Google TensorFlow up to 2.8.3/2.9.2/2.10.0 MakeGrapplerFunctionItem takes out-of-bounds write

Summaryinfo

A vulnerability, which was classified as critical, was found in Google TensorFlow up to 2.8.3/2.9.2/2.10.0. This affects the function MakeGrapplerFunctionItem. Executing a manipulation of the argument takes can lead to out-of-bounds write. The identification of this vulnerability is CVE-2022-41902. The attack may be launched remotely. There is no exploit available. You should upgrade the affected component.

Detailsinfo

A vulnerability has been found in Google TensorFlow up to 2.8.3/2.9.2/2.10.0 (Artificial Intelligence Software) and classified as critical. This vulnerability affects the function MakeGrapplerFunctionItem. The manipulation of the argument takes with an unknown input leads to a out-of-bounds write vulnerability. The CWE definition for the vulnerability is CWE-787. The product writes data past the end, or before the beginning, of the intended buffer. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

TensorFlow is an open source platform for machine learning. The function MakeGrapplerFunctionItem takes arguments that determine the sizes of inputs and outputs. If the inputs given are greater than or equal to the sizes of the outputs, an out-of-bounds memory read or a crash is triggered. We have patched the issue in GitHub commit a65411a1d69edfb16b25907ffb8f73556ce36bb7. The fix will be included in TensorFlow 2.11.0. We will also cherrypick this commit on TensorFlow 2.8.4, 2.9.3, and 2.10.1.

The weakness was shared 12/07/2022 as GHSA-cg88-rpvp-cjv5. The advisory is available at github.com. This vulnerability was named CVE-2022-41902 since 09/30/2022. Successful exploitation requires user interaction by the victim. Technical details are known, but there is no available exploit. The structure of the vulnerability defines a possible price range of USD $0-$5k at the moment (estimation calculated on 12/31/2022).

Upgrading to version 2.8.4, 2.9.3, 2.10.1 or 2.11.0 eliminates this vulnerability. Applying the patch a65411a1d69edfb16b25907ffb8f73556ce36bb7 is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

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Productinfo

Type

• Artificial Intelligence Software

Vendor

• Google

Name

• TensorFlow

Version

• 2.0
• 2.1
• 2.2
• 2.3
• 2.4
• 2.5
• 2.6
• 2.7
• 2.8
• 2.8.0
• 2.8.1
• 2.8.2
• 2.8.3
• 2.9
• 2.9.0
• 2.9.1
• 2.9.2
• 2.10.0

License

• free

Website

• Vendor: https://www.google.com/

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