CVE-2021-4064 : Exploit Details and Defense Strategies
Learn about CVE-2021-4064 impacting Google Chrome on ChromeOS. Explore the description, impact, affected versions, and mitigation steps for this use after free vulnerability.
Use after free in screen capture in Google Chrome on ChromeOS prior to 96.0.4664.93 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.
Understanding CVE-2021-4064
This section provides an overview of the CVE-2021-4064 vulnerability in Google Chrome.
What is CVE-2021-4064?
CVE-2021-4064 is a vulnerability in Google Chrome that allows a remote attacker to exploit heap corruption through a crafted HTML page.
The Impact of CVE-2021-4064
The vulnerability could lead to a security breach by enabling a remote attacker to potentially exploit heap corruption.
Technical Details of CVE-2021-4064
This section delves into the technical aspects of the CVE-2021-4064 vulnerability in Google Chrome.
Vulnerability Description
The vulnerability stems from a use after free issue in the screen capture function of Google Chrome on ChromeOS.
Affected Systems and Versions
Google Chrome versions prior to 96.0.4664.93 on ChromeOS are affected by this vulnerability.
Exploitation Mechanism
Remote attackers can exploit this vulnerability by leveraging a crafted HTML page to trigger heap corruption.
Mitigation and Prevention
In this section, we discuss measures to mitigate and prevent the CVE-2021-4064 vulnerability.
Immediate Steps to Take
Users are advised to update Google Chrome to version 96.0.4664.93 or later to address this vulnerability.
Long-Term Security Practices
Regularly updating software, maintaining strong cybersecurity practices, and being cautious of suspicious links can enhance overall security.
Patching and Updates
Stay informed about security advisories and promptly apply security patches and updates provided by Google Chrome to safeguard against potential threats.