CVE-2021-40052 : Vulnerability Insights and Analysis
Learn about CVE-2021-40052, an incorrect buffer size calculation vulnerability affecting HarmonyOS, EMUI, and Magic UI by Huawei. Understand the impact, affected systems, and mitigation steps.
CVE-2021-40052 involves an incorrect buffer size calculation vulnerability in the video framework of HarmonyOS, EMUI, and Magic UI by Huawei.
Understanding CVE-2021-40052
This CVE identifies a vulnerability related to incorrect buffer size calculation that could impact the availability of the affected systems.
What is CVE-2021-40052?
The vulnerability in the video framework of HarmonyOS, EMUI, and Magic UI could be exploited, leading to availability issues on the systems.
The Impact of CVE-2021-40052
The exploitation of this vulnerability may result in availability concerns for the affected systems.
Technical Details of CVE-2021-40052
This section covers specific technical aspects of the CVE.
Vulnerability Description
The vulnerability is due to incorrect buffer size calculation within the video framework.
Affected Systems and Versions
- HarmonyOS version 2.0
- EMUI versions 11.0.1 and 11.0.0
- Magic UI version 4.0.0
Exploitation Mechanism
The vulnerability can be exploited through methods that manipulate the buffer size calculation, impacting system availability.
Mitigation and Prevention
Guidelines to mitigate the CVE risks.
Immediate Steps to Take
- Apply patches provided by Huawei promptly.
- Monitor security bulletins for updates.
Long-Term Security Practices
- Implement secure coding practices.
- Conduct regular security audits.
- Educate users on safe browsing habits.
Patching and Updates
- Regularly check for security updates from Huawei.
- Ensure timely installation of patches to address vulnerabilities.