Description
FFmpeg through 4.3 has a heap-based buffer overflow in avio_get_str in libavformat/aviobuf.c because dnn_backend_native.c calls ff_dnn_load_model_native and a certain index check is omitted.
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 | 7:4.3.1-1 | — |
| Debian 13 | ffmpeg | 7:4.3.1-1 | — |
| Debian 12 | ffmpeg | 7:4.3.1-1 | — |
Alpine
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.24 | ffmpeg | 4.3.1-r0 | — |
| Alpine v3.23 | ffmpeg | 4.3.1-r0 | — |
| Alpine v3.22 | ffmpeg +1 | 4.3.1-r0 | — |
| Alpine v3.21 | ffmpeg +1 | 4.3.1-r0 | — |
| Alpine v3.20 | ffmpeg +1 | 4.3.1-r0 | — |
Show 8 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.19 | ffmpeg +1 | 4.3.1-r0 | — |
| Alpine v3.18 | ffmpeg +1 | 4.3.1-r0 | — |
| Alpine v3.17 | ffmpeg +1 | 4.3.1-r0 | — |
| Alpine v3.16 | ffmpeg +1 | 4.3.1-r0 | — |
| Alpine v3.15 | ffmpeg | 4.3.1-r0 | — |
| Alpine v3.14 | ffmpeg | 4.3.1-r0 | — |
| Alpine v3.13 | ffmpeg | 4.3.1-r0 | — |
| Alpine v3.12 | ffmpeg | 4.3.1-r0 | — |