Advisory Published

CVE-2022-33223: Null pointer dereference in Modem

First published: Tue Apr 04 2023(Updated: )

Transient DOS in Modem due to null pointer dereference while processing the incoming packet with http chunked encoding.

Credit: product-security@qualcomm.com

Affected SoftwareAffected VersionHow to fix
Qualcomm Mdm8207 Firmware
Google Android
Google Android
Google Android
Qualcomm Mdm9206 Firmware
Qualcomm Mdm9206
Qualcomm Mdm9207 Firmware
Qualcomm Mdm9207
Google Android
Qualcomm Qca4004
Qualcomm Qts110 Firmware
Qualcomm Qts110
Qualcomm Snapdragon Wear 1300 Firmware
Qualcomm Snapdragon Wear 1300
Qualcomm Snapdragon X5 Lte Modem Firmware
Qualcomm Snapdragon X5 Lte Modem
Qualcomm Wcd9306 Firmware
Google Android
Google Android
Qualcomm Wcd9330

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Frequently Asked Questions

  • What is CVE-2022-33223?

    CVE-2022-33223 is a vulnerability that allows for a transient denial-of-service (DOS) attack in a Modem due to a null pointer dereference while processing incoming packets with HTTP chunked encoding.

  • Which software is affected by CVE-2022-33223?

    Qualcomm Mdm8207 Firmware, Qualcomm Mdm9206 Firmware, Qualcomm Mdm9207 Firmware, Qualcomm Qts110 Firmware, Qualcomm Snapdragon Wear 1300 Firmware, and Qualcomm Wcd9306 Firmware are affected by CVE-2022-33223.

  • How severe is CVE-2022-33223?

    CVE-2022-33223 has a severity rating of 7.5 (high).

  • How can I fix CVE-2022-33223?

    To fix CVE-2022-33223, apply the necessary security updates provided by Qualcomm.

  • Where can I find more information about CVE-2022-33223?

    You can find more information about CVE-2022-33223 on the Qualcomm Product Security Bulletin for April 2023.


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