The seg_write_packet function in libavformat/segment.c in ffmpeg 2.1.4 and earlier does not free the correct memory location, which allows remote attackers to cause a denial of service (invalid memory handler) and possibly execute arbitrary code via a crafted video that triggers a use after free.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Ffmpeg | Ffmpeg | * | 2.1.4 (including) |
| Ffmpeg | Ubuntu | lucid | * |
| Libav | Ubuntu | esm-infra-legacy/trusty | * |
| Libav | Ubuntu | trusty | * |
| Libav | Ubuntu | trusty/esm | * |
| Libav | Ubuntu | utopic | * |