---
id: "CVE-2026-113938"
kind: "vulnerability"
aliases: ["CVE-2026-113938"]
title: "Apple macOS: out-of-bounds read lets an app 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: ["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: "2026-10-26T21:21:45+00:00"
sources: [{"source": "nvd", "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-113938", "first_seen_at": "2026-10-26T21:20:31+00:00"}]
---

# Apple macOS: out-of-bounds read lets an app crash the system

An out-of-bounds read in macOS could be triggered by an app, causing unexpected system termination. Apple fixed it with improved bounds checking in macOS Golden Gate 27.2.

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

## How to check

- Run `sw_vers -productVersion` on the Mac and compare against `27.2`
- unknown for any other specific check

## Fix

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

## Timeline

- 2026-10-26T21:20:31+00:00 nvd https://nvd.nist.gov/vuln/detail/CVE-2026-113938

## 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_