critical
10
CWE
120 119
Advisory Published
Updated

CVE-2021-30321: Buffer Overflow

First published: Fri Nov 12 2021(Updated: )

Possible buffer overflow due to lack of parameter length check during MBSSID scan IE parse in Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer Electronics Connectivity

Credit: product-security@qualcomm.com

Affected SoftwareAffected VersionHow to fix
Qualcomm aqt1000 firmware
Qualcomm aqt1000
qualcomm qca1062 Firmware
qualcomm qca1062
qualcomm qca1064 Firmware
qualcomm qca1064
qualcomm qca2066 Firmware
qualcomm qca2066
qualcomm qca6320 firmware
qualcomm qca6320
qualcomm qca6391 firmware
qualcomm qca6391
Qualcomm qca6420 firmware
Qualcomm qca6420
Qualcomm qca6430 firmware
Qualcomm qca6430
Qualcomm Sc8280xp Firmware
Qualcomm Sc8280xp
qualcomm SD 8CX firmware
qualcomm SD 8CX
qualcomm wcd9340 firmware
qualcomm wcd9340
qualcomm wcd9341 firmware
qualcomm wcd9341
qualcomm wcd9380 firmware
qualcomm wcd9380
qualcomm wcd9385 firmware
qualcomm wcd9385
Qualcomm wcn3998 firmware
Qualcomm wcn3998
Qualcomm WCN6850 Firmware
Qualcomm WCN6850 Firmware
Qualcomm WCN6851 Firmware
Qualcomm WCN6851 Firmware
Qualcomm wcn6855 firmware
qualcomm wcn6855
Qualcomm wcn6856 firmware
qualcomm wcn6856
qualcomm wsa8810 firmware
qualcomm wsa8810
qualcomm wsa8815 firmware
qualcomm wsa8815
qualcomm wsa8830 firmware
qualcomm wsa8830
qualcomm wsa8835 firmware
qualcomm wsa8835

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Reference Links

Frequently Asked Questions

  • What is CVE-2021-30321?

    CVE-2021-30321 is a vulnerability that could lead to a possible buffer overflow due to a lack of parameter length check during MBSSID scan IE parse in Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer Electronics Connectivity.

  • Which software is affected by CVE-2021-30321?

    CVE-2021-30321 affects Qualcomm AQT1000 Firmware, Qualcomm Qca1062 Firmware, Qualcomm Qca1064 Firmware, Qualcomm Qca2066 Firmware, Qualcomm Qca6320 Firmware, Qualcomm Qca6391 Firmware, Qualcomm Qca6420 Firmware, Qualcomm Qca6430 Firmware, Qualcomm Sc8280xp Firmware, Qualcomm Sd 8cx Firmware, Qualcomm Wcd9341 Firmware, Qualcomm Wcd9380 Firmware, Qualcomm Wcd9385 Firmware, Qualcomm Wcn3998 Firmware, Qualcomm Wcn6850 Firmware, Qualcomm Wcn6851 Firmware, Qualcomm Wcn6855 Firmware, Qualcomm Wcn6856 Firmware, Qualcomm Wsa8810 Firmware, Qualcomm Wsa8815 Firmware, Qualcomm Wsa8830 Firmware, and Qualcomm Wsa8835 Firmware.

  • What is the severity of CVE-2021-30321?

    The severity of CVE-2021-30321 is critical with a CVSS score of 9.8.

  • How can I fix CVE-2021-30321?

    To fix CVE-2021-30321, it is recommended to apply the necessary security patches or updates provided by Qualcomm.

  • Where can I find more information about CVE-2021-30321?

    More information about CVE-2021-30321 can be found on the Qualcomm Product Security Bulletins website: https://www.qualcomm.com/company/product-security/bulletins/november-2021-bulletin

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