CVE-2022-21725 : What You Need to Know

Tensorflow is an Open Source Machine Learning Framework. The estimator for the cost of some convolution operations can be made to execute a division by 0. The function fails to check that the stride argument is strictly positive. The fix will be included in TensorFlow 2.8.0. Learn more about the impact, technical details, and mitigation strategies below.

Understanding CVE-2022-21725

This section provides insights into the nature and impact of the vulnerability.

What is CVE-2022-21725?

Tensorflow is susceptible to a division by zero due to an oversight in the estimator function, leading to potential security risks.

The Impact of CVE-2022-21725

The vulnerability poses a medium risk, with a CVSS base score of 6.5. Attackers can exploit this flaw remotely without user interaction, causing high availability impact.

Technical Details of CVE-2022-21725

Explore the specifics of the vulnerability, affected systems, and exploitation mechanism.

Vulnerability Description

The issue arises from a lack of validation for the stride argument, allowing the execution of a division by 0 within the Tensorflow framework.

Affected Systems and Versions

Tensorflow versions 2.5.3, 2.6.3, and 2.7.1, along with upcoming 2.8.0, are impacted by this vulnerability.

Exploitation Mechanism

Attackers can trigger the vulnerability by manipulating convolution operations within Tensorflow, exploiting the division by zero flaw.

Mitigation and Prevention

Discover the steps to secure your systems against CVE-2022-21725.

Immediate Steps to Take

Ensure you update Tensorflow to version 2.8.0 once the fix is released to mitigate the risk of exploitation.

Long-Term Security Practices

Regularly update your Tensorflow installation and stay informed about security patches to prevent future vulnerabilities.

Patching and Updates

Stay vigilant for official updates from the Tensorflow team regarding the fix to address the division by zero vulnerability.