CVE-2025-71186

MEDIUM EPSS 8.1%
Published Jan 31, 20264mo ago · Modified Jun 17, 20261w ago
5.5 CVSS 3.1
Medium
Find Similar
Published Jan 31, 2026 4mo ago
Last Modified Jun 17, 2026 1w ago

Description

In the Linux kernel, the following vulnerability has been resolved: dmaengine: stm32: dmamux: fix device leak on route allocation Make sure to drop the reference taken when looking up the DMA mux platform device during route allocation. Note that holding a reference to a device does not prevent its driver data from going away so there is no point in keeping the reference.

CVSS Details

Base Score
5.5
Exploitability
1.8
Impact
3.6
Vector string
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Attack Vector Local
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality None
Integrity None
Availability High

Threat Intelligence

EPSS Exploit Probability
8.1% percentile
Exploit & Patch Status
No Known Exploit
Patch Available

Weaknesses 1

CWE-401

Affected Products 15

VendorProductVersionRange
linuxlinux_kernel*≥4.15.1  –  <5.10.249
linuxlinux_kernel*≥5.11  –  <5.15.199
linuxlinux_kernel*≥5.16  –  <6.1.162
linuxlinux_kernel*≥6.2  –  <6.6.122
linuxlinux_kernel*≥6.7  –  <6.12.67
linuxlinux_kernel*≥6.13  –  <6.18.7
linuxlinux_kernel4.15any
linuxlinux_kernel6.19any
linuxlinux_kernel6.19any
linuxlinux_kernel6.19any
linuxlinux_kernel6.19any
linuxlinux_kernel6.19any
linuxlinux_kernel6.19any
linuxlinux_kernel6.19any
linuxlinux_kernel6.19any

References 8

  • cert-portal.siemens.com https://cert-portal.siemens.com/productcert/html/ssa-253495.html
  • git.kernel.org https://git.kernel.org/stable/c/1a179ac01ff3993ab97e33cc77c316ed7415cda1
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/1dda2a32303df0091896b01a9d09070d61fa344c
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/2fb10259d4efb4367787b5ae9c94192e8a91c648
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/3b42020e6790a5e19b36c187ed5b488a5716f97f
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/3ef52d31cce8ba816739085a61efe07b63c6cf27
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/6393da54dcb3488c080a183c4182ddec71ba8d7f
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/dd6e4943889fb354efa3f700e42739da9bddb6ef
    Patch

Remediation

  • git.kernel.org https://git.kernel.org/stable/c/1a179ac01ff3993ab97e33cc77c316ed7415cda1
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/1dda2a32303df0091896b01a9d09070d61fa344c
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/2fb10259d4efb4367787b5ae9c94192e8a91c648
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/3b42020e6790a5e19b36c187ed5b488a5716f97f
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/3ef52d31cce8ba816739085a61efe07b63c6cf27
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/6393da54dcb3488c080a183c4182ddec71ba8d7f
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/dd6e4943889fb354efa3f700e42739da9bddb6ef
    Patch