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CVE-2025-38479

7.8 · HIGH

In the Linux kernel, the following vulnerability has been resolved: dmaengine: fsl-edma: free irq correctly in remove path Add fsl_edma->txirq/errirq check to avoid below warning because no errir…

Published Apr 18, 2025EPSS 0.28%

Overview

CVE-2025-38479 is a high-severity vulnerability. It was published on April 18, 2025 and has a CVSS 3.1 base score of 7.8 (HIGH).

This vulnerability has a CVSS 3.1 base score of 7.8, rated HIGH. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.

Technical description

In the Linux kernel, the following vulnerability has been resolved:

dmaengine: fsl-edma: free irq correctly in remove path

Add fsl_edma->txirq/errirq check to avoid below warning because no

errirq at i.MX9 platform. Otherwise there will be kernel dump:

WARNING: CPU: 0 PID: 11 at kernel/irq/devres.c:144 devm_free_irq+0x74/0x80

Modules linked in:

CPU: 0 UID: 0 PID: 11 Comm: kworker/u8:0 Not tainted 6.12.0-rc7#18

Hardware name: NXP i.MX93 11X11 EVK board (DT)

Workqueue: events_unbound deferred_probe_work_func

pstate: 60400009 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)

pc : devm_free_irq+0x74/0x80

lr : devm_free_irq+0x48/0x80

Call trace:

devm_free_irq+0x74/0x80 (P)

devm_free_irq+0x48/0x80 (L)

fsl_edma_remove+0xc4/0xc8

platform_remove+0x28/0x44

device_remove+0x4c/0x80

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

References

Refgit.kernel.org/stable/c/38ff8769074db27387cb2323aaa751e59d168e6aRefgit.kernel.org/stable/c/55e2dbe2ba787d4fc2306f6bb2f43fb32176e184Refgit.kernel.org/stable/c/f3834d2d68749e4760c27325149765930ad876fdRefgit.kernel.org/stable/c/fa70c4c3c580c239a0f9e83a14770ab026e8d820

How CyberStrike helps

Frequently asked questions

What is CVE-2025-38479?

CVE-2025-38479 is a high-severity vulnerability. It was published on April 18, 2025 and has a CVSS 3.1 base score of 7.8 (HIGH).

How severe is CVE-2025-38479?

This vulnerability has a CVSS 3.1 base score of 7.8, rated HIGH. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2025-38479?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2025-38479?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2025-38479 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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