yopdec: check that palette fits in the packet

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit b6fdf8dea7aaf3cb9a979dce91f752c2ce3086a3)

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2012-06-01 15:51:50 +02:00
parent 32ac7c0cf6
commit e37599001c

View File

@ -203,6 +203,11 @@ static int yop_decode_frame(AVCodecContext *avctx, void *data, int *data_size,
if (s->frame.data[0])
avctx->release_buffer(avctx, &s->frame);
if (avpkt->size < 4 + 3*s->num_pal_colors) {
av_log(avctx, AV_LOG_ERROR, "packet of size %d too small\n", avpkt->size);
return AVERROR_INVALIDDATA;
}
ret = avctx->get_buffer(avctx, &s->frame);
if (ret < 0) {
av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");