There is an illegal address access in the build_table function in libavcodec/bitstream.c of Libav 12.1 that will lead to remote denial of service via crafted input.
Affected Software
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Libav | Libav | 12.1 (including) | 12.1 (including) |
| Ffmpeg | Ubuntu | artful | * |
| Ffmpeg | Ubuntu | upstream | * |
| Ffmpeg | Ubuntu | zesty | * |
| Libav | Ubuntu | esm-infra-legacy/trusty | * |
| Libav | Ubuntu | trusty | * |
| Libav | Ubuntu | trusty/esm | * |