From c1fe1114bc4c2f6da764f0eca792cf03c82c3422 Mon Sep 17 00:00:00 2001 From: Michael Niedermayer Date: Sun, 21 Mar 2021 18:08:43 +0100 Subject: [PATCH] avformat/mov: Do not zero memory that is written too or unused Fixes: OOM Fixes: 31220/clusterfuzz-testcase-minimized-ffmpeg_dem_MOV_fuzzer-6033383962574848 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer --- libavformat/mov.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/libavformat/mov.c b/libavformat/mov.c index f4c2215ba4..a1411264ec 100644 --- a/libavformat/mov.c +++ b/libavformat/mov.c @@ -3022,7 +3022,7 @@ static int mov_read_sdtp(MOVContext *c, AVIOContext *pb, MOVAtom atom) av_freep(&sc->sdtp_data); sc->sdtp_count = 0; - sc->sdtp_data = av_mallocz(entries); + sc->sdtp_data = av_malloc(entries); if (!sc->sdtp_data) return AVERROR(ENOMEM);