CVE-2026-45982

kernel: ACPICA: Fix NULL pointer dereference in acpi_ev_address_space_dispatch()

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Severity

Low

Red Hat Product Security

5.5

CVSS 3.1

Review impact separately from score.

Published · May 27, 2026

Updated · June 28, 2026

Description

A flaw was found in the Linux kernel. A NULL pointer dereference in the acpi_ev_address_space_dispatch() function could allow a local attacker to cause a denial of service (DoS) by triggering a missed execution path. This vulnerability arises from an incomplete check in the Advanced Configuration and Power Interface (ACPI) component.

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