When ctx->step_containter() is a null ptr, the Lookup function will be executed with a null pointer.
import tensorflow as tf
tf.raw_ops.TensorArrayConcatV2(handle=['a', 'b'], flow_in = 0.1, dtype=tf.int32, element_shape_except0=1)
We have patched the issue in GitHub commit 239139d2ae6a81ae9ba499ad78b56d9b2931538a.
The fix will be included in TensorFlow 2.12.0. We will also cherrypick this commit on TensorFlow 2.11.1
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This vulnerability has been reported by Yu Tian
{ "nvd_published_at": "2023-03-25T00:15:00Z", "github_reviewed_at": "2023-03-24T21:58:15Z", "severity": "HIGH", "github_reviewed": true, "cwe_ids": [ "CWE-476" ] }