CVE-2022-23569 `CHECK`-fails when building invalid tensor shapes in Tensorflow

Medium 6.5 Published Updated

Attackers can cause a denial of service in TensorFlow by triggering assertion failures through invalid tensor shapes.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Over the internet
Victim action needed
Not needed
Fix
Available

What is CVE-2022-23569?

CVE-2022-23569 is a medium-severity denial of service vulnerability in Google Tensorflow, published on 3 Feb 2022. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

Tensorflow is an Open Source Machine Learning Framework. Multiple operations in TensorFlow can be used to trigger a denial of service via `CHECK`-fails (i.e., assertion failures). This is similar to TFSA-2021-198 and has similar fixes. We have patched the reported issues in multiple GitHub commits. It is possible that other similar instances exist in TensorFlow, we will issue fixes as these are discovered. 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.

Weakness: CWE-617

Which versions are affected by CVE-2022-23569?

22 open source packages ship an affected version, including tensorflow, tensorflow-cpu and tensorflow-gpu. It affects 1 product.

PackageAffectedFixed in
tensorflow BitnamiAll versions2.5.3, 2.6.3, 2.7.1
tensorflow PyPIAll versions2.5.3, 2.6.3, 2.7.1
tensorflow PyPIAll versions2.5.3
tensorflow PyPIAll versions2.5.3
tensorflow PyPIFrom 2.6.02.6.3
tensorflow PyPIFrom 2.6.02.6.3
16 more packages
tensorflow PyPIFrom 2.7.02.7.1
tensorflow PyPIFrom 2.7.02.7.1
tensorflow-cpu PyPIAll versions2.5.3, 2.6.3
tensorflow-cpu PyPIAll versions2.5.3
tensorflow-cpu PyPIAll versions2.5.3
tensorflow-cpu PyPIFrom 2.6.02.6.3
tensorflow-cpu PyPIFrom 2.6.02.6.3
tensorflow-cpu PyPIFrom 2.7.02.7.1
tensorflow-cpu PyPIFrom 2.7.02.7.1
tensorflow-gpu PyPIAll versions2.5.3, 2.6.3
tensorflow-gpu PyPIAll versions2.5.3
tensorflow-gpu PyPIAll versions2.5.3
tensorflow-gpu PyPIFrom 2.6.02.6.3
tensorflow-gpu PyPIFrom 2.6.02.6.3
tensorflow-gpu PyPIFrom 2.7.02.7.1
tensorflow-gpu PyPIFrom 2.7.02.7.1

Products include Google Tensorflow.

How do I fix CVE-2022-23569?

Upgrade tensorflow to a fixed version for your release line: 2.5.3, 2.6.3 or 2.7.1.

Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.

Is CVE-2022-23569 being exploited?

There is no known exploitation of CVE-2022-23569 in the wild and no public exploit code.

All Google Tensorflow vulnerabilities

Sources

Also known as BIT-tensorflow-2022-23569, GHSA-qj5r-f9mv-rffh, PYSEC-2022-133, PYSEC-2022-78, PYSEC-2026-3230.

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