---
id: CVE-2026-23196
title: 'HID: Intel-thc-hid: Intel-thc: Add safety check for reading DMA buffer'
summary: |-
  In the Linux kernel, the following vulnerability has been resolved:

  HID: Intel-thc-hid: Intel-thc: Add safety check for reading DMA buffer

  Add DMA buffer readiness check before reading DMA buffer to avoid
  unexpected NULL pointer access…
severity: none
vendor: Linux
product: Linux
affected:
  - >-
    Linux >= 4138f21115aec3ebae7805ec3407c72d93558023 <
    1e84a807c98a71f767fd1f609637bc5944f916cb
  - >-
    Linux >= 4138f21115aec3ebae7805ec3407c72d93558023 <
    a9a917998d172ec117f9e9de1919174153c0ace4
  - Linux 6.14
ssvc:
  exploitation: none
  automatable: 'no'
  technicalImpact: partial
  timestamp: '2026-11-05T21:22:04.797826Z'
published: '2026-02-14'
updated: '2026-11-05'
sourceUpdated: '2026-11-05T21:23:21.678Z'
source: CVEORG
sourceUrl: 'https://www.cve.org/CVERecord?id=CVE-2026-23196'
references:
  - url: 'https://git.kernel.org/stable/c/1e84a807c98a71f767fd1f609637bc5944f916cb'
  - url: 'https://git.kernel.org/stable/c/a9a917998d172ec117f9e9de1919174153c0ace4'
tags:
  - cve.org
epss: 0.00117
epssPercentile: 0.01653
ingestedAt: '2026-11-05T22:38:32.086Z'
---

## Overview

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

HID: Intel-thc-hid: Intel-thc: Add safety check for reading DMA buffer

Add DMA buffer readiness check before reading DMA buffer to avoid
unexpected NULL pointer accessing.

## Affected

- `Linux >= 4138f21115aec3ebae7805ec3407c72d93558023 < 1e84a807c98a71f767fd1f609637bc5944f916cb`
- `Linux >= 4138f21115aec3ebae7805ec3407c72d93558023 < a9a917998d172ec117f9e9de1919174153c0ace4`
- `Linux 6.14`

## Remediation

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