CVE-2021-41223

Public Exploit
Heap OOB read in `FusedBatchNorm` kernels

Description

TensorFlow is an open source platform for machine learning. In affected versions the implementation of `FusedBatchNorm` kernels is vulnerable to a heap OOB access. The fix will be included in TensorFlow 2.7.0. We will also cherrypick this commit on TensorFlow 2.6.1, TensorFlow 2.5.2, and TensorFlow 2.4.4, as these are also affected and still in supported range.

Category

7.1
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.02%
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-f54p-f6jp-4rhr exploit third party advisory patch
https://github.com/tensorflow/tensorflow/commit/aab9998916c2ffbd8f0592059fad352622f89cda third party advisory patch

Frequently Asked Questions

What is the severity of CVE-2021-41223?
CVE-2021-41223 has been scored as a high severity vulnerability.
How to fix CVE-2021-41223?
To fix CVE-2021-41223, 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-2021-41223 being actively exploited in the wild?
It is possible that CVE-2021-41223 is being exploited or will be exploited in a near future based on public information. 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-2021-41223?
CVE-2021-41223 affects tensorflow tensorflow.
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