---
id: CVE-2026-65357
title: The issue was addressed with improved memory handling
summary: >-
  The issue was addressed with improved memory handling. This issue is fixed in
  iOS 26.6 and iPadOS 26.6, macOS Tahoe 26.6, tvOS 26.6, visionOS 26.6, watchOS
  26.6. An app may be able to cause unexpected system termination or write
  kernel m…
severity: high
cvss: 7.8
cvssVector: 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'
cwe:
  - CWE-120
vendor: apple
product: ipados
affected:
  - ipados < 26.6
  - iphone_os < 26.6
  - tvos < 26.6
  - visionos < 26.6
  - watchos < 26.6
patched:
  - ipados 26.6
  - iphone_os 26.6
  - tvos 26.6
  - visionos 26.6
  - watchos 26.6
published: '2026-09-14'
updated: '2026-09-18'
sourceUpdated: '2026-09-18T14:40:37.783'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-65357'
references:
  - url: 'https://support.apple.com/en-us/128066'
    label: product-security@apple.com
  - url: 'https://support.apple.com/en-us/128067'
    label: product-security@apple.com
  - url: 'https://support.apple.com/en-us/128068'
    label: product-security@apple.com
  - url: 'https://support.apple.com/en-us/128069'
    label: product-security@apple.com
  - url: 'https://support.apple.com/en-us/128070'
    label: product-security@apple.com
tags:
  - nvd
  - cve.org
epss: 0.00171
epssPercentile: 0.05649
ssvc:
  exploitation: none
  automatable: 'no'
  technicalImpact: total
  timestamp: '2026-09-17T15:07:47.338133Z'
ingestedAt: '2026-09-14T21:15:17.509Z'
---

## Overview

The issue was addressed with improved memory handling. This issue is fixed in iOS 26.6 and iPadOS 26.6, macOS Tahoe 26.6, tvOS 26.6, visionOS 26.6, watchOS 26.6. An app may be able to cause unexpected system termination or write kernel memory.

## Affected

- `ipados < 26.6`
- `iphone_os < 26.6`
- `tvos < 26.6`
- `visionos < 26.6`
- `watchos < 26.6`

## Remediation

Upgrade past the affected range:

- `ipados 26.6`
- `iphone_os 26.6`
- `tvos 26.6`
- `visionos 26.6`
- `watchos 26.6`