From: Andreas Cadhalpun <[email protected]> Otherwise the loop can take a lot of time if num_descr is very large.
Signed-off-by: Andreas Cadhalpun <[email protected]> --- libavformat/mov_chan.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/libavformat/mov_chan.c b/libavformat/mov_chan.c index 2c54920..94b93cf 100644 --- a/libavformat/mov_chan.c +++ b/libavformat/mov_chan.c @@ -565,6 +565,11 @@ int ff_mov_read_chan(AVFormatContext *s, AVIOContext *pb, AVStream *st, label_mask = 0; for (i = 0; i < num_descr; i++) { uint32_t label; + if (pb->eof_reached) { + av_log(s, AV_LOG_ERROR, + "reached EOF while reading channel layout\n"); + return AVERROR_INVALIDDATA; + } label = avio_rb32(pb); // mChannelLabel avio_rb32(pb); // mChannelFlags avio_rl32(pb); // mCoordinates[0] -- 1.9.5 (Apple Git-50.3) _______________________________________________ libav-devel mailing list [email protected] https://lists.libav.org/mailman/listinfo/libav-devel
