---
id: "CVE-2026-112646"
kind: "vulnerability"
aliases: ["CVE-2026-112646"]
title: "Apple iOS and visionOS: out-of-bounds write lets an app corrupt memory"
severity: "unknown"
cvss: null
epss: null
exploited: false
status: "open"
category: "infrastructure"
products: []
ecosystems: []
tags: ["infrastructure", "ios", "ipados", "mobile-fleet", "visionos"]
not_affected_if: ["already-patched"]
published_at: "2026-10-26T21:17:58+00:00"
first_seen_at: "2026-10-26T21:20:29+00:00"
updated_at: "2026-10-26T21:23:59+00:00"
sources: [{"source": "nvd", "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-112646", "first_seen_at": "2026-10-26T21:20:29+00:00"}]
---

# Apple iOS and visionOS: out-of-bounds write lets an app corrupt memory

An out-of-bounds write in Apple's operating systems lets an app crash the system or corrupt process memory. Apple fixed it in iOS 26.7.2, iPadOS 26.7.2, iOS 27.2, iPadOS 27.2 and visionOS 27.2.

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

## How to check

- Check the device version under Settings > General > About, or run `sw_vers` on a Mac-based test host.
- Compare against the fixed builds: iOS and iPadOS `26.7.2` or `27.2`, visionOS `27.2`.

## Fix

- Update iOS and iPadOS to `26.7.2` or `27.2`, and visionOS to `27.2`.

## Timeline

- 2026-10-26T21:20:29+00:00 nvd https://nvd.nist.gov/vuln/detail/CVE-2026-112646

## From the sources

An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 26.7.2 and iPadOS 26.7.2, iOS 27.2 and iPadOS 27.2, visionOS 27.2. An app may be able to cause unexpected system termination or corrupt process memory.

---

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