CVE-2021-22450 : What You Need to Know

This article provides an overview of CVE-2021-22450, a vulnerability found in HarmonyOS that could be exploited by local attackers to cause memory exhaustion.

Understanding CVE-2021-22450

This section delves into the details of the vulnerability, its impact, affected systems, and mitigation strategies.

What is CVE-2021-22450?

CVE-2021-22450 is an Incomplete Cleanup vulnerability present in a component of HarmonyOS. Local attackers can leverage this vulnerability to cause memory exhaustion.

The Impact of CVE-2021-22450

The vulnerability could result in memory exhaustion, potentially leading to system instability or denial of service conditions.

Technical Details of CVE-2021-22450

This section discusses the specifics of the vulnerability, including the description, affected systems, and the exploitation mechanism.

Vulnerability Description

The vulnerability stems from incomplete cleanup procedures in HarmonyOS, creating an avenue for local attackers to exhaust system memory.

Affected Systems and Versions

HarmonyOS version 2.0 by Huawei is impacted by this vulnerability.

Exploitation Mechanism

Local attackers can exploit this vulnerability to trigger memory exhaustion, affecting the target system's stability.

Mitigation and Prevention

Explore the immediate steps to take and long-term security practices to safeguard systems against CVE-2021-22450.

Immediate Steps to Take

Users should apply security patches and updates provided by Huawei promptly to mitigate the risk posed by the vulnerability.

Long-Term Security Practices

Incorporate robust security practices, such as regularly updating software, implementing access controls, and monitoring system activities to enhance overall security posture.

Patching and Updates

Continuously monitor for security advisories from Huawei and promptly apply patches to address known vulnerabilities, ensuring the system remains secure.