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GHSA-f4rr-5m7v-wxcw

GitHub Security Advisory

Type confusion leading to `CHECK`-failure based denial of service in TensorFlow

✓ GitHub Reviewed MODERATE Has CVE

Advisory Details

### Impact
The [macros that TensorFlow uses for writing assertions (e.g., `CHECK_LT`, `CHECK_GT`, etc.)](https://github.com/tensorflow/tensorflow/blob/f3b9bf4c3c0597563b289c0512e98d4ce81f886e/tensorflow/core/platform/default/logging.h) have an incorrect logic when comparing `size_t` and `int` values. Due to type conversion rules, several of the macros would trigger incorrectly.

### Patches
We have patched the issue in GitHub commit [b917181c29b50cb83399ba41f4d938dc369109a1](https://github.com/tensorflow/tensorflow/commit/b917181c29b50cb83399ba41f4d938dc369109a1) (merging GitHub PR [#55730](https://github.com/tensorflow/tensorflow/pull/55730)).

The fix will be included in TensorFlow 2.9.0. We will also cherrypick this commit on TensorFlow 2.8.1, TensorFlow 2.7.2, and TensorFlow 2.6.4, 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 externally via a [GitHub issue](https://github.com/tensorflow/tensorflow/issues/55530).

Affected Packages

PyPI tensorflow
Affected versions: 0 (fixed in 2.6.4)
PyPI tensorflow
Affected versions: 2.7.0 (fixed in 2.7.2)
PyPI tensorflow
Affected versions: 2.8.0 (fixed in 2.8.1)
PyPI tensorflow-cpu
Affected versions: 0 (fixed in 2.6.4)
PyPI tensorflow-cpu
Affected versions: 2.7.0 (fixed in 2.7.2)
PyPI tensorflow-cpu
Affected versions: 2.8.0 (fixed in 2.8.1)
PyPI tensorflow-gpu
Affected versions: 0 (fixed in 2.6.4)
PyPI tensorflow-gpu
Affected versions: 2.7.0 (fixed in 2.7.2)
PyPI tensorflow-gpu
Affected versions: 2.8.0 (fixed in 2.8.1)

Related CVEs

Key Information

GHSA ID
GHSA-f4rr-5m7v-wxcw
Published
May 24, 2022 10:14 PM
Last Modified
June 6, 2022 6:14 PM
CVSS Score
5.0 /10
Primary Ecosystem
PyPI
Primary Package
tensorflow
GitHub Reviewed
✓ Yes

Dataset

Last updated: September 11, 2025 6:35 AM

Data from GitHub Advisory Database. This information is provided for research and educational purposes.