CVE-2025-37811: debian linux Null Dereference — Fix

Description

In the Linux kernel, the following vulnerability has been resolved: usb: chipidea: ci_hdrc_imx: fix usbmisc handling usbmisc is an optional device property so it is totally valid for the corresponding data->usbmisc_data to have a NULL value. Check that before dereferencing the pointer. Found by Linux Verification Center (linuxtesting.org) with Svace static analysis tool.

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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

Weakness Type (CWE)

CWE-476 CWE-476

Affected Products

Vendor	Product	Versions
linux	linux_kernel	5.15.179 — 5.15.181
linux	linux_kernel	6.1.129 — 6.1.136
linux	linux_kernel	6.6.72 — 6.6.89
linux	linux_kernel	6.12.10 — 6.12.26
linux	linux_kernel	6.13.1 — 6.14.5
linux	linux_kernel	All
linux	linux_kernel	All
linux	linux_kernel	All
linux	linux_kernel	All
linux	linux_kernel	All
debian	debian_linux	All

References

Advisories & Patches

https://git.kernel.org/stable/c/0ee460498ced49196149197c9f6d29a10e5e0798 https://git.kernel.org/stable/c/121e9f80ea5478bca3a8f3f26593fd66f87da649 https://git.kernel.org/stable/c/2aa87bd825377f5073b76701780a902cd0fc725a https://git.kernel.org/stable/c/4e28f79e3dffa52d327b46d1a78dac16efb5810b https://git.kernel.org/stable/c/8060b719676e8c0e5a2222c2977ba0458d9d9535 https://git.kernel.org/stable/c/887902ca73490f38c69fd6149ef361a041cf912f

Other References

https://lists.debian.org/debian-lts-announce/2025/05/msg00045.html

Frequently Asked Questions

What is CVE-2025-37811? +

In the Linux kernel, the following vulnerability has been resolved: usb: chipidea: ci_hdrc_imx: fix usbmisc handling usbmisc is an optional device property so it is totally valid for the corresponding data->usbmisc_data to have a NULL value. Check that before dereferencing the pointer. Found by Linux Verification Center (linuxtesting.org) with Svace static analysis tool. It has a CVSS v3.1 base score of 5.5 (MEDIUM).

How severe is CVE-2025-37811? +

CVE-2025-37811 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-2025-37811? +

CVE-2025-37811 affects products from debian, linux, specifically: debian_linux, linux_kernel. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2025-37811? +

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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