Google TensorFlow code issue vulnerability (CNVD-2021-64530)

A security vulnerability in Google TensorFlow, an end-to-end open source platform for machine learning from Google, can be exploited to cause undefined behavior by binding references to null pointers in the tf.raw_ops.Map* and tf.raw_ops. OrderedMap* operations to cause undefined behavior by binding a reference to a null pointer in the tf.raw_ops.Map* operation.