From 99e000704690b2b954c18ca585cc56dfd99e9c16 Mon Sep 17 00:00:00 2001 From: Marton Balint Date: Sun, 27 Oct 2019 18:10:33 +0100 Subject: avcodec/libvpxdec: make sure BlockAdditional side data size >= 8 Signed-off-by: Marton Balint Signed-off-by: James Zern --- libavcodec/libvpxdec.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'libavcodec/libvpxdec.c') diff --git a/libavcodec/libvpxdec.c b/libavcodec/libvpxdec.c index 164dbda49b..cc91140886 100644 --- a/libavcodec/libvpxdec.c +++ b/libavcodec/libvpxdec.c @@ -191,7 +191,7 @@ static int vpx_decode(AVCodecContext *avctx, side_data = av_packet_get_side_data(avpkt, AV_PKT_DATA_MATROSKA_BLOCKADDITIONAL, &side_data_size); - if (side_data_size > 1) { + if (side_data_size >= 8) { const uint64_t additional_id = AV_RB64(side_data); side_data += 8; side_data_size -= 8; -- cgit v1.2.3