[FFmpeg-devel] [PATCH 4/6] avformat/mov: Do not zero memory that is written too or unused
Michael Niedermayer
michael at niedermayer.cc
Mon Mar 22 22:58:31 EET 2021
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 <michael at niedermayer.cc>
---
libavformat/mov.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/libavformat/mov.c b/libavformat/mov.c
index b90cec7173..5f8bcfbf22 100644
--- a/libavformat/mov.c
+++ b/libavformat/mov.c
@@ -3018,7 +3018,7 @@ 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);
--
2.17.1
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