`CHECK`-failures during Grappler's `SafeToRemoveIdentity` in Tensorflow
Moderate severity
GitHub Reviewed
Published
Feb 2, 2022
in
tensorflow/tensorflow
•
Updated Feb 3, 2023
Description
Reviewed
Feb 4, 2022
Published by the National Vulnerability Database
Feb 4, 2022
Published to the GitHub Advisory Database
Feb 10, 2022
Last updated
Feb 3, 2023
Impact
The Grappler optimizer in TensorFlow can be used to cause a denial of service by altering a
SavedModel
such thatSafeToRemoveIdentity
would triggerCHECK
failures.Patches
We have patched the issue in GitHub commit 92dba16749fae36c246bec3f9ba474d9ddeb7662.
The fix will be included in TensorFlow 2.8.0. We will also cherrypick this commit on TensorFlow 2.7.1, TensorFlow 2.6.3, and TensorFlow 2.5.3, as these are also affected and still in supported range.
For more information
Please consult our security guide for more information regarding the security model and how to contact us with issues and questions.
References