Michael Niedermayer 6194cb87cb avcodec/alsdec: Clear shift_value ...

(the exact issue is unreproducable but the use of uninitialized data is reproducable)

Should fix: signed integer overflow: -2147483648 - 127 cannot be represented in type 'int'
Should fix: 69881/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_ALS_fuzzer-4751301204836352

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

2024-07-23 23:21:14 +02:00

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