CVE-2019-9721 | FFmpeg 4.1 Subtitle Decoder htmlsubtitles.c handle_open_brace Video File out-of-bounds (Nessus ID 322833 / ID 197450)

A vulnerability labeled as problematic has been found in FFmpeg 4.1. Affected by this vulnerability is the function handle_open_brace of the file libavcodec/htmlsubtitles.c of the component Subtitle Decoder. Such manipulation as part of Video File leads to out-of-bounds read. This vulnerability is uniquely identified as CVE-2019-9721. The attack can be launched remotely. No exploit exists.