---
id: CVE-2026-89910
title: |-
  In the Linux kernel, the following vulnerability has been resolved:

  LoongArch: KVM: Fix uninitialized stack variable issue with dmsintc

  Variable vector[] is declared on stack in function dmsintc_inject_irq()
  and sometimes it is used wi…
summary: |-
  In the Linux kernel, the following vulnerability has been resolved:

  LoongArch: KVM: Fix uninitialized stack variable issue with dmsintc

  Variable vector[] is declared on stack in function dmsintc_inject_irq()
  and sometimes it is used wi…
severity: high
cvss: 7.3
cvssVector: 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:L/A:N'
vendor: Linux
product: Linux
affected:
  - >-
    Linux >= 03de5eecb0f0f68f29086bc0075c7fd597bf4e4a <
    f56060b0e10fa5633fac1dc243a25da3a5cdafb1
  - >-
    Linux >= 03de5eecb0f0f68f29086bc0075c7fd597bf4e4a <
    81aa3a58b542ed88819115c80a17acd86eacb89d
  - Linux 7.1
published: '2026-09-16'
updated: '2026-09-16'
sourceUpdated: '2026-09-16T15:18:17.177'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-89910'
references:
  - url: 'https://git.kernel.org/stable/c/81aa3a58b542ed88819115c80a17acd86eacb89d'
    label: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
  - url: 'https://git.kernel.org/stable/c/f56060b0e10fa5633fac1dc243a25da3a5cdafb1'
    label: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
tags:
  - nvd
  - cve.org
ingestedAt: '2026-09-16T10:53:53.977Z'
epss: 0.00144
epssPercentile: 0.04081
---

## Overview

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

LoongArch: KVM: Fix uninitialized stack variable issue with dmsintc

Variable vector[] is declared on stack in function dmsintc_inject_irq()
and sometimes it is used without initialized. Here fix this issue.

## Remediation

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