CVE-2021-22391: High severity emui 5.0 vulnerability
Published Aug 2, 2021
·Updated
There is an Incorrect Calculation of Buffer Size in Huawei Smartphone.Successful exploitation of this vulnerability may cause the system to reset.
Affected Software
11 affected components
Huawei Emui=9.1.0
Huawei Emui=9.1.1
Huawei Emui=10.0.0
Huawei Emui=10.1.0
Huawei Emui=10.1.1
Huawei Emui=11.0.0
Huawei Magic Ui=2.1.1
Huawei Magic Ui=3.0.0
Huawei Magic Ui=3.1.0
Huawei Magic Ui=3.1.1
Huawei Magic Ui=4.0.0
Event History
Aug 2, 2021
CVE Published
via MITRE·04:45 PM
Data Sourced
via MITRE·04:45 PM
DescriptionWeakness
Frequently Asked Questions
1
What is the severity of CVE-2021-22391?
CVE-2021-22391 is a high-severity vulnerability due to its potential to cause system resets.
2
How do I fix CVE-2021-22391?
To fix CVE-2021-22391, update your Huawei device to the latest firmware version provided by Huawei.
3
Which Huawei devices are affected by CVE-2021-22391?
CVE-2021-22391 affects various Huawei devices running specific versions of EMUI and Magic UI, including versions 9.1.0 to 11.0.0 and 2.1.1 to 4.0.0.
4
What type of vulnerability is CVE-2021-22391?
CVE-2021-22391 is classified as an Incorrect Calculation of Buffer Size vulnerability.
5
Is there a workaround for CVE-2021-22391 until a patch is applied?
Currently, there is no established workaround for CVE-2021-22391; applying the recommended update is the best course of action.