Linux Kernel up to 6.16-rc4 dell-wmi-sysman null pointer dereference

CVSS Meta Temp Score
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CTI Interest Score
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5.5$0-$5k0.00

Summaryinfo

A vulnerability labeled as critical has been found in Linux Kernel up to 6.16-rc4. The affected element is an unknown function of the component dell-wmi-sysman. Such manipulation leads to null pointer dereference. This vulnerability is uniquely identified as CVE-2025-38412. No exploit exists. The affected component should be upgraded.

Detailsinfo

A vulnerability was found in Linux Kernel up to 6.16-rc4 and classified as critical. Affected by this issue is an unknown part of the component dell-wmi-sysman. 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. CVE summarizes:

In the Linux kernel, the following vulnerability has been resolved: platform/x86: dell-wmi-sysman: Fix WMI data block retrieval in sysfs callbacks After retrieving WMI data blocks in sysfs callbacks, check for the validity of them before dereferencing their content.

The advisory is available at git.kernel.org. This vulnerability is handled as CVE-2025-38412 since 04/16/2025. The technical details are unknown and an exploit is not available.

The vulnerability scanner Nessus provides a plugin with the ID 246990 (Linux Distros Unpatched Vulnerability : CVE-2025-38412), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 5.15.187, 6.1.144, 6.6.97, 6.12.37, 6.15.6 or 6.16-rc5 eliminates this vulnerability. Applying the patch 92c2d914b5337431d885597a79a3a3d9d55e80b7/68e9963583d11963ceca5d276e9c44684509f759/0deb3eb78ebf225cb41aa9b2b2150f46cbfd359e/5df3b870bc389a1767c72448a3ce1c576ef4deab/aaf847dcb4114fe8b25d4c1c790bedcb6088cb3d/eb617dd25ca176f3fee24f873f0fd60010773d67 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 (246990) and CERT Bund (WID-SEC-2025-1653). If you want to get best quality of vulnerability data, you may have to visit VulDB.

Affected

  • Debian Linux
  • Amazon Linux 2
  • Red Hat Enterprise Linux
  • Ubuntu Linux
  • SUSE Linux
  • Oracle Linux
  • IBM QRadar SIEM
  • SUSE openSUSE
  • RESF Rocky Linux
  • Dell Avamar
  • Open Source Linux Kernel
  • Dell NetWorker
  • Dell Secure Connect Gateway

Productinfo

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Vendor

Name

Version

License

Website

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

AVACAuCIA
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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: 🔒

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Nessus ID: 246990
Nessus Name: Linux Distros Unpatched Vulnerability : CVE-2025-38412

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: Kernel 5.15.187/6.1.144/6.6.97/6.12.37/6.15.6/6.16-rc5
Patch: 92c2d914b5337431d885597a79a3a3d9d55e80b7/68e9963583d11963ceca5d276e9c44684509f759/0deb3eb78ebf225cb41aa9b2b2150f46cbfd359e/5df3b870bc389a1767c72448a3ce1c576ef4deab/aaf847dcb4114fe8b25d4c1c790bedcb6088cb3d/eb617dd25ca176f3fee24f873f0fd60010773d67

Timelineinfo

04/16/2025 CVE reserved
07/25/2025 +100 days Advisory disclosed
07/25/2025 +0 days VulDB entry created
01/03/2026 +162 days VulDB entry last update

Sourcesinfo

Vendor: kernel.org

Advisory: git.kernel.org
Status: Confirmed

CVE: CVE-2025-38412 (🔒)
GCVE (CVE): GCVE-0-2025-38412
GCVE (VulDB): GCVE-100-317642
CERT Bund: WID-SEC-2025-1653 - Linux Kernel: Mehrere Schwachstellen

Entryinfo

Created: 07/25/2025 15:39
Updated: 01/03/2026 21:10
Changes: 07/25/2025 15:39 (58), 08/10/2025 04:25 (2), 08/20/2025 18:40 (7), 09/14/2025 20:13 (1), 09/16/2025 04:54 (1), 09/28/2025 22:58 (1), 11/02/2025 10:14 (1), 11/17/2025 01:47 (1), 12/24/2025 06:17 (11), 01/03/2026 21:10 (1)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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