---
id: "CVE-2026-113936"
kind: "vulnerability"
aliases: ["CVE-2026-113936"]
title: "Apple macOS: out-of-bounds read can crash the system"
severity: "unknown"
cvss: null
epss: null
exploited: false
status: "open"
category: "infrastructure"
products: []
ecosystems: []
tags: ["apple-devices", "infrastructure", "macos"]
not_affected_if: ["already-on-macos-27.2-or-later"]
published_at: "2026-10-26T21:18:09+00:00"
first_seen_at: "2026-10-26T21:20:31+00:00"
updated_at: "2026-10-26T21:21:48+00:00"
sources: [{"source": "nvd", "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-113936", "first_seen_at": "2026-10-26T21:20:31+00:00"}]
---

# Apple macOS: out-of-bounds read can crash the system

An out-of-bounds read in macOS let an app trigger an unexpected system termination, according to Apple's note. The fix is in macOS Golden Gate 27.2, and the sources give no sign of code execution or data theft.

_Summary, check and fix written by a model from the sources; labelled as such._

## How to check

- Run `sw_vers -productVersion` to see the installed macOS version
- unknown

## Fix

- Update macOS to `Golden Gate 27.2` or later via System Settings > General > Software Update

## Timeline

- 2026-10-26T21:20:31+00:00 nvd https://nvd.nist.gov/vuln/detail/CVE-2026-113936

## From the sources

An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in macOS Golden Gate 27.2. An app may be able to cause unexpected system termination.

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_Free to read at a human pace. An API with keys and an MCP server are in preparation; early access: hello@infrastack.ai_