CVE-2025-37844 Details
Description
In the Linux kernel, the following vulnerability has been resolved: cifs: avoid NULL pointer dereference in dbg call cifs_server_dbg() implies server to be non-NULL so move call under condition to avoid NULL pointer dereference. Found by Linux Verification Center (linuxtesting.org) with SVACE.
A vulnerability in the Linux kernel's CIFS (Common Internet File System) implementation has been addressed. The issue was a NULL pointer dereference in the debugging function 'cifs_server_dbg()'. This vulnerability could occur because the function improperly assumed that the server pointer would always be valid. The problem was identified by the Linux Verification Center using SVACE.
Metrics
CVSS 4.0 Severity and Vector Strings:
No CVSS 4.0 data is available for this CVE.
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
No SSVC data is available for this CVE.
References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://git.kernel.org/stable/c/20048e658652e731f5cadf4a695925e570ca0ff9 | kernel.org | Patch |
| https://git.kernel.org/stable/c/6c14ee6af8f1f188b668afd6d003f7516a507b08 | kernel.org | Patch |
| https://git.kernel.org/stable/c/864ba5c651b03830f36f0906c21af05b15c1aaa6 | kernel.org | Patch |
| https://git.kernel.org/stable/c/9c9000cb91b986eb7f75835340c67857ab97c09b | kernel.org | Patch |
| https://git.kernel.org/stable/c/b2a1833e1c63e2585867ebeaf4dd41494dcede4b | kernel.org | Patch |
| https://git.kernel.org/stable/c/b4885bd5935bb26f0a414ad55679a372e53f9b9b | kernel.org | Patch |
| https://git.kernel.org/stable/c/ba3ce6c60cd5db258687dfeba9fc608f5e7cadf3 | kernel.org | Patch |
| https://git.kernel.org/stable/c/e0717385f5c51e290c2cd2ad4699a778316b5132 | kernel.org | Patch |
| https://lists.debian.org/debian-lts-announce/2025/05/msg00030.html | CVE | Mailing List |
| https://lists.debian.org/debian-lts-announce/2025/05/msg00045.html | CVE | Mailing List |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-476 | NULL Pointer Dereference | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| linux linux kernel | >= 5.6.7, < 5.10.237 >= 5.11, < 5.15.181 >= 5.16, < 6.1.135 >= 6.2, < 6.6.88 >= 6.7, < 6.12.24 >= 6.13, < 6.13.12 >= 6.14, < 6.14.3 |
CPE
Remediation
| |
| debian debian linux | 11.0 |
CPE
Remediation
| |
Change History
4 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jun 17, 2026 | CVE Modified | kernel.org |
| Nov 17, 2025 | Initial Analysis | [email protected] |
| Nov 3, 2025 | CVE Modified | CVE |
| May 9, 2025 | New CVE Received | kernel.org |