From e8714f6f93d1a32f4e4655209960afcf4c185214 Mon Sep 17 00:00:00 2001 From: Michael Niedermayer Date: Wed, 17 Dec 2014 21:27:37 +0100 Subject: avcodec/h264: Clear delayed_pic on deallocation Fixes use of freed memory Fixes: case5_av_frame_copy_props.mp4 Found-by: Michal Zalewski Signed-off-by: Michael Niedermayer --- libavcodec/h264.c | 1 + 1 file changed, 1 insertion(+) diff --git a/libavcodec/h264.c b/libavcodec/h264.c index 222bf58b10..06d8dec82e 100644 --- a/libavcodec/h264.c +++ b/libavcodec/h264.c @@ -391,6 +391,7 @@ void ff_h264_free_tables(H264Context *h, int free_rbsp) if (free_rbsp && h->DPB) { for (i = 0; i < H264_MAX_PICTURE_COUNT; i++) ff_h264_unref_picture(h, &h->DPB[i]); + memset(h->delayed_pic, 0, sizeof(h->delayed_pic)); av_freep(&h->DPB); } else if (h->DPB) { for (i = 0; i < H264_MAX_PICTURE_COUNT; i++) -- cgit v1.2.3