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CVE-2026-93818

In the Linux kernel, the following vulnerability has been resolved: PCI: plda: Protect root bus removal with rescan lock Hold the pci_rescan_remove_lock lock while stopping and removing a root bu…

Published Sep 24, 2026EPSS 0.17%

Overview

CVE-2026-93818 is a known-severity vulnerability. It was published on September 24, 2026.

Technical description

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

PCI: plda: Protect root bus removal with rescan lock

Hold the pci_rescan_remove_lock lock while stopping and removing a root bus

to avoid racing with concurrent rescan or hotplug operations triggered via

sysfs. Such races may lead to use-after-free issues or system crashes.

[bhelgaas: commit log]

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.

Frequently asked questions

What is CVE-2026-93818?

CVE-2026-93818 is a known-severity vulnerability. It was published on September 24, 2026.

How severe is CVE-2026-93818?

CVSS score information is not yet available for this vulnerability. Check back as the CVE record is updated by NVD analysts.

How do I fix or remediate CVE-2026-93818?

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-2026-93818?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2026-93818 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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