CWE
125 126
Advisory Published
Updated

CVE-2023-21667: Buffer Over-read in Bluetooth HOST

First published: Tue Sep 05 2023(Updated: )

Transient DOS in Bluetooth HOST while passing descriptor to validate the blacklisted BT keyboard.

Credit: product-security@qualcomm.com

Affected SoftwareAffected VersionHow to fix
All of
Qualcomm QCA6390 Firmware
Qualcomm QCA6390 Firmware
All of
Qualcomm QCA6391 Firmware
Qualcomm QCA6391 Firmware
All of
Qualcomm QCA6426 Firmware
Qualcomm QCA6426 Firmware
All of
Qualcomm QCA6436 Firmware
Qualcomm QCA6436 Firmware
All of
Qualcomm QCA6574 Firmware
Qualcomm QCA6574AU
All of
Qualcomm QCA6595AU Firmware
Qualcomm QCA6595AU Firmware
All of
Qualcomm QCA6696 Firmware
Qualcomm QCA6696 Firmware
All of
Qualcomm QCC5100 Firmware
Qualcomm QCC5100 Firmware
All of
Qualcomm QCN9074 Firmware
Qualcomm QCN9074 Firmware
All of
Qualcomm QCS410 Firmware
Qualcomm QCS410 Firmware
All of
Qualcomm QCS610 Firmware
Qualcomm QCS610 Firmware
All of
Qualcomm SA6145P Firmware
Qualcomm SA6145P Firmware
All of
Qualcomm SA6150P Firmware
Qualcomm SA6150P Firmware
All of
Qualcomm SA6155
Qualcomm SA6155P
All of
Qualcomm SA8145P
Qualcomm SA8145P Firmware
All of
Qualcomm SA8150P Firmware
Qualcomm SA8150P Firmware
All of
Qualcomm SA8155
Qualcomm SA8155P Firmware
All of
Qualcomm SA8195P
Qualcomm SA8195P Firmware
All of
Qualcomm Snapdragon 8 Gen 1 Firmware
Qualcomm Snapdragon 8 Gen 1
All of
Qualcomm Snapdragon 865 5G Firmware
Qualcomm Snapdragon 865 5G Firmware
All of
Qualcomm SD870
Qualcomm Snapdragon 870
All of
Qualcomm SDX55M Firmware
Qualcomm SDX55M Firmware
All of
Qualcomm SDXR2 5G Firmware
Qualcomm SDXR2 5G Firmware
All of
Qualcomm SW5100P
Qualcomm SW5100P
All of
Qualcomm SW5100 Firmware
Qualcomm SW5100 Firmware
All of
Qualcomm WCD9341
Qualcomm WCD9341 Firmware
All of
Qualcomm WCD9370 Firmware
Qualcomm WCD9370 Firmware
All of
Qualcomm WCD9380
Qualcomm WCD9380 Firmware
All of
Qualcomm WCN3660B
Qualcomm WCN3660B Firmware
All of
Qualcomm WCN3680B Firmware
Qualcomm WCN3680B Firmware
All of
Qualcomm WCN3950 Firmware
Qualcomm WCN3950 Firmware
All of
Qualcomm Wcn3980
Qualcomm WCN3980
All of
Qualcomm WCN3988 Firmware
Qualcomm WCN3988 Firmware
All of
Qualcomm WCN6850 Firmware
Qualcomm WCN6850 Firmware
All of
Qualcomm WCN6851 Firmware
Qualcomm WCN6851 Firmware
All of
Qualcomm WCN6855 Firmware
Qualcomm WCN6855 Firmware
All of
Qualcomm WCN6856 Firmware
Qualcomm WCN6856 Firmware
All of
Qualcomm WCN7850 Firmware
Qualcomm WCN7850 Firmware
All of
Qualcomm WCN7851
Qualcomm WCN7851 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
Qualcomm QCA6390 Firmware
Qualcomm QCA6390 Firmware
Qualcomm QCA6391 Firmware
Qualcomm QCA6391 Firmware
Qualcomm QCA6426 Firmware
Qualcomm QCA6426 Firmware
Qualcomm QCA6436 Firmware
Qualcomm QCA6436 Firmware
Qualcomm QCA6574 Firmware
Qualcomm QCA6574AU
Qualcomm QCA6595AU Firmware
Qualcomm QCA6595AU Firmware
Qualcomm QCA6696 Firmware
Qualcomm QCA6696 Firmware
Qualcomm QCC5100 Firmware
Qualcomm QCC5100 Firmware
Qualcomm QCN9074 Firmware
Qualcomm QCN9074 Firmware
Qualcomm QCS410 Firmware
Qualcomm QCS410 Firmware
Qualcomm QCS610 Firmware
Qualcomm QCS610 Firmware
Qualcomm SA6145P Firmware
Qualcomm SA6145P Firmware
Qualcomm SA6150P Firmware
Qualcomm SA6150P Firmware
Qualcomm SA6155
Qualcomm SA6155P
Qualcomm SA8145P
Qualcomm SA8145P Firmware
Qualcomm SA8150P Firmware
Qualcomm SA8150P Firmware
Qualcomm SA8155
Qualcomm SA8155P Firmware
Qualcomm SA8195P
Qualcomm SA8195P Firmware
Qualcomm Snapdragon 8 Gen 1 Firmware
Qualcomm Snapdragon 8 Gen 1
Qualcomm Snapdragon 865 5G Firmware
Qualcomm Snapdragon 865 5G Firmware
Qualcomm SD870
Qualcomm Snapdragon 870
Qualcomm SDX55M Firmware
Qualcomm SDX55M Firmware
Qualcomm SDXR2 5G Firmware
Qualcomm SDXR2 5G Firmware
Qualcomm SW5100P
Qualcomm SW5100P
Qualcomm SW5100 Firmware
Qualcomm SW5100 Firmware
Qualcomm WCD9341
Qualcomm WCD9341 Firmware
Qualcomm WCD9370 Firmware
Qualcomm WCD9370 Firmware
Qualcomm WCD9380
Qualcomm WCD9380 Firmware
Qualcomm WCN3660B
Qualcomm WCN3660B Firmware
Qualcomm WCN3680B Firmware
Qualcomm WCN3680B Firmware
Qualcomm WCN3950 Firmware
Qualcomm WCN3950 Firmware
Qualcomm Wcn3980
Qualcomm WCN3980
Qualcomm WCN3988 Firmware
Qualcomm WCN3988 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 WCN7850 Firmware
Qualcomm WCN7850 Firmware
Qualcomm WCN7851
Qualcomm WCN7851 Firmware
Qualcomm WSA8810
Qualcomm WSA8810 Firmware
Qualcomm WSA8815 Firmware
Qualcomm WSA8815 Firmware
Qualcomm WSA8830
Qualcomm WSA8830
Qualcomm WSA8835
Qualcomm WSA8835 Firmware

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Frequently Asked Questions

  • What is the severity of CVE-2023-21667?

    CVE-2023-21667 is classified as a transient Denial of Service (DoS) vulnerability.

  • How do I fix CVE-2023-21667?

    To remediate CVE-2023-21667, ensure that you apply the latest firmware updates from Qualcomm that address this vulnerability.

  • Which devices are affected by CVE-2023-21667?

    CVE-2023-21667 affects various Qualcomm firmware versions, including those for devices like the QCA6390, QCA6391, and several others.

  • Is CVE-2023-21667 exploitable remotely?

    Yes, CVE-2023-21667 can potentially be exploited remotely by sending specially crafted Bluetooth descriptors.

  • What are the implications of CVE-2023-21667 for users?

    Users affected by CVE-2023-21667 may experience disruptions in Bluetooth services, leading to a potential loss of connectivity.

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