Michael Niedermayer 866ad2e952 avcodec/speexdec: Check frames_per_packet more completely ...

Fixes: signed integer overflow: 2105344 * 539033345 cannot be represented in type 'int'
Fixes: out of array write
Fixes: 39956/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_SPEEX_fuzzer-4766419250708480
Fixes: 40293/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_SPEEX_fuzzer-5219910217760768

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>

2021-11-14 17:51:35 +01:00

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