CVE-2021-46786: Buffer Overflow

Published May 13, 2022
·
Updated

The audio module has a vulnerability in verifying the parameters passed by the application space.Successful exploitation of this vulnerability may cause out-of-bounds memory access.

Affected Software

9 affected components
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=3.1.0
Huawei Magic Ui=3.1.1
Huawei Magic Ui=4.0.0
Huawei Harmonyos=2.0

Event History

May 13, 2022
CVE Published
via MITRE·03:02 PM
Data Sourced
via MITRE·03:02 PM
DescriptionWeakness

Frequently Asked Questions

1

What is the severity of CVE-2021-46786?

The severity of CVE-2021-46786 is significant due to its potential for out-of-bounds memory access which can lead to exploitation.

2

How do I fix CVE-2021-46786?

To fix CVE-2021-46786, users should update their Huawei devices to the latest firmware versions that address this vulnerability.

3

Which Huawei software versions are affected by CVE-2021-46786?

CVE-2021-46786 affects Huawei Emui versions 10.1.0, 10.1.1, 11.0.0, 11.0.1, 12.0.0, Magic UI versions 3.1.0, 3.1.1, 4.0.0, and HarmonyOS version 2.0.

4

How can CVE-2021-46786 be exploited?

CVE-2021-46786 can be exploited through the audio module by sending manipulated parameters which may lead to memory access violations.

5

What are the potential impacts of CVE-2021-46786?

The potential impacts of CVE-2021-46786 include application crashes or unauthorized access to sensitive information due to memory corruption.

Contact

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