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mpegtsdemux: Don't use PIDs > MPEGTS_MAX_PID

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The mpegtsdemux streams array only has MPEGTS_MAX_PID entries
and accessing one afterwards will result in crashes.

Fixes bug #575672.
This commit is contained in:
Aleksey Yulin 2009-07-16 19:49:26 +02:00 committed by Sebastian Dröge
parent 1b246c72d1
commit 2db8d6ea0b
1 changed files with 2 additions and 1 deletions
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3
gst/mpegdemux/gstmpegtsdemux.c
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@ -1697,7 +1697,8 @@ gst_mpegts_demux_parse_adaptation_field (GstMpegTSStream * stream,
memset (pmts_checked, 0, sizeof (gboolean) * (MPEGTS_MAX_PID + 1)); memset (pmts_checked, 0, sizeof (gboolean) * (MPEGTS_MAX_PID + 1));
for (j = 0; j < MPEGTS_MAX_PID + 1; j++) { for (j = 0; j < MPEGTS_MAX_PID + 1; j++) {
if (demux->streams[j] && demux->streams[j]->PMT_pid) { if (demux->streams[j]
&& demux->streams[j]->PMT_pid <= MPEGTS_MAX_PID) {
if (!pmts_checked[demux->streams[j]->PMT_pid]) { if (!pmts_checked[demux->streams[j]->PMT_pid]) {
/* check if this is correct pcr for pmt */ /* check if this is correct pcr for pmt */
if (demux->streams[demux->streams[j]->PMT_pid] && if (demux->streams[demux->streams[j]->PMT_pid] &&