diff options
| author | Michael Niedermayer <michael@niedermayer.cc> | 2017-05-25 04:21:50 +0300 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2017-05-28 04:08:33 +0300 |
| commit | ca6776a993903dbcfef5ae8a18556c40ecf83e1c (patch) | |
| tree | 461192fcaf7eb265264802e98d4d1b5ff47388c1 /libavcodec/libfdk-aacdec.c | |
| parent | 7c36ee216f1e668e2c2af1573bd9dbbb2a501f48 (diff) | |
avcodec/libfdk-aacdec: Correct buffer_size parameter
the timeDataSize argument to aacDecoder_DecodeFrame() seems undocumented and until
2016 04 (203e3f28fbebec7011342017fafc2a0bda0ce530) unused.
after that commit libfdk-aacdec interprets it as size in sample units and memsets that on error.
FFmpeg as well as others (like GStreamer) did interpret it as size in bytes
Fixes: 1442/clusterfuzz-testcase-minimized-4540199973421056 (This requires recent libfdk to reproduce)
Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
Diffstat (limited to 'libavcodec/libfdk-aacdec.c')
| -rw-r--r-- | libavcodec/libfdk-aacdec.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/libavcodec/libfdk-aacdec.c b/libavcodec/libfdk-aacdec.c index e5f7c4ebdc..2857b9453f 100644 --- a/libavcodec/libfdk-aacdec.c +++ b/libavcodec/libfdk-aacdec.c @@ -325,7 +325,7 @@ static int fdk_aac_decode_frame(AVCodecContext *avctx, void *data, return AVERROR_INVALIDDATA; } - err = aacDecoder_DecodeFrame(s->handle, (INT_PCM *) s->decoder_buffer, s->decoder_buffer_size, 0); + err = aacDecoder_DecodeFrame(s->handle, (INT_PCM *) s->decoder_buffer, s->decoder_buffer_size / sizeof(INT_PCM), 0); if (err == AAC_DEC_NOT_ENOUGH_BITS) { ret = avpkt->size - valid; goto end; |