CVE-2021-40015: Race Condition
First published: Wed Feb 09 2022(Updated: )
There is a race condition vulnerability in the binder driver subsystem in the kernel.Successful exploitation of this vulnerability may affect kernel stability.
Credit: psirt@huawei.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Huawei EMUI | =10.0.0 | |
| Huawei EMUI | =10.1.0 | |
| Huawei EMUI | =10.1.1 | |
| Huawei EMUI | =11.0.0 | |
| Huawei EMUI | =12.0.0 | |
| Huawei HarmonyOS | <2.0 | |
| Huawei Magic UI | =3.0.0 | |
| Huawei Magic UI | =3.1.0 | |
| Huawei Magic UI | =3.1.1 | |
| Huawei Magic UI | =4.0.0 |
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Reference Links
Frequently Asked Questions
What is the severity of CVE-2021-40015?
The severity of CVE-2021-40015 is classified as high due to its potential impact on kernel stability.
How do I fix CVE-2021-40015?
To fix CVE-2021-40015, update your Huawei Emui or HarmonyOS devices to the latest firmware versions that address this vulnerability.
Which devices are affected by CVE-2021-40015?
CVE-2021-40015 affects Huawei Emui versions 10.0.0, 10.1.0, 10.1.1, 11.0.0, 12.0.0 and Magic UI versions 3.0.0, 3.1.0, 3.1.1, 4.0.0, as well as certain versions of HarmonyOS.
Can CVE-2021-40015 lead to remote code execution?
CVE-2021-40015 is primarily a race condition vulnerability that may affect kernel stability but does not directly lead to remote code execution.
What should I do if my device is vulnerable to CVE-2021-40015?
If your device is vulnerable to CVE-2021-40015, immediately perform a system update to secure your device from potential exploits.
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- canonical/huawei emui
- version/huawei emui/10.0.0
- version/huawei emui/10.1.0
- version/huawei emui/10.1.1
- version/huawei emui/11.0.0
- version/huawei emui/12.0.0
- canonical/huawei harmonyos
- canonical/huawei magic ui
- version/huawei magic ui/3.0.0
- version/huawei magic ui/3.1.0
- version/huawei magic ui/3.1.1
- version/huawei magic ui/4.0.0