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avcodec/mlpdec: Check that there is enough data for headers
Fixes: out of array access Fixes: 1541/clusterfuzz-testcase-minimized-6403410590957568 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
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@ -1162,6 +1162,11 @@ static int read_access_unit(AVCodecContext *avctx, void* data,
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substr_header_size += 2;
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}
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if (length < header_size + substr_header_size) {
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av_log(m->avctx, AV_LOG_ERROR, "Insuffient data for headers\n");
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goto error;
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}
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if (!(nonrestart_substr ^ m->is_major_sync_unit)) {
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av_log(m->avctx, AV_LOG_ERROR, "Invalid nonrestart_substr.\n");
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goto error;
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