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| author | Michael Niedermayer <michael@niedermayer.cc> | 2019-10-08 22:52:56 +0200 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2019-12-31 19:51:56 +0100 |
| commit | 5cf9d6c58686bdf6d36dba2305e6cf0b3b889209 (patch) | |
| tree | 55424db979e521a6e72ef451eddbd1f9f7f44110 | |
| parent | 63162b9f97b877d012ca8e1ad046e9e66340339b (diff) | |
| download | ffmpeg-5cf9d6c58686bdf6d36dba2305e6cf0b3b889209.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 6e086e00df..8b46ce6c42 100644 --- a/libavcodec/aacdec_template.c +++ b/libavcodec/aacdec_template.c @@ -1157,6 +1157,9 @@ 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; |