Description
A Denial of Service vulnerability exists in FFmpeg 4.2 due to a memory leak in the avpriv_float_dsp_allocl function in libavutil/float_dsp.c.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | ffmpeg | 7:4.3-2 | — |
| Debian 13 | ffmpeg | 7:4.3-2 | — |
| Debian 12 | ffmpeg | 7:4.3-2 | — |
| Debian 9 | ffmpeg | 7:3.2.16-1+deb9u1 | DLA-2818-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 20.04 LTS | ffmpeg | 7:4.2.4-1ubuntu0.1 | — |
Show 1 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu Pro 16.04 LTS | ffmpeg | 7:2.8.17-0ubuntu0.1+esm3 | USN-5167-1 |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 15 SP6 | ffmpeg-4 | 4.4.5-150600.13.19.1 | SUSE-SU-2025:0958-1 |
| SLES 15 SP3 | ffmpeg | 3.4.2-11.8.2 | SUSE-SU-2021:2919-1 |
| SLES 15 SP2 | ffmpeg | 3.4.2-11.8.2 | SUSE-SU-2021:2919-1 |
| SLES 15 SP1 | ffmpeg | 3.4.2-4.34.2 | SUSE-SU-2021:2929-1 |
| SLES 15 | ffmpeg | 3.4.2-4.34.2 | SUSE-SU-2021:2929-1 |
Show 8 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES for SAP 15 SP1 | ffmpeg | 3.4.2-4.34.2 | SUSE-SU-2021:2929-1 |
| SLES for SAP 15 | ffmpeg | 3.4.2-4.34.2 | SUSE-SU-2021:2929-1 |
| SLE HPC 15 SP1 | ffmpeg | 3.4.2-4.34.2 | SUSE-SU-2021:2929-1 |
| SLE HPC 15 | ffmpeg | 3.4.2-4.34.2 | SUSE-SU-2021:2929-1 |
| SUSE Manager Server 4.0 | ffmpeg | 3.4.2-4.34.2 | SUSE-SU-2021:2929-1 |
| SUSE Manager Retail Branch Server 4.0 | ffmpeg | 3.4.2-4.34.2 | SUSE-SU-2021:2929-1 |
| SUSE Manager Proxy 4.0 | ffmpeg | 3.4.2-4.34.2 | SUSE-SU-2021:2929-1 |
| SUSE Enterprise Storage 6 | ffmpeg | 3.4.2-4.34.2 | SUSE-SU-2021:2929-1 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | ffmpeg-4 | 4.4-5.2 | openSUSE-SU-2024:10754-1 |
| openSUSE Tumbleweed | ffmpeg-6 | 6.0-1.1 | openSUSE-SU-2024:12817-1 |
| openSUSE Tumbleweed | ffmpeg-7 | 7.0-1.1 | openSUSE-SU-2024:13889-1 |
| openSUSE Leap 15.6 | ffmpeg-4 | 4.4.5-150600.13.19.1 | SUSE-SU-2025:0958-1 |
| openSUSE Leap 15.3 | ffmpeg | 3.4.2-11.8.2 | openSUSE-SU-2021:2919-1 |
Advisories 10
- USN-5167-1 ffmpeg vulnerabilities Ubuntu Security Notices (USN) · Jun 25, 2026
- DLA-2818-1 ffmpeg - security update Debian Security (DSA / DLA) · Mar 9, 2026
- SUSE-SU-2021:2919-1 Security update for ffmpeg SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2021:2929-1 Security update for ffmpeg SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2024:10754-1 ffmpeg-4-4.4-5.2 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2021:2919-1 Security update for ffmpeg SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2024:13889-1 ffmpeg-7-7.0-1.1 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2025:0958-1 Security update for ffmpeg-4 SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2024:12817-1 ffmpeg-6-6.0-1.1 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
- WID-SEC-2023-0011 ffmpeg: Mehrere Schwachstellen BSI CERT-Bund (WID) · Apr 3, 2025