CVE-2021-45260 : What You Need to Know

A null pointer dereference vulnerability exists in gpac 1.1.0, causing a segmentation fault and application crash.

Understanding CVE-2021-45260

What is CVE-2021-45260?

This CVE identifies a null pointer dereference vulnerability in gpac 1.1.0, specifically in the lsr_read_id.part function, resulting in a segmentation fault.

The Impact of CVE-2021-45260

The vulnerability can lead to a denial of service scenario with the application crashing, potentially affecting system availability and user experience.

Technical Details of CVE-2021-45260

Vulnerability Description

The issue occurs in gpac 1.1.0 due to improper handling of null pointers in the lsr_read_id.part function.

Affected Systems and Versions

Affected Version: gpac 1.1.0
The vulnerability impacts systems using this specific version of gpac.

Exploitation Mechanism

An attacker could craft a malicious input to trigger the null pointer dereference, leading to a segmentation fault.

Mitigation and Prevention

Immediate Steps to Take

Update gpac to a patched version that addresses the null pointer dereference vulnerability.
Consider restricting access to vulnerable systems until they are patched.

Long-Term Security Practices

Regularly update software and implement security patches promptly.
Conduct code reviews and thorough testing to detect and address similar vulnerabilities.

Patching and Updates

Refer to the software vendor's official website or documentation for the latest patches and updates.