CVE-2021-39993: Integer Overflow
First published: Fri Jan 07 2022(Updated: )
There is an Integer overflow vulnerability with ACPU in smartphones. Successful exploitation of this vulnerability may cause out-of-bounds access.
Credit: psirt@huawei.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Huawei EMUI | =11.0.0 | |
| Huawei Magic UI | =4.0.0 |
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Reference Links
Frequently Asked Questions
What is the severity of CVE-2021-39993?
CVE-2021-39993 is considered a high severity vulnerability due to its potential for causing out-of-bounds access.
How do I fix CVE-2021-39993?
To mitigate CVE-2021-39993, users should update their devices to the latest security patches provided by Huawei.
Which devices are affected by CVE-2021-39993?
CVE-2021-39993 affects Huawei devices running EMUI 11.0.0 and Magic UI 4.0.0.
What kind of exploitation does CVE-2021-39993 allow?
Exploitation of CVE-2021-39993 may allow attackers to execute code through out-of-bounds access.
Is there a workaround for CVE-2021-39993?
There are no known workarounds for CVE-2021-39993; updating software is the recommended approach.
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- version/huawei emui/11.0.0
- canonical/huawei magic ui
- version/huawei magic ui/4.0.0