CVE-2021-46238 : Security Advisory and Response

GPAC v1.1.0 was discovered to contain a stack overflow vulnerability that can lead to a Denial of Service (DoS) attack.

Understanding CVE-2021-46238

What is CVE-2021-46238?

CVE-2021-46238 is a vulnerability found in GPAC v1.1.0, specifically in the function gf_node_get_name() at scenegraph/base_scenegraph.c, leading to a stack overflow.

The Impact of CVE-2021-46238

This vulnerability can result in a program crash, potentially causing a Denial of Service (DoS) attack.

Technical Details of CVE-2021-46238

Vulnerability Description

The stack overflow vulnerability in GPAC v1.1.0 occurs in the function gf_node_get_name() at scenegraph/base_scenegraph.c.

Affected Systems and Versions

Affected Versions: GPAC v1.1.0

Exploitation Mechanism

Attackers can exploit this vulnerability by triggering a stack overflow, potentially leading to a program crash.

Mitigation and Prevention

Immediate Steps to Take

It is recommended to update GPAC to a patched version that addresses this stack overflow vulnerability.

Long-Term Security Practices

Regularly monitor for security updates and patches for GPAC and other software components.
Employ proper input validation and boundary checks in software development to prevent stack overflow vulnerabilities.
Implement security best practices and conduct regular security audits.

Patching and Updates

Ensure timely installation of patches and updates provided by GPAC to mitigate the CVE-2021-46238 vulnerability.