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| author | Michael Niedermayer <michael@niedermayer.cc> | 2020-05-28 00:05:16 +0200 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2020-05-29 19:40:36 +0200 |
| commit | 9d24f293e754da8ed41e1aab7406420bc59a9731 (patch) | |
| tree | a285ef55c1813e23b4fabfa301e3d53bb3fb18e5 | |
| parent | 83fa39eb06d0d720422e8a5408d15ba472a82ea6 (diff) | |
| download | ffmpeg-9d24f293e754da8ed41e1aab7406420bc59a9731.tar.gz | |
avcodec/adpcm_data: extend ff_adpcm_ima_cunning_index_table
Fixes: overread by 1
Fixes: 21880/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_ADPCM_IMA_CUNNING_fuzzer-5717917221257216.fuzz
Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
| -rw-r--r-- | libavcodec/adpcm_data.c | 4 | ||||
| -rw-r--r-- | libavcodec/adpcm_data.h | 2 |
2 files changed, 3 insertions, 3 deletions
diff --git a/libavcodec/adpcm_data.c b/libavcodec/adpcm_data.c index cb9d20948e..e34e04d5e9 100644 --- a/libavcodec/adpcm_data.c +++ b/libavcodec/adpcm_data.c @@ -178,8 +178,8 @@ const int16_t ff_adpcm_mtaf_stepsize[32][16] = { -424, -1273, -2121, -2970, -3819, -4668, -5516, -6365, }, }; -const int8_t ff_adpcm_ima_cunning_index_table[8] = { - -1, -1, -1, -1, 1, 2, 3, 4, +const int8_t ff_adpcm_ima_cunning_index_table[9] = { + -1, -1, -1, -1, 1, 2, 3, 4, -1 }; const int16_t ff_adpcm_ima_cunning_step_table[61] = { diff --git a/libavcodec/adpcm_data.h b/libavcodec/adpcm_data.h index fa8a03ee1f..d678bfc71a 100644 --- a/libavcodec/adpcm_data.h +++ b/libavcodec/adpcm_data.h @@ -42,7 +42,7 @@ extern const int16_t ff_adpcm_yamaha_indexscale[]; extern const int8_t ff_adpcm_yamaha_difflookup[]; extern const int16_t ff_adpcm_afc_coeffs[2][16]; extern const int16_t ff_adpcm_mtaf_stepsize[32][16]; -extern const int8_t ff_adpcm_ima_cunning_index_table[8]; +extern const int8_t ff_adpcm_ima_cunning_index_table[9]; extern const int16_t ff_adpcm_ima_cunning_step_table[61]; #endif /* AVCODEC_ADPCM_DATA_H */ |