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avcodec/aic: Clear slice_data

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Fixes: use-of-uninitialized-value
Fixes: 70865/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_AIC_fuzzer-4874102695854080

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 de3f6c8888)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
Michael Niedermayer 2024-08-04 22:30:03 +02:00
parent 56a46d084d
commit e9e2c60742
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1 changed files with 1 additions and 2 deletions
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libavcodec/aic.c
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@ -470,8 +470,7 @@ static av_cold int aic_decode_init(AVCodecContext *avctx)
}
}
ctx->slice_data = av_malloc_array(ctx->slice_width, AIC_BAND_COEFFS
* sizeof(*ctx->slice_data));
ctx->slice_data = av_calloc(ctx->slice_width, AIC_BAND_COEFFS * sizeof(*ctx->slice_data));
if (!ctx->slice_data) {
av_log(avctx, AV_LOG_ERROR, "Error allocating slice buffer\n");