high
8.4
CWE
120 787
Advisory Published
Updated

CVE-2023-43540: Buffer Copy Without Checking Size of Input in Bluetooth HOST

First published: Mon Mar 04 2024(Updated: )

Memory corruption while processing the IOCTL FM HCI WRITE request.

Credit: product-security@qualcomm.com

Affected SoftwareAffected VersionHow to fix
All of
Qualcomm AQT1000 Firmware
Qualcomm AQT1000 Firmware
All of
Qualcomm FastConnect 6200
Qualcomm FastConnect 6200 Firmware
All of
Qualcomm FastConnect 6700 Firmware
Qualcomm FastConnect 6700
All of
Qualcomm FastConnect 6800 Firmware
Qualcomm FastConnect 6800 Firmware
All of
Qualcomm FastConnect 6900 Firmware
Qualcomm Fastconnect 6900 Firmware
All of
Qualcomm Fastconnect 7800 Firmware
Qualcomm Fastconnect 7800 Firmware
All of
Qualcomm QCA6391 Firmware
Qualcomm QCA6391 Firmware
All of
Qualcomm QCA6420 Firmware
Qualcomm QCA6420 Firmware
All of
Qualcomm QCA6430 firmware
Qualcomm QCA6430 firmware
All of
Qualcomm SC8380XP
qualcomm sc8380xp firmware
All of
Qualcomm SM6250P Firmware
Qualcomm SM6250 Firmware
All of
Qualcomm Snapdragon 7c Compute Firmware
Qualcomm Snapdragon Compute Firmware
All of
Qualcomm Snapdragon 7c Gen 2 Compute
Qualcomm Snapdragon 7c Gen 2 Compute Platform
All of
Qualcomm Snapdragon 7c+ Gen 3 Compute Firmware
Qualcomm Snapdragon 7c+ Gen 3 Compute
All of
Qualcomm Snapdragon 8c Compute Firmware
Qualcomm Snapdragon 8C
All of
Qualcomm Snapdragon 8cx Compute Firmware
Qualcomm Snapdragon 8cx
All of
Qualcomm Snapdragon 8cx Gen 2 5G
Qualcomm Snapdragon 8cx Gen 2 5G Compute
All of
Qualcomm Snapdragon 8cx Gen 3 Compute Firmware
qualcomm sd 8cx gen3 firmware
All of
Qualcomm WCD9340 Firmware
Qualcomm WCD9340 Firmware
All of
Qualcomm WCD9341
Qualcomm WCD9341 Firmware
All of
Qualcomm WCD9380
Qualcomm WCD9380 Firmware
All of
Qualcomm WCD9385
Qualcomm WCD9385 Firmware
All of
Qualcomm WSA8810
Qualcomm WSA8810 Firmware
All of
qualcomm wsa8815 firmware
qualcomm wsa8815 firmware
All of
Qualcomm WSA8830
Qualcomm WSA8830
All of
Qualcomm WSA8835
Qualcomm WSA8835 Firmware
All of
Qualcomm WSA8840 Firmware
Qualcomm WSA8840 Firmware
All of
Qualcomm WSA8845H
Qualcomm WSA8845 Firmware
All of
Qualcomm WSA8845H
Qualcomm WSA8845H Firmware

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Reference Links

Frequently Asked Questions

  • What is the severity of CVE-2023-43540?

    CVE-2023-43540 has a high severity due to potential memory corruption vulnerabilities.

  • How do I fix CVE-2023-43540?

    To fix CVE-2023-43540, apply the latest firmware updates provided by Qualcomm.

  • What software is affected by CVE-2023-43540?

    CVE-2023-43540 affects multiple Qualcomm firmware versions, including aqt1000, fastconnect series, and others.

  • What happens if I am vulnerable to CVE-2023-43540?

    Being vulnerable to CVE-2023-43540 can result in system crashes or exploitation by attackers.

  • Is CVE-2023-43540 being actively exploited?

    There is currently no public information indicating active exploitation of CVE-2023-43540.

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