What is the severity of CVE-2021-35102?

CVE-2021-35102 has been classified with a significant severity due to potential buffer overflow risks that could lead to system exploitation.

How do I fix CVE-2021-35102?

To mitigate CVE-2021-35102, it is recommended to update affected Qualcomm firmware or device software to the latest version provided by the vendor.

What systems are affected by CVE-2021-35102?

CVE-2021-35102 affects various devices running Qualcomm firmware, particularly in Snapdragon Auto, Compute, Connectivity, and Mobile platforms.

Can CVE-2021-35102 lead to remote code execution?

Yes, CVE-2021-35102's buffer overflow vulnerability could potentially be exploited to execute arbitrary code remotely.

What should I do if I am using an affected Qualcomm device regarding CVE-2021-35102?

If using an affected Qualcomm device, ensure to check for and apply security updates promptly to protect against CVE-2021-35102.

Vulnerability/
CVE-2021-35102

high

7.8

CWE

120 119

6/6/2022

14/6/2022

26/8/2024

CVE-2021-35102: Buffer Overflow

First published: Mon Jun 06 2022(Updated: )

Possible buffer overflow due to lack of validation for the length of NAI string read from EFS in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Mobile

Credit: product-security@qualcomm.com

Affected Software	Affected Version	How to fix
Android
Qualcomm AR8035 Firmware
Qualcomm AR8035 Firmware
Qualcomm QCA6390 Firmware
Qualcomm QCA6390 Firmware
Qualcomm QCA6391 Firmware
Qualcomm QCA6391 Firmware
Qualcomm QCA6421 Firmware
Qualcomm QCA6421 Firmware
Qualcomm QCA6426 Firmware
Qualcomm QCA6426 Firmware
Qualcomm QCA6431 Firmware
Qualcomm QCA6431
Qualcomm QCA6436 Firmware
Qualcomm QCA6436 Firmware
Qualcomm QCA6574A Firmware
qualcomm qca6574a firmware
Qualcomm QCA6574 Firmware
Qualcomm QCA6574AU
Qualcomm QCA6595AU Firmware
Qualcomm QCA6595AU Firmware
Qualcomm QCA6696 Firmware
Qualcomm QCA6696 Firmware
Qualcomm QCA8081 firmware
Qualcomm QCA8081 firmware
Qualcomm QCA8337 Firmware
Qualcomm QCA8337 Firmware
Qualcomm SA515M Firmware
Qualcomm SA515M Firmware
Qualcomm SD 675 Firmware
Qualcomm Snapdragon 675
Qualcomm Snapdragon 8 Gen 1 Firmware
Qualcomm SM8475P
Qualcomm SD 480 Firmware
Qualcomm Snapdragon 480
Qualcomm SD 675 Firmware
Qualcomm Snapdragon 675
Qualcomm SD678 Firmware
Qualcomm SD678 Firmware
Qualcomm Snapdragon 690 5G Firmware
Qualcomm Snapdragon 690 5G Firmware
Qualcomm SD695 Firmware
Qualcomm Snapdragon 695
Qualcomm Snapdragon 720G Firmware
Qualcomm SD720G Firmware
Qualcomm SD 730 Firmware
Qualcomm Snapdragon 730
Qualcomm SD750G Firmware
Qualcomm Snapdragon 750G
Qualcomm SD765 Firmware
Qualcomm Snapdragon 765
Qualcomm SD765 Firmware
Qualcomm Snapdragon 765G
Qualcomm SD768 Firmware
Qualcomm SD768G Firmware
Qualcomm SD778G Firmware
Qualcomm Snapdragon 778G
Qualcomm Snapdragon 780G Firmware
Qualcomm Snapdragon 780G
Qualcomm Snapdragon 855
Qualcomm Snapdragon 855
Qualcomm Snapdragon 865 5G Firmware
Qualcomm Snapdragon 865 5G Firmware
Qualcomm SD870
Qualcomm Snapdragon 870
Qualcomm Snapdragon 888 Firmware
Qualcomm Snapdragon 888 Firmware
Qualcomm Snapdragon 888 5G Firmware
Qualcomm Snapdragon 888 5G
Qualcomm SDX55M Firmware
Qualcomm SDX55 Firmware
Qualcomm SDX55M Firmware
Qualcomm SDX55M Firmware
Qualcomm SDX65
Qualcomm SDX65M
Qualcomm SDXR2 5G Firmware
Qualcomm SDXR2 5G Firmware
Qualcomm SM6250P Firmware
Qualcomm SM6250 Firmware
Qualcomm SM6250 Firmware
Qualcomm SM6250P Firmware
Qualcomm SM7250 Firmware
Qualcomm SM7250
Qualcomm SM7315
Qualcomm SM7315 Firmware
Qualcomm SM7450 Firmware
Qualcomm SM7450 Firmware
Qualcomm SM8475P Firmware
Qualcomm SM8475P
Qualcomm SM8475P Firmware
Qualcomm WCD9341
Qualcomm WCD9341 Firmware
Qualcomm WCD9360 Firmware
Qualcomm WCD9360 Firmware
Qualcomm WCD9370 Firmware
Qualcomm WCD9370 Firmware
Qualcomm WCD9375
Qualcomm WCD9375 Firmware
Qualcomm WCD9380
Qualcomm WCD9380 Firmware
Qualcomm WCD9385
Qualcomm WCD9385 Firmware
Qualcomm WCN3950 Firmware
Qualcomm WCN3950 Firmware
Qualcomm Wcn3980
Qualcomm WCN3980
Qualcomm WCN3988 Firmware
Qualcomm WCN3988 Firmware
Qualcomm WCN3990
Qualcomm WCN3990
Qualcomm WCN3991 Firmware
Qualcomm WCN3991 Firmware
Qualcomm WCN3998 Firmware
Qualcomm wcn3998 firmware
Qualcomm WCN6740 Firmware
Qualcomm WCN6740 Firmware
Qualcomm WCN6750 Firmware
Qualcomm WCN6750 Firmware
Qualcomm WCN6850 Firmware
Qualcomm WCN6850 Firmware
Qualcomm WCN6851 Firmware
Qualcomm WCN6851 Firmware
Qualcomm WCN6855 Firmware
Qualcomm WCN6855 Firmware
Qualcomm WCN6856 Firmware
Qualcomm WCN6856 Firmware
Qualcomm WCN7851
Qualcomm WCN7851 Firmware
Qualcomm WSA8810
Qualcomm WSA8810 Firmware
Qualcomm WSA8815 Firmware
Qualcomm WSA8815 Firmware
Qualcomm WSA8830
Qualcomm WSA8830
Qualcomm WSA8832 Firmware
Qualcomm WSA8832 Firmware

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Reference Links

Frequently Asked Questions

What is the severity of CVE-2021-35102?
CVE-2021-35102 has been classified with a significant severity due to potential buffer overflow risks that could lead to system exploitation.
How do I fix CVE-2021-35102?
To mitigate CVE-2021-35102, it is recommended to update affected Qualcomm firmware or device software to the latest version provided by the vendor.
What systems are affected by CVE-2021-35102?
CVE-2021-35102 affects various devices running Qualcomm firmware, particularly in Snapdragon Auto, Compute, Connectivity, and Mobile platforms.
Can CVE-2021-35102 lead to remote code execution?
Yes, CVE-2021-35102's buffer overflow vulnerability could potentially be exploited to execute arbitrary code remotely.
What should I do if I am using an affected Qualcomm device regarding CVE-2021-35102?
If using an affected Qualcomm device, ensure to check for and apply security updates promptly to protect against CVE-2021-35102.