CVE-2017-14975 : What You Need to Know

Poppler 0.59.0 contains a vulnerability in the FoFiType1C::convertToType0 function that allows malicious actors to trigger a denial of service attack through a NULL pointer dereference.

Understanding CVE-2017-14975

This CVE entry details a specific vulnerability in the Poppler software version 0.59.0.

What is CVE-2017-14975?

The vulnerability in the FoFiType1C::convertToType0 function in Poppler 0.59.0 results from the failure to initialize a particular data structure, leading to a NULL pointer dereference. This flaw can be exploited by attackers to conduct denial of service attacks.

The Impact of CVE-2017-14975

The vulnerability poses a risk of denial of service attacks, potentially disrupting the availability of the affected system.

Technical Details of CVE-2017-14975

This section provides more in-depth technical insights into the CVE.

Vulnerability Description

The FoFiType1C::convertToType0 function in Poppler 0.59.0 suffers from a NULL pointer dereference vulnerability due to the lack of initialization of a specific data structure, enabling attackers to execute denial of service attacks.

Affected Systems and Versions

Affected Version: Poppler 0.59.0

Exploitation Mechanism

The vulnerability can be exploited by malicious actors to trigger a denial of service attack by leveraging the NULL pointer dereference in the FoFiType1C::convertToType0 function.

Mitigation and Prevention

Protective measures to address and prevent the CVE.

Immediate Steps to Take

Apply security patches provided by the software vendor promptly.
Monitor security advisories for updates and mitigation strategies.

Long-Term Security Practices

Implement secure coding practices to prevent NULL pointer dereference vulnerabilities.
Conduct regular security assessments and audits to identify and address potential vulnerabilities.

Patching and Updates

Ensure Poppler software is regularly updated with the latest security patches to mitigate the CVE.