CVE-2023-51793 Memory corruption in n/a

High 7.8 Published 19 Apr 2024 Updated 4 Nov 2025

A local attacker can execute arbitrary code via a buffer overflow in FFmpeg's image processing utilities.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Local or same network only
Victim action needed: Not needed
Fix: Available

What is CVE-2023-51793?

CVE-2023-51793 is a high-severity memory corruption vulnerability in Ffmpeg Ffmpeg, published on 19 Apr 2024. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

Buffer Overflow vulnerability in Ffmpeg v.N113007-g8d24a28d06 allows a local attacker to execute arbitrary code via the libavutil/imgutils.c:353:9 in image_copy_plane.

Weakness: CWE-120

Which versions are affected by CVE-2023-51793?

It affects 1 product.

Products include Ffmpeg Ffmpeg.

How do I fix CVE-2023-51793?

Upgrade to a fixed version.

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

Is CVE-2023-51793 being exploited?

There is no known exploitation of CVE-2023-51793 in the wild and no public exploit code.

All Ffmpeg Ffmpeg vulnerabilities

Sources

Also known as DEBIAN-CVE-2023-51793, GHSA-hwp9-p6mr-p438, JLSEC-2026-635, UBUNTU-CVE-2023-51793.