---
id: CVE-2026-86964
title: A null pointer dereference was addressed with improved input validation
summary: >-
  A null pointer dereference was addressed with improved input validation. This
  issue is fixed in iOS 27 and iPadOS 27, macOS Golden Gate 27, macOS Tahoe
  26.7.2, tvOS 27, visionOS 27, watchOS 27. An app may be able to cause
  unexpected syst…
severity: none
vendor: Apple
product: iOS and iPadOS
affected:
  - ios_and_ipados < 27
  - macOS < 26.7.2
  - macOS < 27
  - tvOS < 27
  - visionOS < 27
  - watchOS < 27
published: '2026-10-26'
updated: '2026-10-26'
sourceUpdated: '2026-10-26T20:44:25.787Z'
source: CVEORG
sourceUrl: 'https://www.cve.org/CVERecord?id=CVE-2026-86964'
references:
  - url: 'https://support.apple.com/en-us/149034'
  - url: 'https://support.apple.com/en-us/149035'
  - url: 'https://support.apple.com/en-us/149036'
  - url: 'https://support.apple.com/en-us/149037'
  - url: 'https://support.apple.com/en-us/149038'
  - url: 'https://support.apple.com/en-us/149522'
tags:
  - cve.org
epss: 0.00221
epssPercentile: 0.12555
ingestedAt: '2026-10-27T16:11:59.109Z'
---

## Overview

A null pointer dereference was addressed with improved input validation. This issue is fixed in iOS 27 and iPadOS 27, macOS Golden Gate 27, macOS Tahoe 26.7.2, tvOS 27, visionOS 27, watchOS 27. An app may be able to cause unexpected system termination.

## Affected

- `ios_and_ipados < 27`
- `macOS < 26.7.2`
- `macOS < 27`
- `tvOS < 27`
- `visionOS < 27`
- `watchOS < 27`

## Remediation

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