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CVE-2026-89444

In the Linux kernel, the following vulnerability has been resolved: platform/x86: dell-wmi-sysman: Don't hex dump attribute security buffer set_attribute() populates the security area of the BIOS…

Published Sep 11, 2026EPSS 0.21%

Overview

CVE-2026-89444 is a known-severity vulnerability. It was published on September 11, 2026.

Technical description

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

platform/x86: dell-wmi-sysman: Don't hex dump attribute security buffer

set_attribute() populates the security area of the BIOS attribute request

buffer with the current admin password via populate_security_buffer(), then

dumps the whole request buffer with print_hex_dump_bytes(). This can expose

the plaintext admin password in the kernel log.

The same issue was fixed for the password attribute path by

commit d1a196e0a6dc ("platform/x86: dell-wmi-sysman: Don't hex dump

plaintext password data"). Remove the remaining dump from the BIOS

attribute path.

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-2026-89444?

CVE-2026-89444 is a known-severity vulnerability. It was published on September 11, 2026.

How severe is CVE-2026-89444?

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-2026-89444?

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-2026-89444?

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