---
id: CVE-2026-97430
title: |-
  In the Linux kernel, the following vulnerability has been resolved:

  xhci: Prevent queuing new commands if xhci is inaccessible

  Refuse to queue a new command on the command ring if xHC is marked
  inaccessible with the HCD_FLAG_HW_ACCESSI…
summary: |-
  In the Linux kernel, the following vulnerability has been resolved:

  xhci: Prevent queuing new commands if xhci is inaccessible

  Refuse to queue a new command on the command ring if xHC is marked
  inaccessible with the HCD_FLAG_HW_ACCESSI…
severity: none
vendor: Linux
product: Linux
affected:
  - >-
    Linux >= 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 <
    a50948386256b24d73971b9a152fe1de808446ab
  - >-
    Linux >= 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 <
    a05e54c1eeaba10414aa2fde94589a7c9885f2a1
  - >-
    Linux >= 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 <
    82b70c799281cc24506085be978b829149ba0ca4
  - Linux < 6.12.111
  - Linux < 6.18.53
  - Linux (all versions)
published: '2026-09-24'
updated: '2026-09-24'
sourceUpdated: '2026-09-24T17:17:21.017'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-97430'
references:
  - url: 'https://git.kernel.org/stable/c/82b70c799281cc24506085be978b829149ba0ca4'
    label: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
  - url: 'https://git.kernel.org/stable/c/a05e54c1eeaba10414aa2fde94589a7c9885f2a1'
    label: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
  - url: 'https://git.kernel.org/stable/c/a50948386256b24d73971b9a152fe1de808446ab'
    label: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
tags:
  - nvd
  - cve.org
ingestedAt: '2026-09-24T16:47:15.882Z'
---

## Overview

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

xhci: Prevent queuing new commands if xhci is inaccessible

Refuse to queue a new command on the command ring if xHC is marked
inaccessible with the HCD_FLAG_HW_ACCESSIBLE.

HCD_FLAG_HW_ACCESSIBLE is set and cleared in suspend and resume.

Also print a warning if xhci is being suspended with commands
still pending on the command ring.

## Remediation

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