CVE-2017-7515 : What You Need to Know

Version 0.55.0 of poppler possesses a vulnerability where uncontrolled recursion in pdfunite can lead to a potential denial-of-service situation.

Understanding CVE-2017-7515

This CVE record highlights a vulnerability in the poppler package that could result in a denial-of-service scenario.

What is CVE-2017-7515?

CVE-2017-7515 is a vulnerability found in version 0.55.0 of the poppler package, affecting Red Hat, Inc.

The Impact of CVE-2017-7515

The vulnerability could be exploited to trigger uncontrolled recursion in pdfunite, potentially leading to a denial-of-service situation.

Technical Details of CVE-2017-7515

This section provides technical insights into the CVE-2017-7515 vulnerability.

Vulnerability Description

The vulnerability in poppler version 0.55.0 allows for uncontrolled recursion in pdfunite, posing a risk of denial-of-service.

Affected Systems and Versions

Product: poppler
Vendor: Red Hat, Inc.
Versions affected: up to 0.55.0

Exploitation Mechanism

The vulnerability can be exploited by triggering uncontrolled recursion in the pdfunite function, potentially causing a denial-of-service condition.

Mitigation and Prevention

Protecting systems from CVE-2017-7515 requires immediate actions and long-term security practices.

Immediate Steps to Take

Update poppler to a non-vulnerable version.
Monitor for any unusual pdfunite behavior.

Long-Term Security Practices

Regularly update software to patch known vulnerabilities.
Implement proper input validation to prevent recursion-based attacks.

Patching and Updates

Ensure that poppler is updated to a version beyond 0.55.0 to mitigate the vulnerability.