# CVE-2023-51794: ffmpeg: This update for ffmpeg fixes the following issues:  - CVE-2023-51794: Fixed a heap buffer overflow in libavfilter

CVE-2023-51794 is fixed in 28 products on 1 platform, first by ffmpeg 7:3.4.11-0ubuntu0.1+esm5, released April 26, 2024. It is not reported as exploited. Patch Radar priority: High.

- Web page: https://patchblox.com/security/cve/CVE-2023-51794
- Priority: High
- CVSS: 7.8 (high)
- EPSS: 0.0022
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Apr 26, 2024

## Description

This update for ffmpeg fixes the following issues:  - CVE-2023-51794: Fixed a heap buffer overflow in libavfilter. (bsc#1223437)

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | ffmpeg Debian 12.15 (bookworm) | 7:5.1.5-0+deb12u1 | [DEBIAN-CVE-2023-51794](https://patchblox.com/security/data/fix/linux/debian-cve-2023-51794.md) | Apr 26, 2024 |
| Linux | ffmpeg Debian 13.5 (trixie) | 7:7.0.1-3 | [DEBIAN-CVE-2023-51794](https://patchblox.com/security/data/fix/linux/debian-cve-2023-51794.md) | Apr 26, 2024 |
| Linux | ffmpeg Debian 14 | 7:7.0.1-3 | [DEBIAN-CVE-2023-51794](https://patchblox.com/security/data/fix/linux/debian-cve-2023-51794.md) | Apr 26, 2024 |
| Linux | ffmpeg Ubuntu 18.04.6 LTS (bionic) | 7:3.4.11-0ubuntu0.1+esm5 | [ffmpeg 7:3.4.11-0ubuntu0.1+esm5](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-ffmpeg-7-3.4.11-0ubuntu0.1-esm5.md) | Apr 26, 2024 |
| Linux | ffmpeg Ubuntu 20.04 LTS (focal) | 7:4.2.7-0ubuntu0.1+esm5 | [ffmpeg 7:4.2.7-0ubuntu0.1+esm5](https://patchblox.com/security/data/fix/linux/ubuntu-focal-ffmpeg-7-4.2.7-0ubuntu0.1-esm5.md) | Apr 26, 2024 |
| Linux | ffmpeg Ubuntu 22.04.1 LTS (jammy) | 7:4.4.2-0ubuntu0.22.04.1+esm4 | [ffmpeg 7:4.4.2-0ubuntu0.22.04.1+esm4](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-ffmpeg-7-4.4.2-0ubuntu0.22.04.1-esm4.md) | Apr 26, 2024 |
| Linux | ffmpeg opensuse-leap 15.6 | 3.4.2-150200.11.47.1 | [SUSE-SU-2024:1908-1](https://patchblox.com/security/data/fix/linux/suse-su-2024-1908-1.md) | Jun 3, 2024 |
| Linux | ffmpeg sles 15.6 | 3.4.2-150200.11.47.1 | [SUSE-SU-2024:1908-1](https://patchblox.com/security/data/fix/linux/suse-su-2024-1908-1.md) | Jun 3, 2024 |
| Linux | ffmpeg-4 opensuse-leap 15.6 | 4.4.5-150600.13.16.1 | [SUSE-SU-2025:0862-1](https://patchblox.com/security/data/fix/linux/suse-su-2025-0862-1.md) | Mar 14, 2025 |
| Linux | ffmpeg-4 sles 15.6 | 4.4.5-150600.13.16.1 | [SUSE-SU-2025:0862-1](https://patchblox.com/security/data/fix/linux/suse-su-2025-0862-1.md) | Mar 14, 2025 |
| Linux | libavcodec-extra Ubuntu 18.04.6 LTS (bionic) | 7:3.4.11-0ubuntu0.1+esm5 | [libavcodec-extra 7:3.4.11-0ubuntu0.1+esm5](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libavcodec-extra-7-3.4.11-0ubuntu0.1-esm5.md) | Apr 26, 2024 |
| Linux | libavcodec-extra Ubuntu 20.04 LTS (focal) | 7:4.2.7-0ubuntu0.1+esm5 | [libavcodec-extra 7:4.2.7-0ubuntu0.1+esm5](https://patchblox.com/security/data/fix/linux/ubuntu-focal-libavcodec-extra-7-4.2.7-0ubuntu0.1-esm5.md) | Apr 26, 2024 |
| Linux | libavcodec-extra Ubuntu 22.04.1 LTS (jammy) | 7:4.4.2-0ubuntu0.22.04.1+esm4 | [libavcodec-extra 7:4.4.2-0ubuntu0.22.04.1+esm4](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-libavcodec-extra-7-4.4.2-0ubuntu0.22.04.1-esm4.md) | Apr 26, 2024 |
| Linux | libavcodec-extra57 Ubuntu 18.04.6 LTS (bionic) | 7:3.4.11-0ubuntu0.1+esm5 | [libavcodec-extra57 7:3.4.11-0ubuntu0.1+esm5](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libavcodec-extra57-7-3.4.11-0ubuntu0.1-esm5.md) | Apr 26, 2024 |
| Linux | libavcodec-extra58 Ubuntu 20.04 LTS (focal) | 7:4.2.7-0ubuntu0.1+esm5 | [libavcodec-extra58 7:4.2.7-0ubuntu0.1+esm5](https://patchblox.com/security/data/fix/linux/ubuntu-focal-libavcodec-extra58-7-4.2.7-0ubuntu0.1-esm5.md) | Apr 26, 2024 |
| Linux | libavcodec-extra58 Ubuntu 22.04.1 LTS (jammy) | 7:4.4.2-0ubuntu0.22.04.1+esm4 | [libavcodec-extra58 7:4.4.2-0ubuntu0.22.04.1+esm4](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-libavcodec-extra58-7-4.4.2-0ubuntu0.22.04.1-esm4.md) | Apr 26, 2024 |
| Linux | libavcodec57 Ubuntu 18.04.6 LTS (bionic) | 7:3.4.11-0ubuntu0.1+esm5 | [libavcodec57 7:3.4.11-0ubuntu0.1+esm5](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libavcodec57-7-3.4.11-0ubuntu0.1-esm5.md) | Apr 26, 2024 |
| Linux | libavcodec58 Ubuntu 20.04 LTS (focal) | 7:4.2.7-0ubuntu0.1+esm5 | [libavcodec58 7:4.2.7-0ubuntu0.1+esm5](https://patchblox.com/security/data/fix/linux/ubuntu-focal-libavcodec58-7-4.2.7-0ubuntu0.1-esm5.md) | Apr 26, 2024 |
| Linux | libavcodec58 Ubuntu 22.04.1 LTS (jammy) | 7:4.4.2-0ubuntu0.22.04.1+esm4 | [libavcodec58 7:4.4.2-0ubuntu0.22.04.1+esm4](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-libavcodec58-7-4.4.2-0ubuntu0.22.04.1-esm4.md) | Apr 26, 2024 |
| Linux | libavdevice57 Ubuntu 18.04.6 LTS (bionic) | 7:3.4.11-0ubuntu0.1+esm5 | [libavdevice57 7:3.4.11-0ubuntu0.1+esm5](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libavdevice57-7-3.4.11-0ubuntu0.1-esm5.md) | Apr 26, 2024 |
| Linux | libavdevice58 Ubuntu 20.04 LTS (focal) | 7:4.2.7-0ubuntu0.1+esm5 | [libavdevice58 7:4.2.7-0ubuntu0.1+esm5](https://patchblox.com/security/data/fix/linux/ubuntu-focal-libavdevice58-7-4.2.7-0ubuntu0.1-esm5.md) | Apr 26, 2024 |
| Linux | libavdevice58 Ubuntu 22.04.1 LTS (jammy) | 7:4.4.2-0ubuntu0.22.04.1+esm4 | [libavdevice58 7:4.4.2-0ubuntu0.22.04.1+esm4](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-libavdevice58-7-4.4.2-0ubuntu0.22.04.1-esm4.md) | Apr 26, 2024 |
| Linux | libavfilter-extra Ubuntu 18.04.6 LTS (bionic) | 7:3.4.11-0ubuntu0.1+esm5 | [libavfilter-extra 7:3.4.11-0ubuntu0.1+esm5](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libavfilter-extra-7-3.4.11-0ubuntu0.1-esm5.md) | Apr 26, 2024 |
| Linux | libavfilter-extra Ubuntu 20.04 LTS (focal) | 7:4.2.7-0ubuntu0.1+esm5 | [libavfilter-extra 7:4.2.7-0ubuntu0.1+esm5](https://patchblox.com/security/data/fix/linux/ubuntu-focal-libavfilter-extra-7-4.2.7-0ubuntu0.1-esm5.md) | Apr 26, 2024 |
| Linux | libavfilter-extra Ubuntu 22.04.1 LTS (jammy) | 7:4.4.2-0ubuntu0.22.04.1+esm4 | [libavfilter-extra 7:4.4.2-0ubuntu0.22.04.1+esm4](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-libavfilter-extra-7-4.4.2-0ubuntu0.22.04.1-esm4.md) | Apr 26, 2024 |
| Linux | libavfilter-extra6 Ubuntu 18.04.6 LTS (bionic) | 7:3.4.11-0ubuntu0.1+esm5 | [libavfilter-extra6 7:3.4.11-0ubuntu0.1+esm5](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libavfilter-extra6-7-3.4.11-0ubuntu0.1-esm5.md) | Apr 26, 2024 |
| Linux | libavfilter-extra7 Ubuntu 20.04 LTS (focal) | 7:4.2.7-0ubuntu0.1+esm5 | [libavfilter-extra7 7:4.2.7-0ubuntu0.1+esm5](https://patchblox.com/security/data/fix/linux/ubuntu-focal-libavfilter-extra7-7-4.2.7-0ubuntu0.1-esm5.md) | Apr 26, 2024 |
| Linux | libavfilter-extra7 Ubuntu 22.04.1 LTS (jammy) | 7:4.4.2-0ubuntu0.22.04.1+esm4 | [libavfilter-extra7 7:4.4.2-0ubuntu0.22.04.1+esm4](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-libavfilter-extra7-7-4.4.2-0ubuntu0.22.04.1-esm4.md) | Apr 26, 2024 |
| Linux | libavfilter6 Ubuntu 18.04.6 LTS (bionic) | 7:3.4.11-0ubuntu0.1+esm5 | [libavfilter6 7:3.4.11-0ubuntu0.1+esm5](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libavfilter6-7-3.4.11-0ubuntu0.1-esm5.md) | Apr 26, 2024 |
| Linux | libavfilter7 Ubuntu 20.04 LTS (focal) | 7:4.2.7-0ubuntu0.1+esm5 | [libavfilter7 7:4.2.7-0ubuntu0.1+esm5](https://patchblox.com/security/data/fix/linux/ubuntu-focal-libavfilter7-7-4.2.7-0ubuntu0.1-esm5.md) | Apr 26, 2024 |
| Linux | libavfilter7 Ubuntu 22.04.1 LTS (jammy) | 7:4.4.2-0ubuntu0.22.04.1+esm4 | [libavfilter7 7:4.4.2-0ubuntu0.22.04.1+esm4](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-libavfilter7-7-4.4.2-0ubuntu0.22.04.1-esm4.md) | Apr 26, 2024 |
| Linux | libavformat-extra Ubuntu 22.04.1 LTS (jammy) | 7:4.4.2-0ubuntu0.22.04.1+esm4 | [libavformat-extra 7:4.4.2-0ubuntu0.22.04.1+esm4](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-libavformat-extra-7-4.4.2-0ubuntu0.22.04.1-esm4.md) | Apr 26, 2024 |
| Linux | libavformat-extra58 Ubuntu 22.04.1 LTS (jammy) | 7:4.4.2-0ubuntu0.22.04.1+esm4 | [libavformat-extra58 7:4.4.2-0ubuntu0.22.04.1+esm4](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-libavformat-extra58-7-4.4.2-0ubuntu0.22.04.1-esm4.md) | Apr 26, 2024 |
| Linux | libavformat57 Ubuntu 18.04.6 LTS (bionic) | 7:3.4.11-0ubuntu0.1+esm5 | [libavformat57 7:3.4.11-0ubuntu0.1+esm5](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libavformat57-7-3.4.11-0ubuntu0.1-esm5.md) | Apr 26, 2024 |
| Linux | libavformat58 Ubuntu 20.04 LTS (focal) | 7:4.2.7-0ubuntu0.1+esm5 | [libavformat58 7:4.2.7-0ubuntu0.1+esm5](https://patchblox.com/security/data/fix/linux/ubuntu-focal-libavformat58-7-4.2.7-0ubuntu0.1-esm5.md) | Apr 26, 2024 |
| Linux | libavformat58 Ubuntu 22.04.1 LTS (jammy) | 7:4.4.2-0ubuntu0.22.04.1+esm4 | [libavformat58 7:4.4.2-0ubuntu0.22.04.1+esm4](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-libavformat58-7-4.4.2-0ubuntu0.22.04.1-esm4.md) | Apr 26, 2024 |
| Linux | libavresample3 Ubuntu 18.04.6 LTS (bionic) | 7:3.4.11-0ubuntu0.1+esm5 | [libavresample3 7:3.4.11-0ubuntu0.1+esm5](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libavresample3-7-3.4.11-0ubuntu0.1-esm5.md) | Apr 26, 2024 |
| Linux | libavresample4 Ubuntu 20.04 LTS (focal) | 7:4.2.7-0ubuntu0.1+esm5 | [libavresample4 7:4.2.7-0ubuntu0.1+esm5](https://patchblox.com/security/data/fix/linux/ubuntu-focal-libavresample4-7-4.2.7-0ubuntu0.1-esm5.md) | Apr 26, 2024 |
| Linux | libavutil55 Ubuntu 18.04.6 LTS (bionic) | 7:3.4.11-0ubuntu0.1+esm5 | [libavutil55 7:3.4.11-0ubuntu0.1+esm5](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libavutil55-7-3.4.11-0ubuntu0.1-esm5.md) | Apr 26, 2024 |
| Linux | libavutil56 Ubuntu 20.04 LTS (focal) | 7:4.2.7-0ubuntu0.1+esm5 | [libavutil56 7:4.2.7-0ubuntu0.1+esm5](https://patchblox.com/security/data/fix/linux/ubuntu-focal-libavutil56-7-4.2.7-0ubuntu0.1-esm5.md) | Apr 26, 2024 |
| Linux | libavutil56 Ubuntu 22.04.1 LTS (jammy) | 7:4.4.2-0ubuntu0.22.04.1+esm4 | [libavutil56 7:4.4.2-0ubuntu0.22.04.1+esm4](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-libavutil56-7-4.4.2-0ubuntu0.22.04.1-esm4.md) | Apr 26, 2024 |
| Linux | libpostproc54 Ubuntu 18.04.6 LTS (bionic) | 7:3.4.11-0ubuntu0.1+esm5 | [libpostproc54 7:3.4.11-0ubuntu0.1+esm5](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libpostproc54-7-3.4.11-0ubuntu0.1-esm5.md) | Apr 26, 2024 |
| Linux | libpostproc55 Ubuntu 20.04 LTS (focal) | 7:4.2.7-0ubuntu0.1+esm5 | [libpostproc55 7:4.2.7-0ubuntu0.1+esm5](https://patchblox.com/security/data/fix/linux/ubuntu-focal-libpostproc55-7-4.2.7-0ubuntu0.1-esm5.md) | Apr 26, 2024 |
| Linux | libpostproc55 Ubuntu 22.04.1 LTS (jammy) | 7:4.4.2-0ubuntu0.22.04.1+esm4 | [libpostproc55 7:4.4.2-0ubuntu0.22.04.1+esm4](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-libpostproc55-7-4.4.2-0ubuntu0.22.04.1-esm4.md) | Apr 26, 2024 |
| Linux | libswresample2 Ubuntu 18.04.6 LTS (bionic) | 7:3.4.11-0ubuntu0.1+esm5 | [libswresample2 7:3.4.11-0ubuntu0.1+esm5](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libswresample2-7-3.4.11-0ubuntu0.1-esm5.md) | Apr 26, 2024 |
| Linux | libswresample3 Ubuntu 20.04 LTS (focal) | 7:4.2.7-0ubuntu0.1+esm5 | [libswresample3 7:4.2.7-0ubuntu0.1+esm5](https://patchblox.com/security/data/fix/linux/ubuntu-focal-libswresample3-7-4.2.7-0ubuntu0.1-esm5.md) | Apr 26, 2024 |
| Linux | libswresample3 Ubuntu 22.04.1 LTS (jammy) | 7:4.4.2-0ubuntu0.22.04.1+esm4 | [libswresample3 7:4.4.2-0ubuntu0.22.04.1+esm4](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-libswresample3-7-4.4.2-0ubuntu0.22.04.1-esm4.md) | Apr 26, 2024 |
| Linux | libswscale4 Ubuntu 18.04.6 LTS (bionic) | 7:3.4.11-0ubuntu0.1+esm5 | [libswscale4 7:3.4.11-0ubuntu0.1+esm5](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libswscale4-7-3.4.11-0ubuntu0.1-esm5.md) | Apr 26, 2024 |
| Linux | libswscale5 Ubuntu 20.04 LTS (focal) | 7:4.2.7-0ubuntu0.1+esm5 | [libswscale5 7:4.2.7-0ubuntu0.1+esm5](https://patchblox.com/security/data/fix/linux/ubuntu-focal-libswscale5-7-4.2.7-0ubuntu0.1-esm5.md) | Apr 26, 2024 |
| Linux | libswscale5 Ubuntu 22.04.1 LTS (jammy) | 7:4.4.2-0ubuntu0.22.04.1+esm4 | [libswscale5 7:4.4.2-0ubuntu0.22.04.1+esm4](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-libswscale5-7-4.4.2-0ubuntu0.22.04.1-esm4.md) | Apr 26, 2024 |

---

Data as of 2026-11-09T07:25:28Z UTC. Source: Patchblox Patch Radar (https://patchblox.com/security/patch-radar). Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

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