CVE-2025-38325: linux kernel — Fix

Description

In the Linux kernel, the following vulnerability has been resolved: ksmbd: add free_transport ops in ksmbd connection free_transport function for tcp connection can be called from smbdirect. It will cause kernel oops. This patch add free_transport ops in ksmbd connection, and add each free_transports for tcp and smbdirect.

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CVSS v3.1 Score

5.5

MEDIUM

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Affected Products

Vendor	Product	Versions
linux	linux_kernel	6.12.26 — 6.12.35
linux	linux_kernel	6.14.4 — 6.15
linux	linux_kernel	6.15.1 — 6.15.4
linux	linux_kernel	All
linux	linux_kernel	All
linux	linux_kernel	All
linux	linux_kernel	All
linux	linux_kernel	All
linux	linux_kernel	All
linux	linux_kernel	All
linux	linux_kernel	All

References

Advisories & Patches

https://git.kernel.org/stable/c/3890da762a66191c440b0bd6e3ee45501edbb0c1 https://git.kernel.org/stable/c/3f3aae77280aad9f5acc6709c596148966f765c7 https://git.kernel.org/stable/c/52f5a52dc17a4a7b4363ac03fe2c4ef26f020dc6 https://git.kernel.org/stable/c/a89f5fae998bdc4d0505306f93844c9ae059d50c

Frequently Asked Questions

What is CVE-2025-38325? +

In the Linux kernel, the following vulnerability has been resolved: ksmbd: add free_transport ops in ksmbd connection free_transport function for tcp connection can be called from smbdirect. It will cause kernel oops. This patch add free_transport ops in ksmbd connection, and add each free_transports for tcp and smbdirect. It has a CVSS v3.1 base score of 5.5 (MEDIUM).

How severe is CVE-2025-38325? +

CVE-2025-38325 has a CVSS v3.1 score of 5.5 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.

What products are affected by CVE-2025-38325? +

CVE-2025-38325 affects products from linux, specifically: linux_kernel. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2025-38325? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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