---
id: CVE-2025-71185
title: 'dmaengine: ti: dma-crossbar: fix device leak on am335x route allocation'
summary: |-
  In the Linux kernel, the following vulnerability has been resolved:

  dmaengine: ti: dma-crossbar: fix device leak on am335x route allocation

  Make sure to drop the reference taken when looking up the crossbar
  platform device during am335…
severity: none
vendor: Linux
product: Linux
affected:
  - >-
    Linux >= 42dbdcc6bf965997c088caff2a8be7f9bf44f701 <
    1befa553f1ecc045dc9ff56107ff50162f63f3c0
  - >-
    Linux >= 42dbdcc6bf965997c088caff2a8be7f9bf44f701 <
    c933aa74d9f8d35e6cda322c38c4a907d37a9a2b
  - >-
    Linux >= 42dbdcc6bf965997c088caff2a8be7f9bf44f701 <
    43725bd47d984937c429919ae291896d982d1f17
  - >-
    Linux >= 42dbdcc6bf965997c088caff2a8be7f9bf44f701 <
    6fdf168f57e331e148a1177a9b590a845c21b315
  - >-
    Linux >= 42dbdcc6bf965997c088caff2a8be7f9bf44f701 <
    f810132e825588fbad3cba940458c58bb7ec4d84
  - >-
    Linux >= 42dbdcc6bf965997c088caff2a8be7f9bf44f701 <
    30352277d8e09c972436f883a5efd1f1b763ac14
  - >-
    Linux >= 42dbdcc6bf965997c088caff2a8be7f9bf44f701 <
    4fc17b1c6d2e04ad13fd6c21cfbac68043ec03f9
  - Linux 4.4
published: '2026-01-31'
updated: '2026-09-08'
sourceUpdated: '2026-09-08T08:44:07.541Z'
source: CVEORG
sourceUrl: 'https://www.cve.org/CVERecord?id=CVE-2025-71185'
references:
  - url: 'https://git.kernel.org/stable/c/1befa553f1ecc045dc9ff56107ff50162f63f3c0'
  - url: 'https://git.kernel.org/stable/c/c933aa74d9f8d35e6cda322c38c4a907d37a9a2b'
  - url: 'https://git.kernel.org/stable/c/43725bd47d984937c429919ae291896d982d1f17'
  - url: 'https://git.kernel.org/stable/c/6fdf168f57e331e148a1177a9b590a845c21b315'
  - url: 'https://git.kernel.org/stable/c/f810132e825588fbad3cba940458c58bb7ec4d84'
  - url: 'https://git.kernel.org/stable/c/30352277d8e09c972436f883a5efd1f1b763ac14'
  - url: 'https://git.kernel.org/stable/c/4fc17b1c6d2e04ad13fd6c21cfbac68043ec03f9'
tags:
  - cve.org
epss: 0.00199
epssPercentile: 0.0866
ingestedAt: '2026-09-08T15:33:26.994Z'
---

## Overview

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

dmaengine: ti: dma-crossbar: fix device leak on am335x route allocation

Make sure to drop the reference taken when looking up the crossbar
platform device during am335x route allocation.

## Affected

- `Linux >= 42dbdcc6bf965997c088caff2a8be7f9bf44f701 < 1befa553f1ecc045dc9ff56107ff50162f63f3c0`
- `Linux >= 42dbdcc6bf965997c088caff2a8be7f9bf44f701 < c933aa74d9f8d35e6cda322c38c4a907d37a9a2b`
- `Linux >= 42dbdcc6bf965997c088caff2a8be7f9bf44f701 < 43725bd47d984937c429919ae291896d982d1f17`
- `Linux >= 42dbdcc6bf965997c088caff2a8be7f9bf44f701 < 6fdf168f57e331e148a1177a9b590a845c21b315`
- `Linux >= 42dbdcc6bf965997c088caff2a8be7f9bf44f701 < f810132e825588fbad3cba940458c58bb7ec4d84`
- `Linux >= 42dbdcc6bf965997c088caff2a8be7f9bf44f701 < 30352277d8e09c972436f883a5efd1f1b763ac14`
- `Linux >= 42dbdcc6bf965997c088caff2a8be7f9bf44f701 < 4fc17b1c6d2e04ad13fd6c21cfbac68043ec03f9`
- `Linux 4.4`

## Remediation

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