Linux Kernel up to 6.14.2 Mfd kb3930_probe 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 was found in Linux Kernel up to 6.1.134/6.6.87/6.12.23/6.13.11/6.14.2 and classified as problematic. This affects the function kb3930_probe of the component Mfd. Such manipulation leads to null pointer dereference. This vulnerability is uniquely identified as CVE-2025-23146. No exploit exists. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in Linux Kernel up to 6.1.134/6.6.87/6.12.23/6.13.11/6.14.2 and classified as problematic. Affected by this issue is the function kb3930_probe of the component Mfd. 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: mfd: ene-kb3930: Fix a potential NULL pointer dereference The off_gpios could be NULL. Add missing check in the kb3930_probe(). This is similar to the issue fixed in commit b1ba8bcb2d1f ("backlight: hx8357: Fix potential NULL pointer dereference"). This was detected by our static analysis tool.

The advisory is available at git.kernel.org. This vulnerability is handled as CVE-2025-23146 since 01/11/2025. Technical details are known, but there is no available exploit.

The vulnerability scanner Nessus provides a plugin with the ID 237255 (Debian dla-4178 : ata-modules-5.10.0-34-armmp-di - security update), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 6.1.135, 6.6.88, 6.12.24, 6.13.12, 6.14.3 or 6.15-rc1 eliminates this vulnerability. Applying the patch 2edb5b29b197d90b4d08cd45e911c0bcf24cb895/ea07760676bba49319d553af80c239da053b5fb1/7b47df6498f223c8956bfe0d994a0e42a520dfcd/b1758417310d2cc77e52cd15103497e52e2614f6/76d0f4199bc5b51acb7b96c6663a8953543733ad/4cdf1d2a816a93fa02f7b6b5492dc7f55af2a199 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 (237255) and CERT Bund (WID-SEC-2025-0922). If you want to get best quality of vulnerability data, you may have to visit VulDB.

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

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: 237255
Nessus Name: Debian dla-4178 : ata-modules-5.10.0-34-armmp-di - security update

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Kernel 6.1.135/6.6.88/6.12.24/6.13.12/6.14.3/6.15-rc1
Patch: 2edb5b29b197d90b4d08cd45e911c0bcf24cb895/ea07760676bba49319d553af80c239da053b5fb1/7b47df6498f223c8956bfe0d994a0e42a520dfcd/b1758417310d2cc77e52cd15103497e52e2614f6/76d0f4199bc5b51acb7b96c6663a8953543733ad/4cdf1d2a816a93fa02f7b6b5492dc7f55af2a199

Timelineinfo

01/11/2025 🔍
05/01/2025 +109 days 🔍
05/01/2025 +0 days 🔍
03/15/2026 +318 days 🔍

Sourcesinfo

Vendor: kernel.org

Advisory: git.kernel.org
Status: Confirmed

CVE: CVE-2025-23146 (🔍)
GCVE (CVE): GCVE-0-2025-23146
GCVE (VulDB): GCVE-100-306842
CERT Bund: WID-SEC-2025-0922 - Linux Kernel: Mehrere Schwachstellen

Entryinfo

Created: 05/01/2025 15:39
Updated: 03/15/2026 07:51
Changes: 05/01/2025 15:39 (59), 05/02/2025 15:31 (1), 05/27/2025 05:00 (2), 07/27/2025 23:37 (7), 11/07/2025 02:12 (10), 01/31/2026 20:58 (1), 03/15/2026 07:51 (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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