From 07728a111583be6865b7ce2adea705af9d207588 Mon Sep 17 00:00:00 2001 From: Michael Niedermayer Date: Wed, 1 Jan 2014 03:30:16 +0100 Subject: [PATCH] avcodec/binkaudio: clear padding area of packet_buffer Fixes use of uninitialized memory Fixes: msan_uninit-mem_7f0dba198b34_2970_Snd0a3a2ad4.dee Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind Signed-off-by: Michael Niedermayer --- libavcodec/binkaudio.c | 1 + 1 file changed, 1 insertion(+) diff --git a/libavcodec/binkaudio.c b/libavcodec/binkaudio.c index 8db4533221..ffa32d12aa 100644 --- a/libavcodec/binkaudio.c +++ b/libavcodec/binkaudio.c @@ -306,6 +306,7 @@ static int decode_frame(AVCodecContext *avctx, void *data, buf = av_realloc(s->packet_buffer, avpkt->size + FF_INPUT_BUFFER_PADDING_SIZE); if (!buf) return AVERROR(ENOMEM); + memset(buf + avpkt->size, 0, FF_INPUT_BUFFER_PADDING_SIZE); s->packet_buffer = buf; memcpy(s->packet_buffer, avpkt->data, avpkt->size); if ((ret = init_get_bits8(gb, s->packet_buffer, avpkt->size)) < 0) -- 2.11.0