First published: Fri May 14 2021(Updated: )
### Impact Passing a complex argument to `tf.transpose` at the same time as passing `conjugate=True` argument results in a crash: ```python import tensorflow as tf tf.transpose(conjugate=True, a=complex(1)) ``` ### Patches We have received a patch for the issue in GitHub commit [1dc6a7ce6e0b3e27a7ae650bfc05b195ca793f88](https://github.com/tensorflow/tensorflow/commit/1dc6a7ce6e0b3e27a7ae650bfc05b195ca793f88). The fix will be included in TensorFlow 2.5.0. We will also cherrypick this commit on TensorFlow 2.4.2, TensorFlow 2.3.3, TensorFlow 2.2.3 and TensorFlow 2.1.4, as these are also affected and still in supported range. ### For more information Please 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. ### Attribution This vulnerability has been reported in [#42105](https://github.com/tensorflow/issues/42105) and fixed in [#46973](https://github.com/tensorflow/issues/46973).
Credit: security-advisories@github.com security-advisories@github.com
Affected Software | Affected Version | How to fix |
---|---|---|
Google TensorFlow | <2.1.4 | |
Google TensorFlow | >=2.2.0<2.2.3 | |
Google TensorFlow | >=2.3.0<2.3.3 | |
Google TensorFlow | >=2.4.0<2.4.2 | |
pip/tensorflow-gpu | >=2.4.0<2.4.2 | 2.4.2 |
pip/tensorflow-gpu | >=2.3.0<2.3.3 | 2.3.3 |
pip/tensorflow-gpu | >=2.2.0<2.2.3 | 2.2.3 |
pip/tensorflow-gpu | <2.1.4 | 2.1.4 |
pip/tensorflow-cpu | >=2.4.0<2.4.2 | 2.4.2 |
pip/tensorflow-cpu | >=2.3.0<2.3.3 | 2.3.3 |
pip/tensorflow-cpu | >=2.2.0<2.2.3 | 2.2.3 |
pip/tensorflow-cpu | <2.1.4 | 2.1.4 |
pip/tensorflow | >=2.4.0<2.4.2 | 2.4.2 |
pip/tensorflow | >=2.3.0<2.3.3 | 2.3.3 |
pip/tensorflow | >=2.2.0<2.2.3 | 2.2.3 |
pip/tensorflow | <2.1.4 | 2.1.4 |
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CVE-2021-29618 has a high severity due to the potential for application crashes when complex arguments are passed to the tf.transpose function with conjugate=True.
To fix CVE-2021-29618, update TensorFlow to version 2.4.2 or later.
Versions of TensorFlow from 2.1.0 up to but not including 2.4.2 are affected by CVE-2021-29618.
CVE-2021-29618 impacts the functionality of the tf.transpose method in TensorFlow when invoked with specific complex argument configurations.
CVE-2021-29618 is specific to TensorFlow and does not affect other libraries.