CVE-2021-22424 : Exploit Details and Defense Strategies
Learn about CVE-2021-22424, a Kernel Memory Leakage Vulnerability in HarmonyOS that allows local attackers to cause Denial of Service. Find out the impact, affected systems, and mitigation steps.
A component of the HarmonyOS has a Kernel Memory Leakage Vulnerability that could be exploited by local attackers to cause Kernel Denial of Service.
Understanding CVE-2021-22424
This CVE involves a Kernel Memory Leakage Vulnerability in HarmonyOS, which could lead to a Denial of Service attack when exploited by local attackers.
What is CVE-2021-22424?
CVE-2021-22424 is a security vulnerability found in Huawei's HarmonyOS that allows local attackers to exploit a Kernel Memory Leakage Vulnerability, leading to Kernel Denial of Service.
The Impact of CVE-2021-22424
The impact of this CVE is significant as it can be used by malicious actors to disrupt the normal functioning of the Kernel in HarmonyOS, potentially causing system crashes and unavailability.
Technical Details of CVE-2021-22424
This section provides more in-depth technical information about the vulnerability.
Vulnerability Description
The vulnerability stems from a Kernel Memory Leakage issue within HarmonyOS, which can be abused by local attackers to trigger a Denial of Service condition on affected systems.
Affected Systems and Versions
HarmonyOS version 2.0 is confirmed to be affected by this vulnerability. Users of this version should take immediate action to mitigate the risk.
Exploitation Mechanism
Local attackers can leverage the Kernel Memory Leakage Vulnerability in HarmonyOS 2.0 to disrupt Kernel functionality, resulting in Denial of Service incidents.
Mitigation and Prevention
It is crucial to take prompt action to address and prevent the exploitation of this vulnerability.
Immediate Steps to Take
Users of HarmonyOS 2.0 should apply the necessary security patches and updates provided by Huawei to mitigate the risk posed by CVE-2021-22424.
Long-Term Security Practices
Incorporate robust security practices and measures into your system to prevent similar vulnerabilities from being exploited in the future.
Patching and Updates
Regularly update your HarmonyOS devices with the latest security patches and fixes to protect against known vulnerabilities like CVE-2021-22424.