Description
A Denial of Service vulnerability exists in FFmpeg 4.2 due to a memory leak in the av_buffersrc_add_frame_flags function in buffersrc.
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 | 7:4.2.7-0ubuntu0.1 | — |
| Ubuntu 18.04 LTS | ffmpeg | 7:3.4.11-0ubuntu0.1 | — |
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 |
Advisories 3
- 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
- WID-SEC-2023-0011 ffmpeg: Mehrere Schwachstellen BSI CERT-Bund (WID) · Apr 3, 2025