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| author | Michael Niedermayer <michael@niedermayer.cc> | 2016-08-21 01:42:20 +0200 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2016-08-21 02:44:15 +0200 |
| commit | f2a9a30fd6a2914197ae42ee67703a1471fac2eb (patch) | |
| tree | bac96a320c809e17e6b6e43590fc1ec7f86509dd /libavcodec/adpcm.c | |
| parent | 2624695484cde26baedac10192856ebfd97f2cc7 (diff) | |
| download | ffmpeg-f2a9a30fd6a2914197ae42ee67703a1471fac2eb.tar.gz | |
avcodec/adpcm: Fix adpcm_ima_wav padding
Fixes out of array read
Fixes: f29f134ea5f5590df554a7733294a587/asan_stack-oob_309d14e_9188_ea01743d6355aff20530f3d4cdaa841a.wav
Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
Diffstat (limited to 'libavcodec/adpcm.c')
| -rw-r--r-- | libavcodec/adpcm.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/libavcodec/adpcm.c b/libavcodec/adpcm.c index 46c63a2752..06ba83e3c3 100644 --- a/libavcodec/adpcm.c +++ b/libavcodec/adpcm.c @@ -803,7 +803,7 @@ static int adpcm_decode_frame(AVCodecContext *avctx, void *data, if (avctx->bits_per_coded_sample != 4) { int samples_per_block = ff_adpcm_ima_block_samples[avctx->bits_per_coded_sample - 2]; int block_size = ff_adpcm_ima_block_sizes[avctx->bits_per_coded_sample - 2]; - uint8_t temp[20] = { 0 }; + uint8_t temp[20 + AV_INPUT_BUFFER_PADDING_SIZE] = { 0 }; GetBitContext g; for (n = 0; n < (nb_samples - 1) / samples_per_block; n++) { |