{"id":"CVE-2023-25801","aliases":["BIT-tensorflow-2023-25801","GHSA-f49c-87jh-g47q","PYSEC-2026-3166","PYSEC-2026-3314","PYSEC-2026-985"],"url":"https://o3.security/vulnerability/CVE-2023-25801","summary":"TensorFlow has double free in Fractional(Max/Avg)Pool","details":"### Impact\n`nn_ops.fractional_avg_pool_v2` and `nn_ops.fractional_max_pool_v2` require the first and fourth elements of their parameter `pooling_ratio` to be equal to 1.0, as pooling on batch and channel dimensions is not supported.\n\n```python\nimport tensorflow as tf\nimport os\nimport numpy as np\nfrom tensorflow.python.ops import nn_ops\ntry:\n  arg_0_tensor = tf.random.uniform([3, 30, 50, 3], dtype=tf.float64)\n  arg_0 = tf.identity(arg_0_tensor)\n  arg_1_0 = 2\n  arg_1_1 = 3\n  arg_1_2 = 1\n  arg_1_3 = 1\n  arg_1 = [arg_1_0,arg_1_1,arg_1_2,arg_1_3,]\n  arg_2 = True\n  arg_3 = True\n  seed = 341261001\n  out = nn_ops.fractional_avg_pool_v2(arg_0,arg_1,arg_2,arg_3,seed=seed,)\nexcept Exception as e:\n  print(\"Error:\"+str(e))\n```\n\n### Patches\nWe have patched the issue in GitHub commit [ee50d1e00f81f62a4517453f721c634bbb478307](https://github.com/tensorflow/tensorflow/commit/ee50d1e00f81f62a4517453f721c634bbb478307).\n\nThe fix will be included in TensorFlow 2.12. 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### Attribution\nThis vulnerability was reported by [dmc1778](https://github.com/dmc1778), of [nimashiri2012@gmail.com](mailto:nimashiri2012@gmail.com).\n","published":"2023-03-24T23:08:50.251Z","modified":"2026-08-12T13:33:59.354592Z","cvss":{"score":8,"severity":"HIGH","vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:H"},"epss":{"score":0.0015,"percentile":0.045,"asOf":"2026-09-08"},"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"PyPI","name":"tensorflow","fixedVersion":"2.11.1"},{"ecosystem":"PyPI","name":"tensorflow-cpu","fixedVersion":"2.11.1"},{"ecosystem":"PyPI","name":"tensorflow-gpu","fixedVersion":"2.11.1"}],"fix":{"url":"https://github.com/tensorflow/tensorflow/commit/ee50d1e00f81f62a4517453f721c634bbb478307","label":"tensorflow/tensorflow@ee50d1e"},"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/25xxx/CVE-2023-25801.json"},{"type":"ADVISORY","url":"https://github.com/tensorflow/tensorflow/security/advisories/GHSA-f49c-87jh-g47q"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2023-25801"},{"type":"FIX","url":"https://github.com/tensorflow/tensorflow/commit/ee50d1e00f81f62a4517453f721c634bbb478307"},{"type":"PACKAGE","url":"https://github.com/tensorflow/tensorflow"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-08-12T13:33:59.354592Z"}}