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qtdemux: Check that the XiTh size is big enough

Browse source 
https://bugzilla.gnome.org/show_bug.cgi?id=775794
This commit is contained in:
Sebastian Dröge 2016-12-14 10:15:10 +02:00
parent f7c033f4ec
commit 35748dc8f2
1 changed files with 8 additions and 1 deletions
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9
gst/isomp4/qtdemux.c
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@ -7313,8 +7313,15 @@ qtdemux_parse_node (GstQTDemux * qtdemux, GNode * node, const guint8 * buffer,
offset = 0;
break;
}
if (offset)
if (offset) {
if (length < offset) {
GST_WARNING_OBJECT (qtdemux,
"skipping too small %" GST_FOURCC_FORMAT " box",
GST_FOURCC_ARGS (fourcc));
break;
}
qtdemux_parse_container (qtdemux, node, buffer + offset, end);
}
break;
}
case FOURCC_in24: