CVE-2021-46894: Use After Free
Use After Free (UAF) vulnerability in the uinput module.Successful exploitation of this vulnerability may lead to kernel privilege escalation.
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2021-46894?
CVE-2021-46894 is classified as a high severity vulnerability due to its potential for kernel privilege escalation.
How does CVE-2021-46894 affect affected devices?
CVE-2021-46894 can lead to unauthorized access to kernel privileges on Huawei devices running specific versions of Emui and HarmonyOS.
How do I fix CVE-2021-46894?
To fix CVE-2021-46894, ensure that your device is updated to the latest security patch provided by the manufacturer.
Which devices are affected by CVE-2021-46894?
CVE-2021-46894 affects devices running Huawei Emui version 12.0.0 and Huawei HarmonyOS version 2.0.0.
What is a Use After Free vulnerability like CVE-2021-46894?
A Use After Free vulnerability such as CVE-2021-46894 occurs when a program continues to use a pointer after the memory it points to has been freed, potentially allowing exploitation.