CVE-2019-5860 : What You Need to Know

A potential vulnerability was discovered in PDFium, a component used in Google Chrome versions prior to 76.0.3809.87. This vulnerability, known as 'use after free,' could be exploited by a remote attacker to manipulate memory on the heap, by leveraging a maliciously crafted PDF file.

Understanding CVE-2019-5860

This CVE involves a 'use after free' vulnerability in PDFium in Google Chrome versions before 76.0.3809.87.

What is CVE-2019-5860?

CVE-2019-5860 is a security vulnerability in Google Chrome that allows a remote attacker to potentially exploit heap corruption through a crafted PDF file.

The Impact of CVE-2019-5860

The vulnerability could be exploited by a remote attacker to manipulate memory on the heap, posing a risk of unauthorized access or control over affected systems.

Technical Details of CVE-2019-5860

This section provides more technical insights into the CVE.

Vulnerability Description

The vulnerability in PDFium in Google Chrome versions prior to 76.0.3809.87 allows a remote attacker to potentially exploit heap corruption via a crafted PDF file.

Affected Systems and Versions

Product: Chrome
Vendor: Google
Versions Affected: < 76.0.3809.87

Exploitation Mechanism

The vulnerability, known as 'use after free,' could be exploited by a remote attacker leveraging a maliciously crafted PDF file.

Mitigation and Prevention

Protecting systems from CVE-2019-5860 is crucial to maintaining security.

Immediate Steps to Take

Update Google Chrome to version 76.0.3809.87 or later to mitigate the vulnerability.
Avoid opening PDF files from untrusted or unknown sources.

Long-Term Security Practices

Regularly update software and applications to the latest versions.
Implement security best practices to prevent and detect potential threats.

Patching and Updates

Stay informed about security updates for Google Chrome and apply patches promptly to address known vulnerabilities.