CVE-2019-20170 : What You Need to Know

A problem has been identified in versions 0.8.0 and 0.9.0-development-20191109 of GPAC. There is an occurrence of an invalid pointer dereference in the GF_IPMPX_AUTH_Delete() function located in odf/ipmpx_code.c.

Understanding CVE-2019-20170

An issue was discovered in GPAC version 0.8.0 and 0.9.0-development-20191109. There is an invalid pointer dereference in the function GF_IPMPX_AUTH_Delete() in odf/ipmpx_code.c.

What is CVE-2019-20170?

CVE-2019-20170 is a vulnerability found in GPAC versions 0.8.0 and 0.9.0-development-20191109, leading to an invalid pointer dereference in the GF_IPMPX_AUTH_Delete() function.

The Impact of CVE-2019-20170

This vulnerability could allow an attacker to execute arbitrary code or cause a denial of service by exploiting the invalid pointer dereference.

Technical Details of CVE-2019-20170

Vulnerability Description

The issue lies in the GF_IPMPX_AUTH_Delete() function in odf/ipmpx_code.c, resulting in an invalid pointer dereference.

Affected Systems and Versions

GPAC version 0.8.0
GPAC version 0.9.0-development-20191109

Exploitation Mechanism

The vulnerability can be exploited by an attacker to trigger the invalid pointer dereference, potentially leading to arbitrary code execution or denial of service.

Mitigation and Prevention

Immediate Steps to Take

Apply the security update provided by GPAC promptly.
Monitor GPAC's official channels for any further security advisories.

Long-Term Security Practices

Regularly update software and systems to patch known vulnerabilities.
Implement proper input validation to prevent invalid pointer dereference vulnerabilities.

Patching and Updates

Ensure that all GPAC installations are updated to the latest patched versions to mitigate the CVE-2019-20170 vulnerability.