Tensorflow is an Open Source Machine Learning Framework. In multiple places, TensorFlow uses `tempfile.mktemp` to create temporary files. While this is acceptable in testing, in utilities and libraries it is dangerous as a different process can create the file between the check for the filename in `mktemp` and the actual creation of the file by a subsequent operation (a TOC/TOU type of weakness). In several instances, TensorFlow was supposed to actually create a temporary directory instead of a file. This logic bug is hidden away by the `mktemp` function usage. We have patched the issue in several commits, replacing `mktemp` with the safer `mkstemp`/`mkdtemp` functions, according to the usage pattern. Users are advised to upgrade as soon as possible.
| Package (Ecosystem) | Introduced | Fixed | Limit |
|---|---|---|---|
| tensorflow(PyPI) | 0 | 2.5.3 | N/A |
| tensorflow(PyPI) | 2.6.0 | 2.6.3 | N/A |
| tensorflow(PyPI) | 2.7.0 | 2.7.1 | N/A |
| tensorflow-cpu(PyPI) | 0 | 2.5.3 | N/A |
| tensorflow-cpu(PyPI) | 2.6.0 | 2.6.3 | N/A |
| tensorflow-cpu(PyPI) | 2.7.0 | 2.7.1 | N/A |
| tensorflow-gpu(PyPI) | 0 | 2.5.3 | N/A |
| tensorflow-gpu(PyPI) | 2.6.0 | 2.6.3 | N/A |
| tensorflow-gpu(PyPI) | 2.7.0 | 2.7.1 | N/A |
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