CVE-2021-45267 : Vulnerability Insights and Analysis

This CVE record highlights an invalid memory address dereference vulnerability in gpac 1.1.0, leading to a segmentation fault and application crash.

Understanding CVE-2021-45267

This CVE identifies a critical flaw in the gpac software version 1.1.0.

What is CVE-2021-45267?

The vulnerability arises from an invalid memory address dereference in the svg_node_start function within gpac 1.1.0.

The Impact of CVE-2021-45267

The vulnerability could be exploited by an attacker to trigger a segmentation fault, potentially resulting in an application crash.

Technical Details of CVE-2021-45267

This section dives into the technical aspects of the vulnerability affecting gpac.

Vulnerability Description

An invalid memory address dereference vulnerability in gpac 1.1.0 via the svg_node_start function, leading to a segmentation fault.

Affected Systems and Versions

Vendor: n/a
Product: n/a
Versions Affected: All versions are affected.

Exploitation Mechanism

The issue can be exploited by an attacker to cause a segmentation fault, leading to a crash in the application.

Mitigation and Prevention

Here are the steps to address and prevent exploitation of CVE-2021-45267.

Immediate Steps to Take

Apply security patches if available.
Consider avoiding untrusted SVG content in gpac.

Long-Term Security Practices

Regularly update gpac software to mitigate known vulnerabilities.
Implement secure coding practices to prevent similar memory-related vulnerabilities.

Patching and Updates

Ensure to stay up to date with gpac patches and security advisories to protect against CVE-2021-45267.