CVE-2021-22391

Published: Aug 2, 2021Modified: Jun 17, 2026

7.5

Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Exploitability: 3.9 / Impact: 3.6

Source: NVD

Description

There is an Incorrect Calculation of Buffer Size in Huawei Smartphone.Successful exploitation of this vulnerability may cause the system to reset.

Affected (11)

Products: Huawei: Emui, Magic Ui

2 products

Configuration A

11 vulnerable

Vulnerable Software	Affected Versions
Huawei Emui	Version 10.0.0
Huawei Emui	Version 10.1.0
Huawei Emui	Version 10.1.1
Huawei Emui	Version 11.0.0
Huawei Emui	Version 9.1.0
Huawei Emui	Version 9.1.1
Huawei Magic Ui	Version 2.1.1
Huawei Magic Ui	Version 3.0.0
Huawei Magic Ui	Version 3.1.0
Huawei Magic Ui	Version 3.1.1
Huawei Magic Ui	Version 4.0.0

Related CWEs

Incorrect Calculation of Buffer Size

The product does not correctly calculate the size to be used when allocating a buffer, which could lead to a buffer overflow.

References (2)

https://consumer.huawei.com/en/support/bulletin/2021/6/

Source: psirt@huawei.com

Vendor Advisory

https://consumer.huawei.com/en/support/bulletin/2021/6/

Source: af854a3a-2127-422b-91ae-364da2661108

Vendor Advisory

Timeline

No history available yet.