Learn about CVE-2021-21231, a vulnerability in Google Chrome allowing remote attackers to exploit heap corruption. Update to version 90.0.4430.93 for protection.
Insufficient data validation in V8 in Google Chrome prior to 90.0.4430.93 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.
Understanding CVE-2021-21231
This CVE details an insufficient data validation vulnerability in Google Chrome that could be exploited by a remote attacker.
What is CVE-2021-21231?
The vulnerability in V8 in Google Chrome before version 90.0.4430.93 could allow an attacker to exploit heap corruption through a specially crafted HTML page.
The Impact of CVE-2021-21231
This vulnerability could be exploited remotely by an attacker, potentially leading to heap corruption on the targeted system.
Technical Details of CVE-2021-21231
This section provides more insight into the vulnerability affecting Google Chrome.
Vulnerability Description
The vulnerability lies in the insufficient data validation process within the V8 component of Google Chrome.
Affected Systems and Versions
Google Chrome versions prior to 90.0.4430.93 are affected by this vulnerability.
Exploitation Mechanism
An attacker could exploit this vulnerability through a specifically crafted HTML page, potentially leading to heap corruption.
Mitigation and Prevention
Protecting your systems from CVE-2021-21231 is crucial to maintaining security.
Immediate Steps to Take
Long-Term Security Practices
Patching and Updates
Stay informed about security advisories from Google Chrome and promptly apply patches to address any known vulnerabilities.