CVE-2021-40037: Medium severity harmonyos vulnerability

Published Jan 7, 2022
·
Updated

There is a Vulnerability of accessing resources using an incompatible type (type confusion) in the MPTCP subsystem in smartphones. Successful exploitation of this vulnerability may cause the system to crash and restart.

Affected Software

11 affected components
Huawei Harmonyos<2.0
Huawei Emui=10.0.0
Huawei Emui=10.1.0
Huawei Emui=10.1.1
Huawei Emui=11.0.0
Huawei Emui=11.0.1
Huawei Emui=12.0.0
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

Jan 7, 2022
CVE Published
via MITRE·10:39 PM
Data Sourced
via MITRE·10:39 PM
DescriptionWeakness

Frequently Asked Questions

1

What is the severity of CVE-2021-40037?

CVE-2021-40037 is classified with a high severity, as it may lead to system crashes and restarts.

2

How do I fix CVE-2021-40037?

To fix CVE-2021-40037, users should ensure their Huawei devices are updated to the latest patched versions of HarmonyOS or EMUI.

3

Which devices are affected by CVE-2021-40037?

CVE-2021-40037 affects specific versions of Huawei HarmonyOS, EMUI, and Magic UI running on various smartphones.

4

What are the potential consequences of CVE-2021-40037?

The exploitation of CVE-2021-40037 may result in a system crash, leading to unexpected reboots and potential data loss.

5

Is there a workaround for CVE-2021-40037?

Currently, the best workaround for CVE-2021-40037 is to apply the latest software updates provided by Huawei.

Contact

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