---
id: CVE-2023-7042
title: 'Kernel: null pointer dereference in ath10k_wmi_tlv_op_pull_mgmt_tx_compl_ev()'
summary: >-
  A null pointer dereference vulnerability was found in
  ath10k_wmi_tlv_op_pull_mgmt_tx_compl_ev() in
  drivers/net/wireless/ath/ath10k/wmi-tlv.c in the Linux kernel. This issue
  could be exploited to trigger a denial of service.
severity: medium
cvss: 4.4
cvssVector: 'CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H'
cvssSource: cna
cwe:
  - CWE-476
vendor: Red Hat
product: kernel
affected:
  - kernel
  - kernel
  - kernel-rt
  - kernel (all versions)
  - kernel-rt (all versions)
  - kernel (all versions)
  - kernel-rt (all versions)
ssvc:
  exploitation: none
  automatable: 'no'
  technicalImpact: partial
  timestamp: '2024-08-27T14:50:17.331103Z'
published: '2023-12-21'
updated: '2026-11-06'
sourceUpdated: '2026-11-06T13:40:37.802Z'
source: CVEORG
sourceUrl: 'https://www.cve.org/CVERecord?id=CVE-2023-7042'
references:
  - url: 'https://access.redhat.com/security/cve/CVE-2023-7042'
  - url: 'https://bugzilla.redhat.com/show_bug.cgi?id=2255497'
    label: RHBZ#2255497
  - url: >-
      https://patchwork.kernel.org/project/linux-wireless/patch/20231208043433.271449-1-hdthky0@gmail.com/
tags:
  - cve.org
epss: 0.00283
epssPercentile: 0.20937
ingestedAt: '2026-11-06T13:52:17.102Z'
---

## Overview

A null pointer dereference vulnerability was found in ath10k_wmi_tlv_op_pull_mgmt_tx_compl_ev() in drivers/net/wireless/ath/ath10k/wmi-tlv.c in the Linux kernel. This issue could be exploited to trigger a denial of service.

## Affected

- `kernel`
- `kernel`
- `kernel-rt`
- `kernel (all versions)`
- `kernel-rt (all versions)`
- `kernel (all versions)`
- `kernel-rt (all versions)`

## Remediation

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