---
id: CVE-2026-46225
title: 'spi: rspi: fix controller deregistration'
summary: |-
  In the Linux kernel, the following vulnerability has been resolved:

  spi: rspi: 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 >= 9e03d05eee4ca45ed12749ef6c26bf616262cdd2 <
    434804ab2089f1671a718b2af9f94a3b8f9f9b49
  - >-
    Linux >= 9e03d05eee4ca45ed12749ef6c26bf616262cdd2 <
    77defd64b405b680db73d767313fce770d368368
  - >-
    Linux >= 9e03d05eee4ca45ed12749ef6c26bf616262cdd2 <
    c5090db1b31de3ef4db0cda7e822ab49cb572292
  - >-
    Linux >= 9e03d05eee4ca45ed12749ef6c26bf616262cdd2 <
    aee76c1dd189562c6678313caec12761f78a9ef3
  - >-
    Linux >= 9e03d05eee4ca45ed12749ef6c26bf616262cdd2 <
    fee6abd9845c3edd217b0e429d09f764f9a5690e
  - >-
    Linux >= 9e03d05eee4ca45ed12749ef6c26bf616262cdd2 <
    9944fa6726afb1e6eb7e2212764e7da0c97f2dcc
  - Linux 3.14
published: '2026-05-28'
updated: '2026-10-30'
sourceUpdated: '2026-10-30T12:26:08.842Z'
source: CVEORG
sourceUrl: 'https://www.cve.org/CVERecord?id=CVE-2026-46225'
references:
  - url: 'https://git.kernel.org/stable/c/434804ab2089f1671a718b2af9f94a3b8f9f9b49'
  - url: 'https://git.kernel.org/stable/c/77defd64b405b680db73d767313fce770d368368'
  - url: 'https://git.kernel.org/stable/c/c5090db1b31de3ef4db0cda7e822ab49cb572292'
  - url: 'https://git.kernel.org/stable/c/aee76c1dd189562c6678313caec12761f78a9ef3'
  - url: 'https://git.kernel.org/stable/c/fee6abd9845c3edd217b0e429d09f764f9a5690e'
  - url: 'https://git.kernel.org/stable/c/9944fa6726afb1e6eb7e2212764e7da0c97f2dcc'
tags:
  - cve.org
epss: 0.00119
epssPercentile: 0.01779
ingestedAt: '2026-11-05T15:02:32.325Z'
---

## Overview

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

spi: rspi: fix controller deregistration

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

## Affected

- `Linux >= 9e03d05eee4ca45ed12749ef6c26bf616262cdd2 < 434804ab2089f1671a718b2af9f94a3b8f9f9b49`
- `Linux >= 9e03d05eee4ca45ed12749ef6c26bf616262cdd2 < 77defd64b405b680db73d767313fce770d368368`
- `Linux >= 9e03d05eee4ca45ed12749ef6c26bf616262cdd2 < c5090db1b31de3ef4db0cda7e822ab49cb572292`
- `Linux >= 9e03d05eee4ca45ed12749ef6c26bf616262cdd2 < aee76c1dd189562c6678313caec12761f78a9ef3`
- `Linux >= 9e03d05eee4ca45ed12749ef6c26bf616262cdd2 < fee6abd9845c3edd217b0e429d09f764f9a5690e`
- `Linux >= 9e03d05eee4ca45ed12749ef6c26bf616262cdd2 < 9944fa6726afb1e6eb7e2212764e7da0c97f2dcc`
- `Linux 3.14`

## Remediation

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