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| author | Michael Niedermayer <michael@niedermayer.cc> | 2019-10-08 22:52:56 +0200 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2020-07-01 12:49:26 +0200 |
| commit | 7549beb2a272cc81d3228c337cd03b1498a78e77 (patch) | |
| tree | d7d42abba46d0413bb56191663e3acfcd75b83d1 | |
| parent | e7f409662cca18e7ee9108e0bd0867ba50f59de5 (diff) | |
| download | ffmpeg-7549beb2a272cc81d3228c337cd03b1498a78e77.tar.gz | |
avcodec/aacdec_template: Check samplerate
Fixes: signed integer overflow: 2 * 1881153568 cannot be represented in type 'int'
Fixes: 17996/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_AAC_FIXED_fuzzer-5687126468853760
Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 7730bacb413fcb59f30acef0b2c6d50c5e6382d6)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
| -rw-r--r-- | libavcodec/aacdec_template.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/libavcodec/aacdec_template.c b/libavcodec/aacdec_template.c index a0d457f8d0..1849104ff8 100644 --- a/libavcodec/aacdec_template.c +++ b/libavcodec/aacdec_template.c @@ -1118,6 +1118,9 @@ static av_cold int aac_decode_init(AVCodecContext *avctx) AACContext *ac = avctx->priv_data; int ret; + if (avctx->sample_rate > 96000) + return AVERROR_INVALIDDATA; + ret = ff_thread_once(&aac_table_init, &aac_static_table_init); if (ret != 0) return AVERROR_UNKNOWN; |