VDB-306875 · CVE-2025-37793 · EUVD-2025-13011

Linux Kernel up to 6.6.87/6.12.24/6.14.3/6.15-rc2 ASoC avs_component_probe null pointer dereference

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5.5	$0-$5k	0.00

Summaryinfo

A vulnerability identified as critical has been detected in Linux Kernel up to 6.6.87/6.12.24/6.14.3/6.15-rc2. This affects the function avs_component_probe of the component ASoC. The manipulation leads to null pointer dereference. This vulnerability is referenced as CVE-2025-37793. No exploit is available. You should upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Linux Kernel up to 6.6.87/6.12.24/6.14.3/6.15-rc2. This issue affects the function avs_component_probe of the component ASoC. The manipulation with an unknown input leads to a null pointer dereference vulnerability. Using CWE to declare the problem leads to CWE-476. A NULL pointer dereference occurs when the application dereferences a pointer that it expects to be valid, but is NULL, typically causing a crash or exit. Impacted is availability. The summary by CVE is:

In the Linux kernel, the following vulnerability has been resolved: ASoC: Intel: avs: Fix null-ptr-deref in avs_component_probe() devm_kasprintf() returns NULL when memory allocation fails. Currently, avs_component_probe() does not check for this case, which results in a NULL pointer dereference.

It is possible to read the advisory at git.kernel.org. The identification of this vulnerability is CVE-2025-37793 since 04/16/2025. Technical details of the vulnerability are known, but there is no available exploit.

The vulnerability scanner Nessus provides a plugin with the ID 240657 (Ubuntu 25.04 : Linux kernel vulnerabilities (USN-7594-1)), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 6.6.88, 6.12.25, 6.14.4 or 6.15-rc3 eliminates this vulnerability. Applying the patch aaa93b8846101461de815759d39979661b82d5a5/23fde311ea1d0a6c36bf92ce48b90b77d0ece1a4/c2825073271b6f15e669a424b363612082494863/95f723cf141b95e3b3a5b92cf2ea98a863fe7275 is able to eliminate this problem. The bugfix is ready for download at git.kernel.org. The best possible mitigation is suggested to be upgrading to the latest version.

The vulnerability is also documented in the databases at Tenable (240657), EUVD (EUVD-2025-13011) and CERT Bund (WID-SEC-2025-0922). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Affected

Google Container-Optimized OS
Debian Linux
Amazon Linux 2
Red Hat Enterprise Linux
Ubuntu Linux
SUSE Linux
Oracle Linux
SUSE openSUSE
RESF Rocky Linux
Dell Avamar
Open Source Linux Kernel
IBM DataPower Gateway
Dell NetWorker
Dell Secure Connect Gateway

Productinfo

Type

Operating System

Vendor

Linux

Name

Kernel

Version

License

open-source

Website

Vendor: https://www.kernel.org/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.6
VulDB Meta Temp Score: 5.5

VulDB Base Score: 5.7
VulDB Temp Score: 5.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.5
NVD Vector: 🔍

CVSSv2info

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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Null pointer dereference
CWE: CWE-476 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Partially

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍