CVE-2025-38301: linux kernel Null Dereference — Fix

Description

In the Linux kernel, the following vulnerability has been resolved: nvmem: zynqmp_nvmem: unbreak driver after cleanup Commit 29be47fcd6a0 ("nvmem: zynqmp_nvmem: zynqmp_nvmem_probe cleanup") changed the driver to expect the device pointer to be passed as the "context", but in nvmem the context parameter comes from nvmem_config.priv which is never set - Leading to null pointer exceptions when the device is accessed.

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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	6.9 — 6.12.34
linux	linux_kernel	6.13 — 6.15.3

References

Advisories & Patches

https://git.kernel.org/stable/c/3728101f56ef54425a11027a3ddc2c3941d60b71 https://git.kernel.org/stable/c/c8bb1bcea877446f86922a8fd1661b8c07d90e5c https://git.kernel.org/stable/c/fe8abdd175d7b547ae1a612757e7902bcd62e9cf

Frequently Asked Questions

What is CVE-2025-38301? +

In the Linux kernel, the following vulnerability has been resolved: nvmem: zynqmp_nvmem: unbreak driver after cleanup Commit 29be47fcd6a0 ("nvmem: zynqmp_nvmem: zynqmp_nvmem_probe cleanup") changed the driver to expect the device pointer to be passed as the "context", but in nvmem the context parameter comes from nvmem_config.priv which is never set - Leading to null pointer exceptions when the device is accessed. It has a CVSS v3.1 base score of 5.5 (MEDIUM).

How severe is CVE-2025-38301? +

CVE-2025-38301 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-2025-38301? +

CVE-2025-38301 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-2025-38301? +

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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