CVE-2025-40098

Linux Kernel 6.7-6.17.5 - NULL Pointer Dereference in cs35l41_get_acpi_mute_state()

Title source: llm
STIX 2.1

Description

In the Linux kernel, the following vulnerability has been resolved: ALSA: hda: cs35l41: Fix NULL pointer dereference in cs35l41_get_acpi_mute_state() Return value of a function acpi_evaluate_dsm() is dereferenced without checking for NULL, but it is usually checked for this function. acpi_evaluate_dsm() may return NULL, when acpi_evaluate_object() returns acpi_status other than ACPI_SUCCESS, so add a check to prevent the crach. Found by Linux Verification Center (linuxtesting.org) with SVACE.

Scores

EPSS 0.0017
EPSS Percentile 6.4%

Details

Status published
Products (7)
linux/Kernel 6.7.0 - 6.17.5linux
Linux/Linux < 6.7
Linux/Linux 447106e92a0c86c332d40710436f38f64c322cd6 - 8527bbb33936340525a3504a00932b2f8fd75754
Linux/Linux 447106e92a0c86c332d40710436f38f64c322cd6 - b518386db2b993d786c431caa9f46ce063c5cb05
Linux/Linux 6.17.5 - 6.17.*
Linux/Linux 6.18
Linux/Linux 6.7
Published Oct 30, 2025
Tracked Since Feb 18, 2026