CWE
416 362
Advisory Published
Updated

CVE-2021-1958: Use After Free

First published: Thu Sep 09 2021(Updated: )

A race condition in fastrpc kernel driver for dynamic process creation can lead to use after free scenario in Snapdragon Auto, Snapdragon Connectivity, Snapdragon Mobile, Snapdragon Wearables

Credit: product-security@qualcomm.com

Affected SoftwareAffected VersionHow to fix
qualcomm qca6574a firmware
qualcomm qca6574a firmware
Qualcomm QCA6574 Firmware
Qualcomm QCA6574AU
Qualcomm QCA6595AU Firmware
Qualcomm QCA6595AU Firmware
Qualcomm QCA6595AU Firmware
Qualcomm QCA6595AU Firmware
Qualcomm QCA6696 Firmware
Qualcomm QCA6696 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 SA8155P Firmware
Qualcomm SA8155 Firmware
Qualcomm SA8155
Qualcomm SA8155P Firmware
Qualcomm SA8195P
Qualcomm SA8195P Firmware
Qualcomm SD 480 Firmware
Qualcomm Snapdragon 480
Qualcomm SD778G Firmware
Qualcomm SD778G
Qualcomm Snapdragon 780G Firmware
Qualcomm Snapdragon 780G
Qualcomm Snapdragon 888 5G Firmware
Qualcomm Snapdragon 888 5G
Qualcomm SDA429W Firmware
Qualcomm SDA429W Firmware
Qualcomm SM7325 Firmware
Qualcomm SM7325 Firmware
Qualcomm WCD9341
Qualcomm WCD9341 Firmware
Qualcomm WCD9370 Firmware
Qualcomm WCD9370 Firmware
Qualcomm WCD9375
Qualcomm WCD9375 Firmware
Qualcomm WCD9380
Qualcomm WCD9380 Firmware
Qualcomm WCD9385
Qualcomm WCD9385 Firmware
Qualcomm WCN3610 Firmware
Qualcomm WCN3610 Firmware
Qualcomm WCN3620 Firmware
Qualcomm WCN3620 Firmware
Qualcomm WCN3660B
Qualcomm WCN3660B Firmware
Qualcomm Wcn3980
qualcomm wcn3980 firmware
qualcomm wcn3988 firmware
Qualcomm WCN3988
Qualcomm WCN3991 Firmware
Qualcomm WCN3991 Firmware
Qualcomm WCN6740 Firmware
Qualcomm WCN6740 Firmware
qualcomm wcn6750 firmware
qualcomm wcn6750 firmware
Qualcomm WCN6850 Firmware
Qualcomm WCN6850 Firmware
Qualcomm WCN6851 Firmware
Qualcomm WCN6851 Firmware
Qualcomm WCN6855 Firmware
Qualcomm WCN6855 Firmware
Qualcomm WCN6856 Firmware
Qualcomm WCN6856
Qualcomm WSA8830
Qualcomm WSA8830
Qualcomm WSA8835
Qualcomm WSA8835 Firmware

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Frequently Asked Questions

  • What is the severity of CVE-2021-1958?

    The severity of CVE-2021-1958 is classified as high due to its potential to allow an attacker to exploit a race condition leading to a use after free scenario.

  • How do I fix CVE-2021-1958?

    To address CVE-2021-1958, users should contact Qualcomm for updates or firmware patches that mitigate the vulnerability.

  • Which devices are affected by CVE-2021-1958?

    CVE-2021-1958 affects various Qualcomm firmware and hardware components across Snapdragon Auto, Connectivity, Mobile, and Wearable products.

  • What type of vulnerability is CVE-2021-1958?

    CVE-2021-1958 is classified as a race condition vulnerability in the fastrpc kernel driver.

  • Can CVE-2021-1958 lead to remote code execution?

    Yes, CVE-2021-1958 can potentially enable remote code execution due to the vulnerability's nature allowing manipulation of system processes.

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