[FFmpeg-trac] #11493(ffmpeg:new): ffmpeg causes mkv corruption when remuxing existing MKV with WEBVTT (.vtt) subtitles that have empty cue blocks

[FFmpeg]

#11493: ffmpeg causes mkv corruption when remuxing existing MKV with WEBVTT (.vtt)
subtitles that have empty cue blocks
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             Reporter:               |                    Owner:  (none)
  agH94PeodEE9                       |
                 Type:  defect       |                   Status:  new
             Priority:  normal       |                Component:  ffmpeg
              Version:  unspecified  |               Resolution:
             Keywords:  mkv          |               Blocked By:
  corrupted webvtt remux             |
             Blocking:               |  Reproduced by developer:  0
Analyzed by developer:  0            |
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Changes (by Marcos):

 * Attachment "bug-11493-demo.zip" added.

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Ticket URL: <https://trac.ffmpeg.org/ticket/11493>
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