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author | Martijn van Beurden <mvanb1@gmail.com> | 2021-12-22 15:15:16 +0100 |
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committer | Ralph Giles <giles@thaumas.net> | 2022-02-08 20:49:11 -0800 |
commit | aa126b8f2f46e581cc4689542b8a14e1663dbfaf (patch) | |
tree | 133819d278c22aff308cdc6773945ffab609ea04 /src | |
parent | e1575e4a7c5157cbf4e4a16dbd39b74f7174c7be (diff) | |
download | flac-aa126b8f2f46e581cc4689542b8a14e1663dbfaf.tar.gz |
Mark 32 bps stream with stereo decorrelation as unparsable
Credit: Oss-Fuzz
Issue: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=19234
Signed-off-by: Ralph Giles <giles@thaumas.net>
Diffstat (limited to 'src')
-rw-r--r-- | src/libFLAC/stream_decoder.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/src/libFLAC/stream_decoder.c b/src/libFLAC/stream_decoder.c index eb183186..db430b85 100644 --- a/src/libFLAC/stream_decoder.c +++ b/src/libFLAC/stream_decoder.c @@ -2359,6 +2359,11 @@ FLAC__bool read_frame_header_(FLAC__StreamDecoder *decoder) break; } + if(decoder->private_->frame.header.bits_per_sample == 32 && decoder->private_->frame.header.channel_assignment != FLAC__CHANNEL_ASSIGNMENT_INDEPENDENT){ + /* Decoder isn't equipped for 33-bit side frame */ + is_unparseable = true; + } + #ifndef FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION /* check to make sure that reserved bit is 0 */ if(raw_header[3] & 0x01) /* MAGIC NUMBER */ |