What is the severity of CVE-2021-1894?

CVE-2021-1894 has been assigned a severity rating of High due to improper access control vulnerabilities.

How do I fix CVE-2021-1894?

To fix CVE-2021-1894, it is recommended to apply the latest firmware updates provided by Qualcomm for affected devices.

Which devices are affected by CVE-2021-1894?

CVE-2021-1894 affects various Qualcomm Snapdragon products including those in Automotive, Compute, Connectivity, IoT, and voice and music categories.

What type of vulnerability is CVE-2021-1894?

CVE-2021-1894 is categorized as an access control vulnerability that results from improper error handling of signing keys.

Is CVE-2021-1894 being actively exploited?

As of the last updates, there is no publicly available information confirming the active exploitation of CVE-2021-1894.

Vulnerability/
CVE-2021-1894

high

7.8

CWE

755

6/12/2021

3/1/2022

3/8/2024

CVE-2021-1894

First published: Mon Dec 06 2021(Updated: )

Improper access control in TrustZone due to improper error handling while handling the signing key in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Voice & Music, Snapdragon Wired Infrastructure and Networking

Credit: product-security@qualcomm.com

Affected Software	Affected Version	How to fix
Android
Qualcomm AR8031
Qualcomm AR8031 Firmware
Qualcomm AR8035 Firmware
Qualcomm AR8035 Firmware
Qualcomm CSRA6620
Qualcomm CSRA6620
Qualcomm CSRA6640 Firmware
Qualcomm csra6640 firmware
Qualcomm CSRB31024 Firmware
Qualcomm CSRB31024 Firmware
Qualcomm FSM10055
Qualcomm FSM10055 Firmware
Qualcomm FSM10056 Firmware
Qualcomm FSM10056 Firmware
Qualcomm MDM9150 Firmware
Qualcomm MDM9150 firmware
Qualcomm 9205 Firmware
Qualcomm 9205
Qualcomm MDM9628 Firmware
Qualcomm MDM9628
Qualcomm QCA4004 Firmware
Qualcomm QCA4004 Firmware
Qualcomm QCA6174A Firmware
Qualcomm QCA6174A Firmware
Qualcomm QCA6390 Firmware
Qualcomm QCA6390 Firmware
Qualcomm QCA6391 Firmware
Qualcomm QCA6391 Firmware
Qualcomm QCA6426 Firmware
Qualcomm QCA6426 Firmware
Qualcomm QCA6436 Firmware
Qualcomm QCA6436 Firmware
Qualcomm QCA6564A
Qualcomm QCA6564 Firmware
Qualcomm QCA6564A
Qualcomm QCA6564A Firmware
Qualcomm QCA6564AU Firmware
Qualcomm QCA6564A
Qualcomm QCA6574 Firmware
Qualcomm QCA6574 Firmware
Qualcomm QCA6574A Firmware
qualcomm qca6574a firmware
Qualcomm QCA6574 Firmware
Qualcomm QCA6574AU
Qualcomm QCA6595AU Firmware
Qualcomm QCA6595AU Firmware
Qualcomm QCA6696 Firmware
Qualcomm QCA6696 Firmware
Qualcomm QCA8081 firmware
Qualcomm QCA8081 firmware
Qualcomm QCA8337 Firmware
Qualcomm QCA8337 Firmware
Qualcomm QCA9367 Firmware
Qualcomm QCA9367 Firmware
Qualcomm QCA9377 Firmware
Qualcomm QCA9377 Firmware
Qualcomm QCA9984 Firmware
qualcomm qca9984 firmware
Qualcomm QCM2290
Qualcomm QCM2290 Firmware
Qualcomm QCM4290
Qualcomm QCM4290 Firmware
Qualcomm QCM6490
Qualcomm QCM6490 Firmware
Qualcomm QCS2290
Qualcomm QCS2290 Firmware
Qualcomm QCS405 Firmware
Qualcomm QCS405 Firmware
Qualcomm QCS410 Firmware
Qualcomm QCS410 Firmware
Qualcomm QCS4290 Firmware
Qualcomm QCS4290 Firmware
Qualcomm QCS610 Firmware
Qualcomm QCS610 Firmware
Qualcomm QCS6490 Firmware
Qualcomm QCS6490 Firmware
Qualcomm QCS8155
Qualcomm QCS8155 Firmware
Qualcomm 315 5G Firmware
Qualcomm QCX315 Firmware
Qualcomm QRB5165N Firmware
Qualcomm QRB5165 Firmware
Qualcomm QRB5165N Firmware
qualcomm qrb5165n firmware
qualcomm SM8250 firmware
Qualcomm QSM8250
Qualcomm SA415M Firmware
Qualcomm SA415M Firmware
Qualcomm SA515M Firmware
Qualcomm SA515M Firmware
Qualcomm SA6145P Firmware
Qualcomm SA6145P Firmware
Qualcomm SA6150P Firmware
Qualcomm SA6150P Firmware
Qualcomm SA6155
Qualcomm SA6155 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 SA8540P
Qualcomm SA8540P Firmware
Qualcomm SA9000P Firmware
Qualcomm SA9000P Firmware
Qualcomm SC8280XP-AB Firmware
Qualcomm SC8280XP Firmware
Qualcomm SD 675 Firmware
Qualcomm Snapdragon 675
Qualcomm SD 8cx firmware
Qualcomm Snapdragon 8cx
Qualcomm SD460 Firmware
Qualcomm SD460 Firmware
Qualcomm SD 480 Firmware
Qualcomm Snapdragon 480
Qualcomm SD662 Firmware
Qualcomm SD662 Firmware
Qualcomm Snapdragon 665
Qualcomm Snapdragon 665
Qualcomm SD 675 Firmware
Qualcomm Snapdragon 675
Qualcomm SD678 Firmware
Qualcomm SD678 Firmware
Qualcomm Snapdragon 690 5G Firmware
Qualcomm Snapdragon 690 5G Firmware
Qualcomm Snapdragon 720G Firmware
Qualcomm SD720G Firmware
Qualcomm SD 730 Firmware
Qualcomm Snapdragon 730
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 SD7C Firmware
Qualcomm SD7C Firmware
Qualcomm SD850 Firmware
Qualcomm Snapdragon 850
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 SDX24
Qualcomm SDX24
Qualcomm SDX55M Firmware
Qualcomm SDX55 Firmware
Qualcomm SDX55M Firmware
Qualcomm SDX55M Firmware
Qualcomm SDX65
Qualcomm SDX65M
Qualcomm SDXR1
Qualcomm SDXR1 Firmware
Qualcomm SDXR2 5G Firmware
Qualcomm SDXR2 5G Firmware
Qualcomm SM6225
Qualcomm SM6225-AD Firmware
Qualcomm SM6250P Firmware
Qualcomm SM6250 Firmware
Qualcomm SM6250 Firmware
Qualcomm SM6250P Firmware
Qualcomm SM6375 Firmware
Qualcomm SM6375 Firmware
Qualcomm SM7250 Firmware
Qualcomm SM7250
Qualcomm SM7315
Qualcomm SM7315 Firmware
Qualcomm SM7325P Firmware
Qualcomm SM7325P Firmware
Qualcomm SM8450
Qualcomm SM8450 Firmware
Qualcomm SM8450
Qualcomm SM8450
Qualcomm WCD9306
Qualcomm WCD9306
Qualcomm WCD9330
Qualcomm WCD9330 Firmware
Qualcomm WCD9335 Firmware
Qualcomm WCD9335 Firmware
Qualcomm WCD9340 Firmware
Qualcomm WCD9340 Firmware
Qualcomm WCD9360 Firmware
Qualcomm WCD9360 Firmware
Qualcomm WCD9370 Firmware
Qualcomm WCD9370 Firmware
Qualcomm WCD9375
Qualcomm WCD9375 Firmware
Qualcomm WCD9380
Qualcomm WCD9380 Firmware
Qualcomm WCD9385
Qualcomm WCD9385 Firmware
Qualcomm WCN3910 Firmware
Qualcomm WCN3910 Firmware
Qualcomm WCN3950 Firmware
Qualcomm WCN3950 Firmware
Qualcomm WCN3988 Firmware
Qualcomm WCN3988 Firmware
Qualcomm WCN3991 Firmware
Qualcomm WCN3991 Firmware
Qualcomm WCN3999 Firmware
Qualcomm WCN3999 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 WSA8830
Qualcomm WSA8830
Qualcomm WSA8835
Qualcomm WSA8835 Firmware

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Reference Links

Frequently Asked Questions

What is the severity of CVE-2021-1894?
CVE-2021-1894 has been assigned a severity rating of High due to improper access control vulnerabilities.
How do I fix CVE-2021-1894?
To fix CVE-2021-1894, it is recommended to apply the latest firmware updates provided by Qualcomm for affected devices.
Which devices are affected by CVE-2021-1894?
CVE-2021-1894 affects various Qualcomm Snapdragon products including those in Automotive, Compute, Connectivity, IoT, and voice and music categories.
What type of vulnerability is CVE-2021-1894?
CVE-2021-1894 is categorized as an access control vulnerability that results from improper error handling of signing keys.
Is CVE-2021-1894 being actively exploited?
As of the last updates, there is no publicly available information confirming the active exploitation of CVE-2021-1894.