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| author | Michael Niedermayer <michael@niedermayer.cc> | 2018-08-05 14:51:36 +0200 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2018-08-12 22:19:25 +0200 |
| commit | a36d649ffce62932b4a1ae59a0403568fa648c2a (patch) | |
| tree | ecca6d933172f8382a350c682a49f1378c1f6dfa | |
| parent | b12e1618a39ab0d82ecaa301e7cceade71b7c9e3 (diff) | |
| download | ffmpeg-a36d649ffce62932b4a1ae59a0403568fa648c2a.tar.gz | |
avcodec/mpegaudio_parser: Initialize poutbuf*
Possibly fixes: null pointer dereference
Possibly fixes: 9352/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_MP3ADUFLOAT_fuzzer-5146068961460224
Fixes: Heap-use-after-free
Fixes: 9453/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_MP3ADUFLOAT_fuzzer-5137954375729152
Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 0f4c3b0b8e5435d13fd3b64c91969b31c3c018dc)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
| -rw-r--r-- | libavcodec/mpegaudio_parser.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/libavcodec/mpegaudio_parser.c b/libavcodec/mpegaudio_parser.c index b66e8b0561..a358069dab 100644 --- a/libavcodec/mpegaudio_parser.c +++ b/libavcodec/mpegaudio_parser.c @@ -98,6 +98,8 @@ static int mpegaudio_parse(AVCodecParserContext *s1, } else if (codec_id == AV_CODEC_ID_MP3ADU) { avpriv_report_missing_feature(avctx, "MP3ADU full parser"); + *poutbuf = NULL; + *poutbuf_size = 0; return 0; /* parsers must not return error codes */ } |