CVE-2021-21160 : What You Need to Know

A heap buffer overflow vulnerability in WebAudio in Google Chrome before version 89.0.4389.72 could allow a remote attacker to trigger heap corruption through a malicious HTML page.

Understanding CVE-2021-21160

This section will delve into the details of the CVE-2021-21160 vulnerability in Google Chrome.

What is CVE-2021-21160?

The CVE-2021-21160 is a heap buffer overflow vulnerability in the WebAudio component of Google Chrome which could be exploited by a remote attacker using a crafted HTML page.

The Impact of CVE-2021-21160

The vulnerability could potentially lead to heap corruption, allowing the attacker to execute arbitrary code on the victim's system or crash the application.

Technical Details of CVE-2021-21160

Let's explore the technical aspects of the CVE-2021-21160 vulnerability in Google Chrome.

Vulnerability Description

The vulnerability involves a heap buffer overflow in the WebAudio component, which could be triggered when processing specific HTML content.

Affected Systems and Versions

Google Chrome versions prior to 89.0.4389.72 are affected by this vulnerability.

Exploitation Mechanism

An attacker can exploit this vulnerability by enticing a user to visit a specially crafted HTML page, leading to the execution of malicious code.

Mitigation and Prevention

Discover how to mitigate the risks associated with CVE-2021-21160 and prevent potential security breaches.

Immediate Steps to Take

Users are advised to update Google Chrome to version 89.0.4389.72 or later to mitigate the vulnerability. Additionally, exercise caution when browsing untrusted websites.

Long-Term Security Practices

Regularly update your browser and other software to the latest versions, enable automatic updates, and avoid clicking on suspicious links or downloading files from unknown sources.

Patching and Updates

Stay informed about security advisories from Google Chrome and apply patches promptly to address known vulnerabilities.