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| author | Michael Niedermayer <michaelni@gmx.at> | 2013-12-18 19:39:05 +0100 |
|---|---|---|
| committer | Michael Niedermayer <michaelni@gmx.at> | 2013-12-18 19:40:08 +0100 |
| commit | d8b4ba3c5a9cff9fdd36b03d600ad38e09608daf (patch) | |
| tree | e4abf4ca4d7b691dbe8928cdaf343f78532a87e9 /libavformat | |
| parent | 4a2570f50a2f348972ec8a58bb79bf5b0dd1b7ea (diff) | |
| download | ffmpeg-d8b4ba3c5a9cff9fdd36b03d600ad38e09608daf.tar.gz | |
avformat/isom: zero MPEG4AudioConfig to avoid leaving fields uninitialized
Fixes: use of uninitialized memory
Fixes: msan_uninit-mem_7f392c443e0d_1433_Crowd_Applause_01.caf
Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Diffstat (limited to 'libavformat')
| -rw-r--r-- | libavformat/isom.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/libavformat/isom.c b/libavformat/isom.c index de9d20ccab..19ec57b5df 100644 --- a/libavformat/isom.c +++ b/libavformat/isom.c @@ -461,7 +461,7 @@ int ff_mp4_read_dec_config_descr(AVFormatContext *fc, AVStream *st, AVIOContext return AVERROR(ENOMEM); avio_read(pb, st->codec->extradata, len); if (st->codec->codec_id == AV_CODEC_ID_AAC) { - MPEG4AudioConfig cfg; + MPEG4AudioConfig cfg = {0}; avpriv_mpeg4audio_get_config(&cfg, st->codec->extradata, st->codec->extradata_size * 8, 1); st->codec->channels = cfg.channels; |