CVE-2025-38143

Severity CVSS v4.0:

Pending analysis

Type:

CWE-476 NULL Pointer Dereference

Publication date:

03/07/2025

Last modified:

18/12/2025

Description

In the Linux kernel, the following vulnerability has been resolved: backlight: pm8941: Add NULL check in wled_configure() devm_kasprintf() returns NULL when memory allocation fails. Currently, wled_configure() does not check for this case, which results in a NULL pointer dereference. Add NULL check after devm_kasprintf() to prevent this issue.

Impact

Vector 3.x

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H CVSS v3.1 Severity and Metrics:

Base Score: 5.50 MEDIUM
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): None
Integrity (I): None
Availability (A): High

Base Score 3.x

5.50

Severity 3.x

MEDIUM

Vulnerable products and versions

CPE	From	Up to
cpe:2.3:o:linux:linux_kernel::::::::	5.0 (including)	5.10.239 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	5.11 (including)	5.15.186 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	5.16 (including)	6.1.142 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	6.2 (including)	6.6.94 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	6.7 (including)	6.12.34 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	6.13 (including)	6.15.3 (excluding)
cpe:2.3:o:debian:debian_linux:11.0:::::::*

To consult the complete list of CPE names with products and versions, see this page

CVE-2025-38143

Description

Impact

Vulnerable products and versions

References to Advisories, Solutions, and Tools