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`CHECK`-fail with repeated `AttrDef`

Moderate
mihaimaruseac published GHSA-4v5p-v5h9-6xjx Feb 2, 2022

Package

pip tensorflow, tensorflow-cpu, tensorflow-gpu (pip)

Affected versions

< 2.8.0

Patched versions

2.5.3, 2.6.3, 2.7.1

Description

Impact

An attacker can trigger denial of service via assertion failure by altering a SavedModel on disk such that AttrDefs of some operation are duplicated.

Patches

We have patched the issue in GitHub commit c2b31ff2d3151acb230edc3f5b1832d2c713a9e0.

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.

Severity

Moderate

CVE ID

CVE-2022-23565

Weaknesses

No CWEs