CVE Database›CVE-2024-40984

CVE-2024-40984

kernel: ACPICA: Revert "ACPICA: avoid Info: mapping multiple BARs. Your kernel is fine."

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Severity

Moderate

Red Hat Product Security

5.5

CVSS 3.1

Review impact separately from score.

Published · July 12, 2024

Updated · August 5, 2026

Description

A vulnerability was found in the Linux kernel's ACPICA component, where improper handling of memory mappings can lead to a NULL pointer dereference. This issue arises when mapping requests exceed page boundaries, resulting in attempts to access unmapped memory.

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

Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.

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