CVE-2026-64511

kernel: ACPI: NFIT: core: Fix possible NULL pointer dereference

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Severity

Low

Red Hat Product Security

5.5

CVSS 3.1

Review impact separately from score.

Published · July 25, 2026

Updated · October 29, 2026

Description

A flaw was found in the Linux kernel's ACPI NFIT core component. This vulnerability allows a local attacker to cause a system crash by triggering a specific notification related to Non-Volatile Memory (NVM) before the NVM table is fully set up. This improper handling of NVM notifications can lead to a critical error, resulting in a denial of service for the affected system.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 3.1 · 5.5
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

CWE-476 · NULL Pointer Dereference