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avcodec/mpegaudio_parser: Consume more than 0 bytes in case of the unsupported mp3adu case

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Fixes: Timeout
Fixes: 10966/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_MP3ADU_fuzzer-5348695024336896
Fixes: 10969/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_MP3ADUFLOAT_fuzzer-5691669402877952

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 df91af140c)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
Michael Niedermayer 2018-10-28 21:08:39 +01:00
parent 2f04b78b95
commit 7d23ccac8d
1 changed files with 1 additions and 1 deletions
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2
libavcodec/mpegaudio_parser.c
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@ -101,7 +101,7 @@ static int mpegaudio_parse(AVCodecParserContext *s1,
"MP3ADU full parser");
*poutbuf = NULL;
*poutbuf_size = 0;
return 0; /* parsers must not return error codes */
return buf_size; /* parsers must not return error codes */
}
break;