Linux Kernel up to 6.6.92/6.12.31/6.14.9 ksmbd opinfo_get_list 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 6.6.92/6.12.31/6.14.9 and classified as problematic. This issue affects the function opinfo_get_list of the component ksmbd. Executing a manipulation can lead to null pointer dereference. This vulnerability is handled as CVE-2025-38092. There is not any exploit available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability has been found in Linux Kernel up to 6.6.92/6.12.31/6.14.9 and classified as problematic. This vulnerability affects the function opinfo_get_list of the component ksmbd. The manipulation with an unknown input leads to a null pointer dereference vulnerability. The CWE definition for the vulnerability is 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. As an impact it is known to affect availability. CVE summarizes:

In the Linux kernel, the following vulnerability has been resolved: ksmbd: use list_first_entry_or_null for opinfo_get_list() The list_first_entry() macro never returns NULL. If the list is empty then it returns an invalid pointer. Use list_first_entry_or_null() to check if the list is empty.

The advisory is available at git.kernel.org. This vulnerability was named CVE-2025-38092 since 04/16/2025. Technical details are known, but there is no available exploit.

The vulnerability scanner Nessus provides a plugin with the ID 250227 (Linux Distros Unpatched Vulnerability : CVE-2025-38092), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 6.6.93, 6.12.32 or 6.14.10 eliminates this vulnerability. Applying the patch c78abb646ff823e7d22faad4cc0703d4484da9e8/334da674b25fdb7a1a4d4b89dcd7795144fc7e11/cb7e06e9736d73007dc8dab7b353733bb37df86b/10379171f346e6f61d30d9949500a8de4336444a 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 (250227), EUVD (EUVD-2025-19733) and CERT Bund (WID-SEC-2025-1452). 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
  • IBM QRadar SIEM
  • SUSE openSUSE
  • RESF Rocky Linux
  • Dell Avamar
  • Open Source Linux Kernel
  • 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: 250227
Nessus Name: Linux Distros Unpatched Vulnerability : CVE-2025-38092

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: Kernel 6.6.93/6.12.32/6.14.10
Patch: c78abb646ff823e7d22faad4cc0703d4484da9e8/334da674b25fdb7a1a4d4b89dcd7795144fc7e11/cb7e06e9736d73007dc8dab7b353733bb37df86b/10379171f346e6f61d30d9949500a8de4336444a

Timelineinfo

04/16/2025 CVE reserved
07/02/2025 +77 days Advisory disclosed
07/02/2025 +0 days VulDB entry created
04/17/2026 +289 days VulDB entry last update

Sourcesinfo

Vendor: kernel.org

Advisory: git.kernel.org
Status: Confirmed

CVE: CVE-2025-38092 (🔒)
GCVE (CVE): GCVE-0-2025-38092
GCVE (VulDB): GCVE-100-314626
EUVD: 🔒
CERT Bund: WID-SEC-2025-1452 - Linux Kernel: Mehrere Schwachstellen

Entryinfo

Created: 07/02/2025 17:21
Updated: 04/17/2026 13:33
Changes: 07/02/2025 17:21 (59), 07/02/2025 18:26 (1), 07/31/2025 09:52 (7), 08/16/2025 19:29 (2), 08/23/2025 13:24 (1), 09/21/2025 13:28 (1), 11/09/2025 10:21 (1), 11/21/2025 02:19 (11), 12/05/2025 22:13 (1), 04/17/2026 13:33 (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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