---
id: CVE-2026-86958
title: The issue was addressed with improved memory handling
summary: >-
  The issue was addressed with improved memory handling. This issue is fixed in
  macOS Golden Gate 27, macOS Sequoia 15.8.2, macOS Tahoe 26.7.2. An attacker
  with memory write capability may be able to bypass pointer authentication
  codes and…
severity: none
vendor: Apple
product: macOS
affected:
  - macOS < 15.8.2
  - macOS < 26.7.2
  - macOS < 27
published: '2026-10-26'
updated: '2026-10-26'
sourceUpdated: '2026-10-26T20:40:14.703Z'
source: CVEORG
sourceUrl: 'https://www.cve.org/CVERecord?id=CVE-2026-86958'
references:
  - url: 'https://support.apple.com/en-us/149035'
  - url: 'https://support.apple.com/en-us/149522'
  - url: 'https://support.apple.com/en-us/149523'
tags:
  - cve.org
epss: 0.0031
epssPercentile: 0.23686
ingestedAt: '2026-10-27T16:11:58.996Z'
---

## Overview

The issue was addressed with improved memory handling. This issue is fixed in macOS Golden Gate 27, macOS Sequoia 15.8.2, macOS Tahoe 26.7.2. An attacker with memory write capability may be able to bypass pointer authentication codes and run arbitrary code.

## Affected

- `macOS < 15.8.2`
- `macOS < 26.7.2`
- `macOS < 27`

## Remediation

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