mirror of https://git.ffmpeg.org/ffmpeg.git
avcodec/movtextdec: Fix potential integer overflow
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
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@ -485,7 +485,7 @@ static int mov_text_decode_frame(AVCodecContext *avctx,
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m->size_var = 8;
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//size_var is equal to 8 or 16 depending on the size of box
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if (m->tracksize + tsmb_size > avpkt->size)
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if (tsmb_size > avpkt->size - m->tracksize)
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break;
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for (size_t i = 0; i < box_count; i++) {
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