What is the severity of CVE-2021-35090?

The CVE-2021-35090 vulnerability has a severity rating that indicates a significant risk of hypervisor memory corruption due to a race condition.

How do I fix CVE-2021-35090?

To mitigate CVE-2021-35090, apply the latest security updates provided by your device manufacturer or rely on the updates from Qualcomm for affected products.

What types of devices are affected by CVE-2021-35090?

CVE-2021-35090 affects various Qualcomm Snapdragon products including those in automotive, compute, connectivity, industrial IOT, and mobile sectors.

What impact does CVE-2021-35090 have on system security?

CVE-2021-35090 could allow an attacker to exploit hypervisor-level vulnerabilities, potentially leading to unauthorized access or disruption of system operations.

Is CVE-2021-35090 being actively exploited in the wild?

As of the latest reports, there have been no confirmed instances of active exploitation of CVE-2021-35090 in the wild.

Vulnerability/
CVE-2021-35090

critical

9.3

CWE

362 367

2/5/2022

14/6/2022

26/8/2024

CVE-2021-35090: Race Condition

First published: Mon May 02 2022(Updated: )

Possible hypervisor memory corruption due to TOC TOU race condition when updating address mappings in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Industrial IOT, Snapdragon Mobile

Credit: product-security@qualcomm.com

Affected Software	Affected Version	How to fix
Android
Qualcomm AQT1000 Firmware
Qualcomm AQT1000 Firmware
Qualcomm QCA6390 Firmware
Qualcomm QCA6390 Firmware
Qualcomm QCA6391 Firmware
Qualcomm QCA6391 Firmware
Qualcomm QCA6420 Firmware
Qualcomm QCA6420 Firmware
Qualcomm QCA6421 Firmware
Qualcomm QCA6421 Firmware
Qualcomm QCA6426 Firmware
Qualcomm QCA6426 Firmware
Qualcomm QCA6430 firmware
Qualcomm QCA6430 firmware
Qualcomm QCA6431 Firmware
Qualcomm QCA6431
Qualcomm QCA6436 Firmware
Qualcomm QCA6436 Firmware
Qualcomm QCM6490
Qualcomm QCM6490 Firmware
Qualcomm QCS6490 Firmware
Qualcomm QCS6490 Firmware
Qualcomm QRB5165N Firmware
Qualcomm QRB5165 Firmware
Qualcomm QRB5165M Firmware
Qualcomm QRB5165M Firmware
Qualcomm QRB5165N Firmware
qualcomm qrb5165n firmware
Qualcomm SM8350 Firmware
Qualcomm QSM8350 Firmware
Qualcomm SA8540P
Qualcomm SA8540P Firmware
Qualcomm SA9000P Firmware
Qualcomm SA9000P Firmware
Qualcomm SD 8cx firmware
Qualcomm Snapdragon 8cx
Qualcomm SD 8cx Gen 2 Firmware
Qualcomm Snapdragon 8cx Gen 2
Qualcomm Snapdragon 690 5G Firmware
Qualcomm Snapdragon 690 5G Firmware
Qualcomm SD750G Firmware
Qualcomm Snapdragon 750G
Qualcomm SD765 Firmware
Qualcomm Snapdragon 765
Qualcomm SD765 Firmware
Qualcomm Snapdragon 765G
Qualcomm SD768 Firmware
Qualcomm SD768G Firmware
Qualcomm SD778G Firmware
Qualcomm Snapdragon 778G
Qualcomm Snapdragon 780G Firmware
Qualcomm Snapdragon 780G
Qualcomm Snapdragon 865 5G Firmware
Qualcomm Snapdragon 865 5G Firmware
Qualcomm SD870
Qualcomm Snapdragon 870
Qualcomm Snapdragon 888 Firmware
Qualcomm Snapdragon 888 Firmware
Qualcomm Snapdragon 888 5G Firmware
Qualcomm Snapdragon 888 5G
Qualcomm SDX55M Firmware
Qualcomm SDX55M Firmware
Qualcomm SDXR2 5G Firmware
Qualcomm SDXR2 5G Firmware
Qualcomm SM7250 Firmware
Qualcomm SM7250
Qualcomm SM7315
Qualcomm SM7315 Firmware
Qualcomm SM7325P Firmware
Qualcomm SM7325P Firmware
Qualcomm WCD9340 Firmware
Qualcomm WCD9340 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 WCN3988 Firmware
Qualcomm WCN3988 Firmware
Qualcomm WCN3991 Firmware
Qualcomm WCN3991 Firmware
Qualcomm WCN3998 Firmware
Qualcomm wcn3998 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 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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Reference Links

Frequently Asked Questions

What is the severity of CVE-2021-35090?
The CVE-2021-35090 vulnerability has a severity rating that indicates a significant risk of hypervisor memory corruption due to a race condition.
How do I fix CVE-2021-35090?
To mitigate CVE-2021-35090, apply the latest security updates provided by your device manufacturer or rely on the updates from Qualcomm for affected products.
What types of devices are affected by CVE-2021-35090?
CVE-2021-35090 affects various Qualcomm Snapdragon products including those in automotive, compute, connectivity, industrial IOT, and mobile sectors.
What impact does CVE-2021-35090 have on system security?
CVE-2021-35090 could allow an attacker to exploit hypervisor-level vulnerabilities, potentially leading to unauthorized access or disruption of system operations.
Is CVE-2021-35090 being actively exploited in the wild?
As of the latest reports, there have been no confirmed instances of active exploitation of CVE-2021-35090 in the wild.