From b6fdf8dea7aaf3cb9a979dce91f752c2ce3086a3 Mon Sep 17 00:00:00 2001 From: Michael Niedermayer Date: Fri, 1 Jun 2012 15:51:50 +0200 Subject: [PATCH] yopdec: check that palette fits in the packet Signed-off-by: Michael Niedermayer --- libavcodec/yop.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/libavcodec/yop.c b/libavcodec/yop.c index ac17297915..df61426dfe 100644 --- a/libavcodec/yop.c +++ b/libavcodec/yop.c @@ -204,6 +204,11 @@ 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");