---
id: CVE-2026-93792
title: |-
  In the Linux kernel, the following vulnerability has been resolved:

  wifi: iwlwifi: mvm: fix a possible underflow

  We shouldn't trust the firmware about the length of the wowlan packet.
summary: |-
  In the Linux kernel, the following vulnerability has been resolved:

  wifi: iwlwifi: mvm: fix a possible underflow

  We shouldn't trust the firmware about the length of the wowlan packet.
severity: none
vendor: Linux
product: Linux
affected:
  - >-
    Linux >= 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 <
    38ad8339211bf24c19126ec7629ea52094676454
  - >-
    Linux >= 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 <
    83f32942a501c80f44b8a8f668bc8b56d5d0d43f
  - >-
    Linux >= 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 <
    0cb5260a1027a43f8cdb961e128f2ddd42e46832
  - Linux < 6.12.111
  - Linux < 6.18.53
  - Linux (all versions)
published: '2026-09-24'
updated: '2026-09-25'
sourceUpdated: '2026-09-25T13:17:19.793'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-93792'
references:
  - url: 'https://git.kernel.org/stable/c/0cb5260a1027a43f8cdb961e128f2ddd42e46832'
    label: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
  - url: 'https://git.kernel.org/stable/c/38ad8339211bf24c19126ec7629ea52094676454'
    label: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
  - url: 'https://git.kernel.org/stable/c/83f32942a501c80f44b8a8f668bc8b56d5d0d43f'
    label: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
tags:
  - nvd
  - cve.org
ingestedAt: '2026-09-24T16:47:15.901Z'
---

## Overview

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

wifi: iwlwifi: mvm: fix a possible underflow

We shouldn't trust the firmware about the length of the wowlan packet.

## Remediation

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