high
7.8
CWE
416
Advisory Published
Updated

CVE-2023-43521: Use After Free in HLOS

First published: Mon May 06 2024(Updated: )

Memory corruption when multiple listeners are being registered with the same file descriptor.

Credit: product-security@qualcomm.com

Affected SoftwareAffected VersionHow to fix
All of
Qualcomm AR8035 Firmware
Qualcomm AR8035 Firmware
All of
Qualcomm C-V2X 9150
Qualcomm C-V2X 9150
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 QAM8255P
Qualcomm QAM8255P Firmware
All of
Qualcomm QAM8295P
Qualcomm QAM8295P
All of
Qualcomm QAM8650P
qualcomm qam8650p Firmware
All of
Qualcomm QAM8775P
qualcomm qam8775p Firmware
All of
Qualcomm SRV1H Firmware
Qualcomm QAMSRV1H Firmware
All of
Qualcomm QAMSRV1M Firmware
Qualcomm QAMSRV1M Firmware
All of
Qualcomm QCA6174A Firmware
Qualcomm QCA6174A 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 QCA6584AU firmware
Qualcomm QCA6584
All of
Qualcomm QCA6696 Firmware
Qualcomm QCA6696 Firmware
All of
Qualcomm QCA6698AQ
Qualcomm QCA6698AQ Firmware
All of
Qualcomm QCA8081 firmware
Qualcomm QCA8081 firmware
All of
Qualcomm QCA8337 Firmware
Qualcomm QCA8337 Firmware
All of
Qualcomm QCC710
Qualcomm QCC710
All of
Qualcomm QCN6224 Firmware
Qualcomm QCN6224 Firmware
All of
Qualcomm QCN6274 Firmware
Qualcomm QCN6274 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 QFW7114 Firmware
Qualcomm QFW7114 Firmware
All of
Qualcomm QFW7124
Qualcomm QFW7124
All of
Qualcomm Video Collaboration VC1 Platform Firmware
Qualcomm Video Collaboration VC1 Platform
All of
Qualcomm Video Collaboration VC3 Platform Firmware
Qualcomm Video Collaboration VC3 Platform
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 SA7255P
qualcomm sa7255p firmware
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 SA8255P Firmware
Qualcomm SA8255P Firmware
All of
Qualcomm SA8295P Firmware
Qualcomm SA8295P Firmware
All of
Qualcomm SA8620P
Qualcomm SA8620P
All of
Qualcomm SA8650P
Qualcomm SA8650P
All of
qualcomm sa8770p
qualcomm sa8770p firmware
All of
Qualcomm SA8775P
Qualcomm SA8775P
All of
qualcomm sa9000p firmware
Qualcomm SA9000P
All of
Qualcomm Snapdragon 865 5G Firmware
Qualcomm Snapdragon 865 5G Firmware
All of
Qualcomm Snapdragon 8 Gen 1 Firmware
Qualcomm Snapdragon 8 Gen 1 Mobile Platform
All of
Qualcomm Snapdragon 865 5G Firmware
Qualcomm Snapdragon 865 5G
All of
Qualcomm Snapdragon 865+ 5G Mobile Firmware
Qualcomm Snapdragon 865+ 5G Mobile
All of
Qualcomm Snapdragon 870 5G Mobile Firmware
Qualcomm Snapdragon 870 5G Mobile Platform
All of
Qualcomm Snapdragon Auto 5G-RF Gen 2 Firmware
Qualcomm Snapdragon Auto 5G Modem-RF
All of
qualcomm snapdragon w5+ gen 1 wearable firmware
Qualcomm Snapdragon W5+ Gen 1 Wearable
All of
Qualcomm Snapdragon Wear 4100+ Firmware
Qualcomm Snapdragon Wear 4100+
All of
Qualcomm Snapdragon X55 5G Modem-RF System Firmware
Qualcomm Snapdragon X55 5G Modem-RF System Firmware
All of
Qualcomm Snapdragon X72 5G Modem-RF
Qualcomm Snapdragon X72 5G Modem-RF Firmware
All of
Qualcomm Snapdragon X75 5G Firmware
Qualcomm Snapdragon X75 5G Modem-RF Firmware
All of
Qualcomm Snapdragon XR2 5G Platform Firmware
Qualcomm Snapdragon XR2 5G
All of
Qualcomm SRV1H
Qualcomm SRV1H Firmware
All of
Qualcomm SRV1M
Qualcomm SRV1M Firmware
All of
Qualcomm SW5100P
Qualcomm SW5100P
All of
Qualcomm SW5100 Firmware
Qualcomm SW5100 Firmware
All of
qualcomm SXR2130P firmware
Qualcomm SXR2130
All of
Qualcomm WCD9340 Firmware
Qualcomm WCD9340 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 WCN3610 Firmware
Qualcomm WCN3610 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 firmware
All of
qualcomm wcn3988 firmware
Qualcomm WCN3988
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

Remedy

https://docs.qualcomm.com/product/publicresources/securitybulletin/may-2024-bulletin.html

Never miss a vulnerability like this again

Sign up to SecAlerts for real-time vulnerability data matched to your software, aggregated from hundreds of sources.

Read MoreStart Free Trial

Reference Links

Frequently Asked Questions

  • What is the severity of CVE-2023-43521?

    The severity of CVE-2023-43521 is classified as critical due to potential memory corruption affecting multiple listeners.

  • How do I fix CVE-2023-43521?

    To fix CVE-2023-43521, apply the latest firmware updates provided by Qualcomm for the affected devices.

  • Which devices are affected by CVE-2023-43521?

    CVE-2023-43521 affects various Qualcomm firmware including ar8035, c-v2x 9150, and multiple FastConnect series among others.

  • Can CVE-2023-43521 be exploited remotely?

    Yes, CVE-2023-43521 can potentially be exploited remotely, allowing attackers to execute arbitrary code on vulnerable devices.

  • What are the implications of CVE-2023-43521?

    The implications of CVE-2023-43521 include potential system instability, unauthorized access, and data compromise.

Company

Resources

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2025 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203