CVE-2019-5761 Explained : Impact and Mitigation
Learn about CVE-2019-5761, a high-severity vulnerability in Google Chrome prior to 72.0.3626.81 allowing remote attackers to exploit heap corruption via crafted HTML pages. Find mitigation steps and updates here.
A potential issue with object lifecycle management in SwiftShader in Google Chrome versions earlier than 72.0.3626.81 could lead to heap corruption when exploited by a remote attacker using a specially crafted HTML page.
Understanding CVE-2019-5761
Incorrect object lifecycle management in SwiftShader in Google Chrome prior to version 72.0.3626.81 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.
What is CVE-2019-5761?
- Identified in Google Chrome versions less than 72.0.3626.81
- Vulnerability related to object lifecycle management in SwiftShader
- Exploitable remotely through a specially crafted HTML page
The Impact of CVE-2019-5761
- Potential for heap corruption exploitation
- Attack vector: remote
- Severity: high
Technical Details of CVE-2019-5761
Affects Google Chrome versions prior to 72.0.3626.81
Vulnerability Description
- Type: Use after free
- Exploitable through object lifecycle mismanagement in SwiftShader
Affected Systems and Versions
- Product: Chrome
- Vendor: Google
- Versions Affected: < 72.0.3626.81
Exploitation Mechanism
- Attacker crafts a malicious HTML page
- Remote exploitation leading to heap corruption
Mitigation and Prevention
Immediate Steps to Take:
- Update Google Chrome to version 72.0.3626.81 or later
- Exercise caution when browsing untrusted websites
Long-Term Security Practices:
- Regularly update browsers and software
- Implement web security best practices
Patching and Updates:
- Apply security patches promptly