CVE-2020-22051

Se presenta una vulnerabilidad de Denegación de Servicio en FFmpeg versión 4.2, debido a una pérdida de memoria en la función filter_frame en el archivo vf_tile.c

It was discovered that FFmpeg did not properly handle certain inputs in vf_lagfun.c, resulting in a buffer overflow vulnerability. An attacker could possibly use this issue to cause a denial of service via application crash. This issue only affected Ubuntu 20.04 LTS. It was discovered that FFmpeg incorrectly managed memory in avienc.c, resulting in a memory leak. An attacker could possibly use this issue to cause a denial of service via application crash.