CVE-2021-37680

Division by zero in TFLite in TensorFlow

Description

TensorFlow is an end-to-end open source platform for machine learning. In affected versions the implementation of fully connected layers in TFLite is [vulnerable to a division by zero error](https://github.com/tensorflow/tensorflow/blob/460e000de3a83278fb00b61a16d161b1964f15f4/tensorflow/lite/kernels/fully_connected.cc#L226). We have patched the issue in GitHub commit 718721986aa137691ee23f03638867151f74935f. The fix will be included in TensorFlow 2.6.0. We will also cherrypick this commit on TensorFlow 2.5.1, TensorFlow 2.4.3, and TensorFlow 2.3.4, as these are also affected and still in supported range.

Category

5.5
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.03%
Third-Party Advisory github.com Third-Party Advisory github.com
Affected: tensorflow tensorflow
Published at:
Updated at:

References

Link Tags
https://github.com/tensorflow/tensorflow/security/advisories/GHSA-cfpj-3q4c-jhvr third party advisory
https://github.com/tensorflow/tensorflow/commit/718721986aa137691ee23f03638867151f74935f third party advisory patch

Frequently Asked Questions

What is the severity of CVE-2021-37680?
CVE-2021-37680 has been scored as a medium severity vulnerability.
How to fix CVE-2021-37680?
To fix CVE-2021-37680, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-37680 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2021-37680 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2021-37680?
CVE-2021-37680 affects tensorflow tensorflow.
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