---
id: CVE-2026-98673
title: 'iio: adc: pac1934: check ACPI label duplication'
summary: |-
  In the Linux kernel, the following vulnerability has been resolved:

  iio: adc: pac1934: check ACPI label duplication

  A label duplication failure currently reaches the terminating-byte
  write. Release the ACPI result and abort before acce…
severity: none
vendor: Linux
product: Linux
affected:
  - >-
    Linux >= 0fb528c8255bd2de6a2fba26ed28d75a7f0cb630 <
    b7ac07d0b1a44bf644733298e80fd1f22e2f0cc1
  - >-
    Linux >= 0fb528c8255bd2de6a2fba26ed28d75a7f0cb630 <
    2eb7f097e15dc8935b49402456d01f3ab68f3ddd
  - >-
    Linux >= 0fb528c8255bd2de6a2fba26ed28d75a7f0cb630 <
    7996557c6b7d3b136668060057a790e058161dfe
  - >-
    Linux >= 0fb528c8255bd2de6a2fba26ed28d75a7f0cb630 <
    64c82e7bd9c82b0c9276297df34a3579e8658f55
  - Linux 6.9
published: '2026-10-18'
updated: '2026-10-18'
sourceUpdated: '2026-10-18T15:45:27.705Z'
source: CVEORG
sourceUrl: 'https://www.cve.org/CVERecord?id=CVE-2026-98673'
references:
  - url: 'https://git.kernel.org/stable/c/b7ac07d0b1a44bf644733298e80fd1f22e2f0cc1'
  - url: 'https://git.kernel.org/stable/c/2eb7f097e15dc8935b49402456d01f3ab68f3ddd'
  - url: 'https://git.kernel.org/stable/c/7996557c6b7d3b136668060057a790e058161dfe'
  - url: 'https://git.kernel.org/stable/c/64c82e7bd9c82b0c9276297df34a3579e8658f55'
tags:
  - cve.org
ingestedAt: '2026-10-18T16:47:32.532Z'
---

## Overview

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

iio: adc: pac1934: check ACPI label duplication

A label duplication failure currently reaches the terminating-byte
write. Release the ACPI result and abort before accessing the missing
label; earlier labels are managed by devres.

Detected by static analysis and reviewed with AI-assisted source auditing.

## Affected

- `Linux >= 0fb528c8255bd2de6a2fba26ed28d75a7f0cb630 < b7ac07d0b1a44bf644733298e80fd1f22e2f0cc1`
- `Linux >= 0fb528c8255bd2de6a2fba26ed28d75a7f0cb630 < 2eb7f097e15dc8935b49402456d01f3ab68f3ddd`
- `Linux >= 0fb528c8255bd2de6a2fba26ed28d75a7f0cb630 < 7996557c6b7d3b136668060057a790e058161dfe`
- `Linux >= 0fb528c8255bd2de6a2fba26ed28d75a7f0cb630 < 64c82e7bd9c82b0c9276297df34a3579e8658f55`
- `Linux 6.9`

## Remediation

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