Critical Security Update for numpy Package: CVE-2021-41495
Summary
RHSA-2022:8852: Red Hat Security Advisory: Red Hat OpenStack Platform 16.2.4 (numpy) security update. Affects numpy versions < 1:1.17.0-11.el8ost. Fixed in 1:1.17.0-11.el8ost. How to fix ↓
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Background
The numpy package is a fundamental library for numerical computing in Python, widely used for scientific and mathematical computations. It provides support for large, multi-dimensional arrays and matrices, along with a collection of mathematical functions to operate on these arrays. The vulnerability in question affects versions prior to 1:1.17.0-11.el8ost, potentially exposing applications to security risks.
Vulnerability Detail
CVE-2021-41495 is a security vulnerability identified in the numpy package, which could allow an attacker to exploit the library's functionality. The vulnerability arises from improper handling of certain inputs, leading to potential denial of service or other unintended behaviors. The ramifications of this vulnerability can be severe, as it may allow unauthorized access or manipulation of data, impacting the integrity and availability of applications relying on numpy.
How To Fix
Minimum fixed version
1:1.17.0-11.el8ost
This is the first release that contains the fix.
sudo dnf update numpyTip — Not sure which version your app runs? Vulert can match this fix to it. Scan free →
Workaround
As a temporary measure, users can avoid using the affected features of the numpy package until the update is applied. However, it is strongly advised to implement the patch as soon as possible to mitigate any security risks.
Conclusion
The numpy package has a critical vulnerability (CVE-2021-41495) that requires immediate attention. Users are advised to update to the patched version to ensure the security and integrity of their applications. Utilizing tools like Vulert can help in monitoring and managing vulnerabilities effectively.
See every vulnerability recorded for numpy →
FAQ
CVE-2021-41495 is a security vulnerability in the numpy package that could lead to denial of service or other unintended behaviors.
You can check if your application is affected by using the Vulert playground at Vulert Scanner, which allows you to monitor open-source vulnerabilities without requiring access to the code.
Not addressing this vulnerability could expose your application to security risks, including unauthorized access and data manipulation.
Yes, Vulert provides a service that monitors and alerts for open-source vulnerabilities in your software using a manifest file like package-lock.json.
The CVSS score for CVE-2021-41495 is 7.5, indicating a high severity level.
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