Instituto Nacional de ciberseguridad. Sección Incibe
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CVE-2025-38142

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:<br /> <br /> hwmon: (asus-ec-sensors) check sensor index in read_string()<br /> <br /> Prevent a potential invalid memory access when the requested sensor<br /> is not found.<br /> <br /> find_ec_sensor_index() may return a negative value (e.g. -ENOENT),<br /> but its result was used without checking, which could lead to<br /> undefined behavior when passed to get_sensor_info().<br /> <br /> Add a proper check to return -EINVAL if sensor_index is negative.<br /> <br /> Found by Linux Verification Center (linuxtesting.org) with SVACE.<br /> <br /> [groeck: Return error code returned from find_ec_sensor_index]

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:*:*:*:*:*:*:*:* 5.18 (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


References to Advisories, Solutions, and Tools