---
id: "CVE-2026-113950"
kind: "vulnerability"
aliases: ["CVE-2026-113950"]
title: "Apple OS: crafted font can crash apps or corrupt process memory"
severity: "unknown"
cvss: null
epss: null
exploited: false
status: "open"
category: "infrastructure"
products: []
ecosystems: []
tags: ["apple-devices", "infrastructure", "ios", "ipados", "macos", "tvos", "visionos", "watchos"]
not_affected_if: ["already-on-27.2"]
published_at: "2026-10-26T21:18:11+00:00"
first_seen_at: "2026-10-26T21:20:31+00:00"
updated_at: "2026-10-26T21:21:37+00:00"
sources: [{"source": "nvd", "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-113950", "first_seen_at": "2026-10-26T21:20:31+00:00"}]
---

# Apple OS: crafted font can crash apps or corrupt process memory

An out-of-bounds write in Apple's font handling lets a maliciously crafted font crash an app or corrupt process memory. Apple says it is fixed in iOS 27.2, iPadOS 27.2, macOS Golden Gate 27.2, tvOS 27.2, visionOS 27.2 and watchOS 27.2.

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

## How to check

- Check the device's OS version in Settings > General > About (or `sw_vers -productVersion` on macOS) and compare it with `27.2`
- unknown for any other check, the sources do not say

## Fix

- Update iOS, iPadOS, macOS, tvOS, visionOS and watchOS to `27.2` or later
- unknown for any other action, the sources do not say

## Timeline

- 2026-10-26T21:20:31+00:00 nvd https://nvd.nist.gov/vuln/detail/CVE-2026-113950

## From the sources

An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 27.2 and iPadOS 27.2, macOS Golden Gate 27.2, tvOS 27.2, visionOS 27.2, watchOS 27.2. Processing a maliciously crafted font may lead to unexpected app termination or corrupt process memory.

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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_