diff options
| author | Michael Niedermayer <[email protected]> | 2014-01-10 20:58:19 +0100 |
|---|---|---|
| committer | Michael Niedermayer <[email protected]> | 2014-01-13 16:09:22 +0100 |
| commit | 763a808c96bb1d95afe5a4b04d2688de4e605216 (patch) | |
| tree | 2b43a0f20693321f56440b5b4182b2a4c237cc5e | |
| parent | 4f3b0afaa236f4c1cf0cce4b3b014af647b4e4a6 (diff) | |
avformat/flvdec: initialize context before reading from it
Fixes use of uninitialized memory
Fixes: msan_uninit-mem_7f9b8387069e_5377_flv_with_pcm_s16be_audio_track.flv
Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <[email protected]>
(cherry picked from commit 396ddcf22d55fa7e735d69eed22a4a4b1649b73c)
Signed-off-by: Michael Niedermayer <[email protected]>
| -rw-r--r-- | libavformat/flvdec.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/libavformat/flvdec.c b/libavformat/flvdec.c index 1024001a47..e2498db7ed 100644 --- a/libavformat/flvdec.c +++ b/libavformat/flvdec.c @@ -916,7 +916,7 @@ retry_duration: flv->last_channels = channels = st->codec->channels; } else { - AVCodecContext ctx; + AVCodecContext ctx = {0}; ctx.sample_rate = sample_rate; flv_set_audio_codec(s, st, &ctx, flags & FLV_AUDIO_CODECID_MASK); sample_rate = ctx.sample_rate; |