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v410dec: Check for sufficient input data. Fixes crash

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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Signed-off-by: Ronald S. Bultje <rsbultje@gmail.com>
This commit is contained in:
Michael Niedermayer 2011-12-28 15:04:44 -05:00 committed by Ronald S. Bultje
parent 733b23c2e4
commit 8f5216905f
1 changed files with 5 additions and 0 deletions
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5
libavcodec/v410dec.c
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@ -55,6 +55,11 @@ static int v410_decode_frame(AVCodecContext *avctx, void *data,
if (pic->data[0]) if (pic->data[0])
avctx->release_buffer(avctx, pic); avctx->release_buffer(avctx, pic);
if (avpkt->size < 4 * avctx->height * avctx->width) {
av_log(avctx, AV_LOG_ERROR, "Insufficient input data.\n");
return AVERROR(EINVAL);
}
pic->reference = 0; pic->reference = 0;
if (avctx->get_buffer(avctx, pic) < 0) { if (avctx->get_buffer(avctx, pic) < 0) {