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CVE-2024-2496

5.0 · MEDIUM

A NULL pointer dereference flaw was found in the udevConnectListAllInterfaces() function in libvirt.

Published Mar 18, 2024CWE-476EPSS 0.25%

Overview

CVE-2024-2496 is a medium-severity vulnerability. It was published on March 18, 2024 and has a CVSS 3.1 base score of 5.0 (MEDIUM).

This vulnerability has a CVSS 3.1 base score of 5.0, rated MEDIUM. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.

Technical description

A NULL pointer dereference flaw was found in the udevConnectListAllInterfaces() function in libvirt. This issue can occur when detaching a host interface while at the same time collecting the list of interfaces via virConnectListAllInterfaces API. This flaw could be used to perform a denial of service attack by causing the libvirt daemon to crash.

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

Refaccess.redhat.com/errata/RHSA-2024:2236Refaccess.redhat.com/security/cve/CVE-2024-2496Refbugzilla.redhat.com/show_bug.cgi?id=2269672Refaccess.redhat.com/errata/RHSA-2024:2236Refaccess.redhat.com/security/cve/CVE-2024-2496Refbugzilla.redhat.com/show_bug.cgi?id=2269672Reflists.debian.org/debian-lts-announce/2024/04/msg00000.html

How CyberStrike helps

Frequently asked questions

What is CVE-2024-2496?

CVE-2024-2496 is a medium-severity vulnerability. It was published on March 18, 2024 and has a CVSS 3.1 base score of 5.0 (MEDIUM).

How severe is CVE-2024-2496?

This vulnerability has a CVSS 3.1 base score of 5.0, 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-2024-2496?

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-2024-2496?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2024-2496 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.

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