CVE-2024-49962
kernel: ACPICA: check null return of ACPI_ALLOCATE_ZEROED() in acpi_db_convert_to_package()
Severity
ModerateRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · October 21, 2024
Updated · October 29, 2026
Description
A flaw was found in the Linux kernel's Advanced Configuration and Power Interface (ACPI) Component Architecture (ACPICA). A missing check for a null return value from a memory allocation function (ACPI_ALLOCATE_ZEROED()) in the acpi_db_convert_to_package() function can lead to a null pointer dereference. This vulnerability could allow a local attacker to cause a system crash, resulting in a denial of service.
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 · 5.5CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CWE-476 · NULL Pointer Dereference