CVE-2022-50327

ACPI: processor: idle: Check acpi_fetch_acpi_dev() return value

Severity Score

5.5

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

In the Linux kernel, the following vulnerability has been resolved: ACPI: processor: idle: Check acpi_fetch_acpi_dev() return value The return value of acpi_fetch_acpi_dev() could be NULL, which would
cause a NULL pointer dereference to occur in acpi_device_hid(). [ rjw: Subject and changelog edits, added empty line after if () ]

In the Linux kernel, the following vulnerability has been resolved: ACPI: processor: idle: Check acpi_fetch_acpi_dev() return value The return value of acpi_fetch_acpi_dev() could be NULL, which would cause a NULL pointer dereference to occur in acpi_device_hid(). [ rjw: Subject and changelog edits, added empty line after if () ]

The SUSE Linux Enterprise 15 SP5 RT kernel was updated to fix various security issues.

*Credits: N/A

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Attack Vector

Local

Attack Complexity

Low

Authentication

None

Confidentiality

None

Integrity

None

Availability

Complete

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2025-09-15 CVE Reserved
2025-09-15 CVE Published
2025-11-03 CVE Updated
2025-11-22 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-476: NULL Pointer Dereference

CAPEC

References (8)

URL	Tag	Source

URL	Date	SRC

URL	Date	SRC
https://git.kernel.org/stable/c/8e8b5f12ee4ab6f5d252c9ca062a4ada9554e6d9	2025-08-28
https://git.kernel.org/stable/c/fdee7a0acc566c4194d40a501b8a1584e86cc208	2025-08-28
https://git.kernel.org/stable/c/ad1190744da9d812da55b76f2afce750afb0a3bd	2025-08-28
https://git.kernel.org/stable/c/2ecd629c788bbfb96be058edade2e934d3763eaf	2022-12-31
https://git.kernel.org/stable/c/b85f0e292f73f353eea915499604fbf50c8238b4	2022-12-31
https://git.kernel.org/stable/c/2437513a814b3e93bd02879740a8a06e52e2cf7d	2022-10-28

URL	Date	SRC
https://access.redhat.com/security/cve/CVE-2022-50327	2024-05-22
https://bugzilla.redhat.com/show_bug.cgi?id=2395438	2024-05-22

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Linux Search vendor "Linux"		Linux Kernel Search vendor "Linux" for product "Linux Kernel"				< 5.4.297 Search vendor "Linux" for product "Linux Kernel" and version " < 5.4.297"		en		Affected
Linux Search vendor "Linux"		Linux Kernel Search vendor "Linux" for product "Linux Kernel"				< 5.10.241 Search vendor "Linux" for product "Linux Kernel" and version " < 5.10.241"		en		Affected
Linux Search vendor "Linux"		Linux Kernel Search vendor "Linux" for product "Linux Kernel"				< 5.15.190 Search vendor "Linux" for product "Linux Kernel" and version " < 5.15.190"		en		Affected
Linux Search vendor "Linux"		Linux Kernel Search vendor "Linux" for product "Linux Kernel"				< 6.0.16 Search vendor "Linux" for product "Linux Kernel" and version " < 6.0.16"		en		Affected
Linux Search vendor "Linux"		Linux Kernel Search vendor "Linux" for product "Linux Kernel"				< 6.1.2 Search vendor "Linux" for product "Linux Kernel" and version " < 6.1.2"		en		Affected
Linux Search vendor "Linux"		Linux Kernel Search vendor "Linux" for product "Linux Kernel"				< 6.2 Search vendor "Linux" for product "Linux Kernel" and version " < 6.2"		en		Affected