---
id: CVE-2026-72303
title: 'ASoC: SOF: ipc4-control: Validate notification payload size'
summary: |-
  In the Linux kernel, the following vulnerability has been resolved:

  ASoC: SOF: ipc4-control: Validate notification payload size

  Validate MODULE_NOTIFICATION payload length before reading
  bytes/channel data in control update handling.
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 >= 2a28b5240f2b328495c6565d277f438dbc583d61 <
    c29f5b4498894aebb2f87b1a29bb320e2f9348f9
  - >-
    Linux >= 2a28b5240f2b328495c6565d277f438dbc583d61 <
    5bdfeccb7fbf6e000fc783cd8412732e67c1ad0c
  - Linux 7.0
ssvc:
  exploitation: none
  automatable: 'no'
  technicalImpact: total
  timestamp: '2026-10-16T18:46:16.232770Z'
published: '2026-08-15'
updated: '2026-10-16'
sourceUpdated: '2026-10-16T18:55:16.397Z'
source: CVEORG
sourceUrl: 'https://www.cve.org/CVERecord?id=CVE-2026-72303'
references:
  - url: 'https://git.kernel.org/stable/c/c29f5b4498894aebb2f87b1a29bb320e2f9348f9'
  - url: 'https://git.kernel.org/stable/c/5bdfeccb7fbf6e000fc783cd8412732e67c1ad0c'
tags:
  - cve.org
epss: 0.00165
epssPercentile: 0.0536
ingestedAt: '2026-10-16T19:46:24.409Z'
---

## Overview

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

ASoC: SOF: ipc4-control: Validate notification payload size

Validate MODULE_NOTIFICATION payload length before reading
bytes/channel data in control update handling.

## Affected

- `Linux >= 2a28b5240f2b328495c6565d277f438dbc583d61 < c29f5b4498894aebb2f87b1a29bb320e2f9348f9`
- `Linux >= 2a28b5240f2b328495c6565d277f438dbc583d61 < 5bdfeccb7fbf6e000fc783cd8412732e67c1ad0c`
- `Linux 7.0`

## Remediation

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