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Limit amount of samples to decode in fuzzer_tool_flac #783

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Dec 29, 2024
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Limit amount of samples to decode in fuzzer_tool_flac #783

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9 changes: 9 additions & 0 deletions src/flac/decode.c
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Original file line number Diff line number Diff line change
Expand Up @@ -1293,6 +1293,15 @@ FLAC__StreamDecoderWriteStatus write_callback(const FLAC__StreamDecoder *decoder
}
}

#ifdef FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION
if(decoder_session->samples_processed > (1 << 23)) {
decoder_session->abort_flag = true;
decoder_session->aborting_due_to_until = true;
return FLAC__STREAM_DECODER_WRITE_STATUS_ABORT;
}
#endif


if(decoder_session->analysis_mode && decoder_session->decode_position_valid) {
FLAC__uint64 dpos;
if(!FLAC__stream_decoder_get_decode_position(decoder_session->decoder, &dpos))
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