---
id: CVE-2026-59043
title: >-
  In arm_lpae_split_blk_unmap of io-pgtable-arm-common.c, there is a possible
  memory corruption due to a race condition
summary: >-
  In arm_lpae_split_blk_unmap of io-pgtable-arm-common.c, there is a possible
  memory corruption due to a race condition. This could lead to local escalation
  of privilege with no additional execution privileges needed. User interaction
  is n…
severity: high
cvss: 7.4
cvssVector: 'CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H'
cvssSource: adp
vendor: Google
product: Android
affected:
  - Android Android kernel
ssvc:
  exploitation: none
  automatable: 'no'
  technicalImpact: total
  timestamp: '2026-11-03T04:56:47.888446Z'
published: '2026-11-02'
updated: '2026-11-03'
sourceUpdated: '2026-11-03T15:24:30.548Z'
source: CVEORG
sourceUrl: 'https://www.cve.org/CVERecord?id=CVE-2026-59043'
references:
  - url: >-
      https://android.googlesource.com/kernel/common/+/82cd807f41d89d5cf2b4c3ac7affdb91188baea7
  - url: 'https://source.android.com/docs/security/bulletin/2026/2026-11-01'
tags:
  - cve.org
epss: 0.00075
epssPercentile: 0.00081
ingestedAt: '2026-11-05T19:30:42.981Z'
---

## Overview

In arm_lpae_split_blk_unmap of io-pgtable-arm-common.c, there is a possible memory corruption due to a race condition. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.

## Affected

- `Android Android kernel`

## Remediation

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