{"id":"CVE-2023-25663","aliases":["GHSA-64jg-wjww-7c5w","BIT-tensorflow-2023-25663","PYSEC-2026-1957","PYSEC-2026-3116","PYSEC-2026-3282"],"title":"TensorFlow has Null Pointer Error in TensorArrayConcatV2","summary":"TensorFlow has Null Pointer Error in TensorArrayConcatV2","severity":"high","cvss":7.5,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","vendor":"tensorflow","product":"tensorflow","ecosystem":"pip","affected":["tensorflow < 2.11.1","tensorflow-cpu < 2.11.1","tensorflow-gpu < 2.11.1"],"patched":["tensorflow 2.11.1","tensorflow-cpu 2.11.1","tensorflow-gpu 2.11.1"],"published":"2023-03-24","updated":"2026-09-10","sourceUpdated":"2026-09-10T03:49:52.859239684Z","source":"OSV","sourceUrl":"https://osv.dev/vulnerability/GHSA-64jg-wjww-7c5w","references":[{"url":"https://github.com/tensorflow/tensorflow/security/advisories/GHSA-64jg-wjww-7c5w"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-25663"},{"url":"https://github.com/tensorflow/tensorflow/commit/239139d2ae6a81ae9ba499ad78b56d9b2931538a"},{"url":"https://github.com/tensorflow/tensorflow"}],"tags":["osv","pip"],"epss":0.00394,"epssPercentile":0.33434,"ingestedAt":"2026-07-08T18:25:46.281Z","slug":"CVE-2023-25663","body":"## Overview\n\n### Impact\nWhen ctx->step_containter() is a null ptr, the Lookup function will be executed with a null pointer.\n```python\nimport tensorflow as tf\ntf.raw_ops.TensorArrayConcatV2(handle=['a', 'b'], flow_in = 0.1, dtype=tf.int32, element_shape_except0=1)\n```\n\n### Patches\nWe have patched the issue in GitHub commit [239139d2ae6a81ae9ba499ad78b56d9b2931538a](https://github.com/tensorflow/tensorflow/commit/239139d2ae6a81ae9ba499ad78b56d9b2931538a).\n\nThe fix will be included in TensorFlow 2.12.0. We will also cherrypick this commit on TensorFlow 2.11.1\n\n\n### For more information\nPlease consult [our security guide](https://github.com/tensorflow/tensorflow/blob/master/SECURITY.md) for more information regarding the security model and how to contact us with issues and questions.\n\n\n### Attribution\nThis vulnerability has been reported by Yu Tian\n\n## Affected packages\n\n- `tensorflow < 2.11.1`\n- `tensorflow-cpu < 2.11.1`\n- `tensorflow-gpu < 2.11.1`\n\n## Remediation\n\nUpgrade to a patched release:\n\n- `tensorflow 2.11.1`\n- `tensorflow-cpu 2.11.1`\n- `tensorflow-gpu 2.11.1`","depth":"twilight","depthScore":41,"depthScoreParts":{"impact":41.3,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}