---
id: CVE-2026-56906
title: >-
  In ep_free of eventpoll.c, there is a possible use-after-free due to a race
  condition
summary: >-
  In ep_free of eventpoll.c, there is a possible use-after-free 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.
severity: high
cvss: 7
cvssVector: 'CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H'
cwe:
  - CWE-362
vendor: Google
product: Android
affected:
  - Android Android kernel
published: '2026-10-06'
updated: '2026-10-06'
sourceUpdated: '2026-10-06T20:03:40.690'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-56906'
references:
  - url: 'https://source.android.com/docs/security/bulletin/pixel/2026/2026-10-01'
    label: dsap-vuln-management@google.com
tags:
  - nvd
  - cve.org
ssvc:
  exploitation: none
  automatable: 'no'
  technicalImpact: total
  timestamp: '2026-10-06T18:55:19.742367Z'
ingestedAt: '2026-10-06T19:13:33.851Z'
---

## Overview

In ep_free of eventpoll.c, there is a possible use-after-free 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.

## Remediation

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