CVE-2021-40064

Description

There is a heap-based buffer overflow vulnerability in system components. Successful exploitation of this vulnerability may affect system stability.

Category

7.5
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.16%
Vendor Advisory huawei.com Vendor Advisory harmonyos.com
Affected: Huawei EMUI
Affected: Huawei Magic UI
Affected: Huawei HarmonyOS
Published at:
Updated at:

References

Link Tags
https://consumer.huawei.com/en/support/bulletin/2022/3/ vendor advisory
https://device.harmonyos.com/cn/docs/security/update/security-bulletins-phones-202203-0000001257385193 vendor advisory

Frequently Asked Questions

What is the severity of CVE-2021-40064?
CVE-2021-40064 has been scored as a high severity vulnerability.
How to fix CVE-2021-40064?
To fix CVE-2021-40064, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-40064 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2021-40064 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2021-40064?
CVE-2021-40064 affects Huawei EMUI, Huawei Magic UI, Huawei HarmonyOS.
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