CVE-2021-37977 : Vulnerability Insights and Analysis

A detailed overview of CVE-2021-37977, a vulnerability found in Google Chrome prior to version 94.0.4606.81, allowing remote attackers to exploit heap corruption.

Understanding CVE-2021-37977

This section dives into the specifics of the Use after free vulnerability in Google Chrome.

What is CVE-2021-37977?

The CVE-2021-37977 vulnerability involves a Use after free issue in Garbage Collection in Google Chrome versions prior to 94.0.4606.81. It enables a remote attacker to potentially exploit heap corruption using a specially crafted HTML page.

The Impact of CVE-2021-37977

The impact of this vulnerability is significant as it allows remote attackers to manipulate memory allocation in ways that can potentially lead to unauthorized access or system compromise.

Technical Details of CVE-2021-37977

Explore the technical aspects of CVE-2021-37977 to understand the vulnerability better.

Vulnerability Description

The vulnerability arises due to improper handling of memory in the garbage collection process, leading to the potential exploitation of heap corruption.

Affected Systems and Versions

Google Chrome versions prior to 94.0.4606.81 are affected by this vulnerability, making them susceptible to remote attacks targeting heap corruption.

Exploitation Mechanism

Remote attackers can exploit this vulnerability by tricking a user into visiting a malicious website containing the crafted HTML page that triggers the heap corruption.

Mitigation and Prevention

Learn about the steps to mitigate the CVE-2021-37977 vulnerability and prevent potential exploits.

Immediate Steps to Take

Users are advised to update Google Chrome to version 94.0.4606.81 or later to patch the vulnerability and prevent exploitation.

Long-Term Security Practices

Incorporating secure browsing habits and keeping software updated will help safeguard against similar vulnerabilities in the future.

Patching and Updates

Regularly check for updates from Google Chrome and apply patches promptly to ensure protection against known vulnerabilities.