://www.qualcomm.com/company/product-security/bulletins/april-2022-bulletin

Frequently Asked Questions

What is the severity of CVE-2021-35071?
The severity of CVE-2021-35071 is considered critical as it can lead to Denial of Service.
How do I fix CVE-2021-35071?
To fix CVE-2021-35071, it is recommended to apply the firmware updates from Qualcomm that address the vulnerability.
Which devices are impacted by CVE-2021-35071?
CVE-2021-35071 affects various Qualcomm chipsets, including those in Snapdragon Auto, Snapdragon Mobile, and similar product lines.
What type of vulnerability is CVE-2021-35071?
CVE-2021-35071 is classified as a buffer over read vulnerability due to insufficient size validation.
Can CVE-2021-35071 be exploited remotely?
Yes, CVE-2021-35071 can potentially be exploited remotely, leading to denial of service attacks.