[Bug 777940] qtdemux: huge memory allocation

[GStreamer (GNOME Bugzilla)]

https://bugzilla.gnome.org/show_bug.cgi?id=777940

Tim-Philipp Müller <t.i.m at zen.co.uk> changed:

           What    |Removed                     |Added
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                 CC|                            |t.i.m at zen.co.uk

--- Comment #1 from Tim-Philipp Müller <t.i.m at zen.co.uk> ---
Created attachment 344580
  --> https://bugzilla.gnome.org/attachment.cgi?id=344580&action=edit
qtdemux: sanity check number of segments in edit list

I first did something like

  if (n_segments > (G_MAXINT / entry_size))

which I then revised to

  if (n_segments > ((N * 1024 * 1024) / entry_size))

but it all seemed silly in the end, might just as well specify some threshold
directly.

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