CVE-2021-40019
First published: Fri Sep 16 2022(Updated: )
Out-of-bounds heap read vulnerability in the HW_KEYMASTER module. Successful exploitation of this vulnerability may cause out-of-bounds access.
Credit: psirt@huawei.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| EMUI 5.0 | =10.1.0 | |
| EMUI 5.0 | =10.1.1 | |
| EMUI 5.0 | =12.0.0 | |
| Magic UI | =3.1.0 | |
| Magic UI | =3.1.1 |
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Reference Links
Frequently Asked Questions
What is the severity of CVE-2021-40019?
CVE-2021-40019 has been classified with a severity level that indicates a significant risk due to potential out-of-bounds heap reads.
How do I fix CVE-2021-40019?
To fix CVE-2021-40019, users should update their affected Huawei Emui or Magic UI software to the latest patched version provided by Huawei.
Which versions of software are affected by CVE-2021-40019?
CVE-2021-40019 affects Huawei Emui versions 10.1.0, 10.1.1, 12.0.0 and Huawei Magic UI versions 3.1.0, 3.1.1.
What can happen if CVE-2021-40019 is exploited?
Exploiting CVE-2021-40019 may allow an attacker to perform out-of-bounds access, which can lead to data leaks or application crashes.
Is there a workaround for CVE-2021-40019?
Currently, applying the security updates released by Huawei is the recommended approach as there are no confirmed workarounds for CVE-2021-40019.
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- vendor/huawei
- canonical/emui 5.0
- version/emui 5.0/10.1.0
- version/emui 5.0/10.1.1
- version/emui 5.0/12.0.0
- canonical/magic ui
- version/magic ui/3.1.0
- version/magic ui/3.1.1