---
id: CVE-2026-46271
title: 'wifi: ath12k: do WoW offloads only on primary link'
summary: |-
  In the Linux kernel, the following vulnerability has been resolved:

  wifi: ath12k: do WoW offloads only on primary link

  In case of multi-link connection, WCN7850 firmware crashes due to WoW
  offloads enabled on both primary and secondary…
severity: high
cvss: 7.8
cvssVector: 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'
cvssSource: cna
vendor: Linux
product: Linux
affected:
  - >-
    Linux >= 32f7b19668bd2894f1a236580c2132fc4b9f4449 <
    7379837c3f9efa576dc2d716ebfaa3a113b3112f
  - >-
    Linux >= 32f7b19668bd2894f1a236580c2132fc4b9f4449 <
    e042da1085d9f1686c58a4378d5840f52a36598e
  - >-
    Linux >= 32f7b19668bd2894f1a236580c2132fc4b9f4449 <
    e62102ac9b773bdb08475aa9ca24dea61ae98708
  - Linux 6.16
ssvc:
  exploitation: none
  automatable: 'no'
  technicalImpact: total
  timestamp: '2026-10-16T15:21:33.891489Z'
published: '2026-06-03'
updated: '2026-10-16'
sourceUpdated: '2026-10-16T15:31:14.956Z'
source: CVEORG
sourceUrl: 'https://www.cve.org/CVERecord?id=CVE-2026-46271'
references:
  - url: 'https://git.kernel.org/stable/c/7379837c3f9efa576dc2d716ebfaa3a113b3112f'
  - url: 'https://git.kernel.org/stable/c/e042da1085d9f1686c58a4378d5840f52a36598e'
  - url: 'https://git.kernel.org/stable/c/e62102ac9b773bdb08475aa9ca24dea61ae98708'
tags:
  - cve.org
epss: 0.00173
epssPercentile: 0.06324
ingestedAt: '2026-10-16T17:24:46.714Z'
---

## Overview

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

wifi: ath12k: do WoW offloads only on primary link

In case of multi-link connection, WCN7850 firmware crashes due to WoW
offloads enabled on both primary and secondary links.

Change to do it only on primary link to fix it.

Tested-on: WCN7850 hw2.0 PCI WLAN.HMT.1.1.c5-00284-QCAHMTSWPL_V1.0_V2.0_SILICONZ-1

## Affected

- `Linux >= 32f7b19668bd2894f1a236580c2132fc4b9f4449 < 7379837c3f9efa576dc2d716ebfaa3a113b3112f`
- `Linux >= 32f7b19668bd2894f1a236580c2132fc4b9f4449 < e042da1085d9f1686c58a4378d5840f52a36598e`
- `Linux >= 32f7b19668bd2894f1a236580c2132fc4b9f4449 < e62102ac9b773bdb08475aa9ca24dea61ae98708`
- `Linux 6.16`

## Remediation

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