Go to homepageCyberStrike

Menu

Star on GitHub · 3.2k
Sign inDownload

CVE-2021-47093

5.5 · MEDIUM

In the Linux kernel, the following vulnerability has been resolved: platform/x86: intel_pmc_core: fix memleak on registration failure In case device registration fails during module initialisatio…

Published Mar 4, 2024CWE-401EPSS 0.26%

Overview

CVE-2021-47093 is a medium-severity vulnerability. It was published on March 4, 2024 and has a CVSS 3.1 base score of 5.5 (MEDIUM).

This vulnerability has a CVSS 3.1 base score of 5.5, rated MEDIUM. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.

Technical description

In the Linux kernel, the following vulnerability has been resolved:

platform/x86: intel_pmc_core: fix memleak on registration failure

In case device registration fails during module initialisation, the

platform device structure needs to be freed using platform_device_put()

to properly free all resources (e.g. the device name).

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

References

Refgit.kernel.org/stable/c/26a8b09437804fabfb1db080d676b96c0de68e7cRefgit.kernel.org/stable/c/7a37f2e370699e2feca3dca6c8178c71ceee7e8aRefgit.kernel.org/stable/c/9ca1324755f1f8629a370af5cc315b175331f5d1Refgit.kernel.org/stable/c/26a8b09437804fabfb1db080d676b96c0de68e7cRefgit.kernel.org/stable/c/7a37f2e370699e2feca3dca6c8178c71ceee7e8aRefgit.kernel.org/stable/c/9ca1324755f1f8629a370af5cc315b175331f5d1

How CyberStrike helps

Frequently asked questions

What is CVE-2021-47093?

CVE-2021-47093 is a medium-severity vulnerability. It was published on March 4, 2024 and has a CVSS 3.1 base score of 5.5 (MEDIUM).

How severe is CVE-2021-47093?

This vulnerability has a CVSS 3.1 base score of 5.5, rated MEDIUM. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2021-47093?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2021-47093?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2021-47093 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

Related MEDIUM CVEs from 2021

View all
Browse by year2026202520242023202220212020201920182017201620152014201320122011201020092008200720062005200420032002200120001999