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Check for bps% 8 != 0 if no streaminfo is present 

This extends commit c671e1c for cases where streaminfo is not
present.

Credit: Oss-Fuzz
Issue: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=58277
This commit is contained in:
Martijn van Beurden 2023-04-23 21:06:27 +02:00
parent 5008827b64
commit d4daa86167
1 changed files with 4 additions and 0 deletions
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4
src/flac/decode.c
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@ -1144,6 +1144,10 @@ FLAC__StreamDecoderWriteStatus write_callback(const FLAC__StreamDecoder *decoder
else {
/* must not have gotten STREAMINFO, save the bps from the frame header */
FLAC__ASSERT(!decoder_session->got_stream_info);
if(decoder_session->format == FORMAT_RAW && ((decoder_session->bps % 8) != 0 || decoder_session->bps < 4)) {
flac__utils_printf(stderr, 1, "%s: ERROR: bits per sample is %u, must be 8/16/24/32 for raw format output\n", decoder_session->inbasefilename, decoder_session->bps);
return FLAC__STREAM_DECODER_WRITE_STATUS_ABORT;
}
decoder_session->bps = bps;
}