CVE-2014-125009 FFmpeg snow.h add_yblock memory corruption

Medium 5.3 Published 18 Jun 2022 Updated 15 Apr 2025

Remote attackers can trigger memory corruption in FFmpeg's snow codec, potentially leading to code execution or denial of service.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2014-125009?

CVE-2014-125009 is a medium-severity memory corruption vulnerability in Ffmpeg Ffmpeg, published on 18 Jun 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

A vulnerability classified as problematic has been found in FFmpeg 2.0. This affects the function add_yblock of the file libavcodec/snow.h. The manipulation leads to memory corruption. It is possible to initiate the attack remotely. It is recommended to apply a patch to fix this issue.

Weakness: CWE-787, CWE-119

Which versions are affected by CVE-2014-125009?

It affects 1 product.

Products include Ffmpeg Ffmpeg.

How do I fix CVE-2014-125009?

No fix has been published for CVE-2014-125009 yet. Limit exposure of the affected software until one is available.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2014-125009 being exploited?

There is no known exploitation of CVE-2014-125009 in the wild and no public exploit code.

All Ffmpeg Ffmpeg vulnerabilities

Sources

Also known as GHSA-3xh3-cprw-47gx.