CVE-2019-13390 : What You Need to Know

FFmpeg version 4.1.3 is affected by a division by zero vulnerability in the function adx_write_trailer in the file libavformat/rawenc.c.

Understanding CVE-2019-13390

This CVE entry describes a specific vulnerability in FFmpeg version 4.1.3 that can lead to a division by zero.

What is CVE-2019-13390?

In FFmpeg 4.1.3, a division by zero occurs at adx_write_trailer in libavformat/rawenc.c.

The Impact of CVE-2019-13390

This vulnerability could potentially lead to crashes, denial of service, or other impacts on systems using the affected FFmpeg version.

Technical Details of CVE-2019-13390

FFmpeg version 4.1.3 is susceptible to a division by zero vulnerability in a specific function.

Vulnerability Description

A division by zero occurs at the function adx_write_trailer in the file libavformat/rawenc.c of FFmpeg version 4.1.3.

Affected Systems and Versions

Product: n/a
Vendor: n/a
Version: 4.1.3

Exploitation Mechanism

The vulnerability can be exploited by triggering the specific function in the affected FFmpeg version.

Mitigation and Prevention

It is crucial to take immediate steps to address and prevent the exploitation of this vulnerability.

Immediate Steps to Take

Update FFmpeg to a non-vulnerable version.
Monitor security advisories for patches and updates.
Implement network security measures to mitigate potential attacks.

Long-Term Security Practices

Regularly update software and libraries to the latest secure versions.
Conduct security audits and vulnerability assessments periodically.

Patching and Updates

Apply patches provided by FFmpeg promptly.
Stay informed about security bulletins and advisories from relevant sources.