CVE-2020-22037

Se presenta una vulnerabilidad de Denegación de Servicio en FFmpeg versión 4.2, debido a una pérdida de memoria en la función avcodec_alloc_context3 en el archivo options.c

It was discovered that FFmpeg would attempt to divide by zero when using Linear Predictive Coding or AAC codecs. An attacker could possibly use this issue to cause a denial of service. This issue only affected Ubuntu 18.04 LTS, Ubuntu 20.04 LTS and Ubuntu 21.10. It was discovered that FFmpeg incorrectly handled certain input. An attacker could possibly use this issue to cause a denial of service. This issue only affected Ubuntu 18.04 LTS, Ubuntu 20.04 LTS and Ubuntu 21.10.