---
id: "CVE-2022-22587"
kind: "vulnerability"
aliases: ["CVE-2022-22587"]
title: "Apple iOS and macOS: Apple Memory Corruption Vulnerability"
severity: "critical"
cvss: 10.0
epss: 0.11638
exploited: true
status: "open"
category: "infrastructure"
products: [{"name": "Apple iOS and macOS", "fixed": [], "affected": "", "ecosystem": "vendor"}]
ecosystems: ["vendor"]
tags: ["apple-devices", "exploited", "infrastructure", "ios", "macos"]
not_affected_if: ["fully-patched-devices"]
published_at: "2022-01-28T00:00:00+00:00"
first_seen_at: "2026-10-23T19:11:53+00:00"
updated_at: "2026-10-23T21:57:35+00:00"
sources: [{"source": "kev", "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?search_api_fulltext=CVE-2022-22587", "first_seen_at": "2026-10-23T19:11:53+00:00"}, {"source": "epss", "url": "https://api.first.org/data/v1/epss?cve=CVE-2022-22587", "first_seen_at": "2026-10-23T19:13:44+00:00"}, {"source": "nvd", "url": "https://nvd.nist.gov/vuln/detail/CVE-2022-22587", "first_seen_at": "2026-10-23T21:57:35+00:00"}]
---

# Apple iOS and macOS: Apple Memory Corruption Vulnerability

Apple's IOMobileFrameBuffer driver in iOS and macOS has a memory corruption bug. A malicious app can use it to run arbitrary code with kernel privileges.

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

## Affected

- vendor:Apple iOS and macOS affected ? fixed ?

## Fix

Apply the Apple updates per vendor instructions; the fixed versions are not stated in the sources.

## Timeline

- 2026-10-23T19:11:53+00:00 kev https://www.cisa.gov/known-exploited-vulnerabilities-catalog?search_api_fulltext=CVE-2022-22587
- 2026-10-23T19:13:44+00:00 epss https://api.first.org/data/v1/epss?cve=CVE-2022-22587
- 2026-10-23T21:57:35+00:00 nvd https://nvd.nist.gov/vuln/detail/CVE-2022-22587

## From the sources

A memory corruption issue was addressed with improved input validation. This issue is fixed in iOS 15.3 and iPadOS 15.3, macOS Big Sur 11.6.3, macOS Monterey 12.2. A malicious application may be able to execute arbitrary code with kernel privileges. Apple is aware of a report that this issue may have been actively exploited..

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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_