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Merge commit '62b1e3b1031e901105d78e831120de8e4c3e0013'

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* commit '62b1e3b1031e901105d78e831120de8e4c3e0013':
  aasc: Check minimum buffer size

Conflicts:
	libavcodec/aasc.c

See: e1631f8ebe
See: 8a57ca5c6a
Merged-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2013-07-29 11:42:47 +02:00
commit 0c6f382e85
1 changed files with 2 additions and 4 deletions
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6
libavcodec/aasc.c
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@ -107,11 +107,9 @@ static int aasc_decode_frame(AVCodecContext *avctx,
switch (compr) {
case 0:
stride = (avctx->width * psize + psize) & ~psize;
if (buf_size < stride * avctx->height)
return AVERROR_INVALIDDATA;
for (i = avctx->height - 1; i >= 0; i--) {
if (avctx->width * psize > buf_size) {
av_log(avctx, AV_LOG_ERROR, "Next line is beyond buffer bounds\n");
break;
}
memcpy(s->frame->data[0] + i * s->frame->linesize[0], buf, avctx->width * psize);
buf += stride;
buf_size -= stride;