PT-2024-20618 · Acpi+2 · Acpi+2

Huai-Yuan Liu · Published 2023-04-06 · Updated 2026-03-05 · CVE-2024-24856

Positive Technologies (AI Summary)

CVSS v3.1

5.3

Medium

Base vector

AV:L/AC:H/PR:L/UI:R/S:C/C:N/I:N/A:H

Name of the Vulnerable Software and Affected Versions ACPI (affected versions not specified)

Description The memory allocation function ACPI ALLOCATE ZEROED does not guarantee a successful allocation, but the subsequent code directly dereferences the pointer that receives it, which may lead to null pointer dereference.

Recommendations To fix this issue, a null pointer check should be added. If it is null, return exception code AE NO MEMORY.

Fix

NULL Pointer Dereference

Weakness Enumeration

CWE-476

Related Identifiers

AZL-62708

BDU:2025-15393

CVE-2024-24856

Affected Products

Acpi

Astra Linux

Debian

References · 27

• https://osv.dev/vulnerability/AZL-62708 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2024-24856 · Security Note
• https://osv.dev/vulnerability/CVE-2024-24856 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2024-24856 · Security Note
• https://security-tracker.debian.org/tracker/CVE-2024-24856 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2024-24856 · Vendor Advisory
• https://bdu.fstec.ru/vul/2025-15393 · Security Note
• https://ubuntu.com/security/CVE-2024-24856 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2024-24856 · Vendor Advisory
• https://osv.dev/vulnerability/BELL-CVE-2024-24856 · Vendor Advisory
• https://github.com/acpica/acpica/commit/0d5f467d · Note
• https://docs.bell-sw.com/security/cves/CVE-2024-24856 · Note
• https://bugzilla.openanolis.cn/show_bug.cgi?id=8764 · Note
• https://kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.244 · Note
• https://twitter.com/CVEnew/status/1780731178947072134 · Twitter Post