---
id: CVE-2026-46226
title: 'spi: fsl: fix controller deregistration'
summary: |-
  In the Linux kernel, the following vulnerability has been resolved:

  spi: fsl: fix controller deregistration

  Make sure to deregister the controller before releasing underlying
  resources like DMA during driver unbind.
severity: none
vendor: Linux
product: Linux
affected:
  - >-
    Linux >= 4178b6b1b595003cd6e04711b449797a582e44f5 <
    af8ba212fdc985b7853e8aff3fd2ca65f94aafc9
  - >-
    Linux >= 4178b6b1b595003cd6e04711b449797a582e44f5 <
    562d954a144950ec2aa6a874ae657cb3fa31fe53
  - >-
    Linux >= 4178b6b1b595003cd6e04711b449797a582e44f5 <
    e888308222375ac28bae69134dae288178718a96
  - >-
    Linux >= 4178b6b1b595003cd6e04711b449797a582e44f5 <
    ca3195c7b88362d7c81efe685948663a9f9db0e6
  - >-
    Linux >= 4178b6b1b595003cd6e04711b449797a582e44f5 <
    5750743a39c9d46ac9fcf57ffe000956da4942cf
  - >-
    Linux >= 4178b6b1b595003cd6e04711b449797a582e44f5 <
    9b7abfed4c3754062d1f3ffd452e65a38667f586
  - Linux 4.3
published: '2026-05-28'
updated: '2026-10-30'
sourceUpdated: '2026-10-30T12:26:09.902Z'
source: CVEORG
sourceUrl: 'https://www.cve.org/CVERecord?id=CVE-2026-46226'
references:
  - url: 'https://git.kernel.org/stable/c/af8ba212fdc985b7853e8aff3fd2ca65f94aafc9'
  - url: 'https://git.kernel.org/stable/c/562d954a144950ec2aa6a874ae657cb3fa31fe53'
  - url: 'https://git.kernel.org/stable/c/e888308222375ac28bae69134dae288178718a96'
  - url: 'https://git.kernel.org/stable/c/ca3195c7b88362d7c81efe685948663a9f9db0e6'
  - url: 'https://git.kernel.org/stable/c/5750743a39c9d46ac9fcf57ffe000956da4942cf'
  - url: 'https://git.kernel.org/stable/c/9b7abfed4c3754062d1f3ffd452e65a38667f586'
tags:
  - cve.org
epss: 0.00119
epssPercentile: 0.01772
ingestedAt: '2026-11-05T15:02:32.324Z'
---

## Overview

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

spi: fsl: fix controller deregistration

Make sure to deregister the controller before releasing underlying
resources like DMA during driver unbind.

## Affected

- `Linux >= 4178b6b1b595003cd6e04711b449797a582e44f5 < af8ba212fdc985b7853e8aff3fd2ca65f94aafc9`
- `Linux >= 4178b6b1b595003cd6e04711b449797a582e44f5 < 562d954a144950ec2aa6a874ae657cb3fa31fe53`
- `Linux >= 4178b6b1b595003cd6e04711b449797a582e44f5 < e888308222375ac28bae69134dae288178718a96`
- `Linux >= 4178b6b1b595003cd6e04711b449797a582e44f5 < ca3195c7b88362d7c81efe685948663a9f9db0e6`
- `Linux >= 4178b6b1b595003cd6e04711b449797a582e44f5 < 5750743a39c9d46ac9fcf57ffe000956da4942cf`
- `Linux >= 4178b6b1b595003cd6e04711b449797a582e44f5 < 9b7abfed4c3754062d1f3ffd452e65a38667f586`
- `Linux 4.3`

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.