CVE-2021-40038: Double Free

Published Jan 7, 2022
·
Updated

There is a Double free vulnerability in the AOD module in smartphones. Successful exploitation of this vulnerability may affect service integrity.

Affected Software

4 affected components
Huawei Harmonyos<2.0
Huawei Emui=11.0.0
Huawei Emui=12.0.0
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-2021-40038?

The severity of CVE-2021-40038 is categorized as a critical vulnerability affecting service integrity in the AOD module.

2

How do I fix CVE-2021-40038?

To fix CVE-2021-40038, ensure that your Huawei device's software is updated to the latest version provided by Huawei.

3

Which Huawei devices are affected by CVE-2021-40038?

CVE-2021-40038 affects Huawei devices running HarmonyOS up to version 2.0, EMUI 11.0.0, EMUI 12.0.0, and Magic UI 4.0.0.

4

What does the double free vulnerability in CVE-2021-40038 imply?

The double free vulnerability in CVE-2021-40038 implies that memory can be improperly deallocated twice, potentially leading to service disruptions or exploitation.

5

Has a patch been released for CVE-2021-40038?

Yes, a patch for CVE-2021-40038 has been released as part of the software updates for affected Huawei devices.

Contact

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