[Bug 687030] New: ogg: crash checking header of empty vorbis packet

[GStreamer (bugzilla.gnome.org)]

https://bugzilla.gnome.org/show_bug.cgi?id=687030
  GStreamer | gst-plugins-base | git

           Summary: ogg: crash checking header of empty vorbis packet
    Classification: Platform
           Product: GStreamer
           Version: git
        OS/Version: All
            Status: UNCONFIRMED
          Severity: critical
          Priority: Normal
         Component: gst-plugins-base
        AssignedTo: gstreamer-bugs at lists.freedesktop.org
        ReportedBy: net147 at gmail.com
         QAContact: gstreamer-bugs at lists.freedesktop.org
     GNOME version: ---


In is_header_vorbis (ext/ogg/gstoggstream.c), the packet data is dereferenced
when packet->bytes is 0.

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