---
id: CVE-2025-40334
title: |-
  In the Linux kernel, the following vulnerability has been resolved:

  drm/amdgpu: validate userq buffer virtual address and size

  It needs to validate the userq object virtual address to
  determine whether it is residented in a valid vm ma…
summary: |-
  In the Linux kernel, the following vulnerability has been resolved:

  drm/amdgpu: validate userq buffer virtual address and size

  It needs to validate the userq object virtual address to
  determine whether it is residented in a valid vm ma…
severity: high
cvss: 7.3
cvssVector: 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:H'
published: '2025-12-09'
updated: '2026-10-14'
sourceUpdated: '2026-10-14T22:10:00.210'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2025-40334'
references:
  - url: 'https://git.kernel.org/stable/c/5a577de86c4a1c67ca405571d6ef84e65c6897d1'
    label: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
  - url: 'https://git.kernel.org/stable/c/9e46b8bb0539d7bc9a9e7b3072fa4f6082490392'
    label: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
tags:
  - nvd
epss: 0.00165
epssPercentile: 0.05302
ingestedAt: '2026-10-14T23:00:02.031Z'
---

## Overview

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

drm/amdgpu: validate userq buffer virtual address and size

It needs to validate the userq object virtual address to
determine whether it is residented in a valid vm mapping.

## Remediation

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