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CVE-2022-22587

CriticalPublished

Apple Memory Corruption Vulnerability

Published: Mar 18, 2022
Updated: Oct 21, 2025
Assigning CNA: apple
Evidence observed: Jan 28, 2022

Primary CVSS

9.8/ 10Critical

nvd · CVSS 3.1

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS probability estimate

11.6%

Moderate · next 30 days

Percentile: 95.9%
Model date: Sep 21, 2026

EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.

CISA Known Exploited

This CVE appears in the CISA Known Exploited Vulnerabilities catalog.

Summary

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..

Sources

n-daysPoC
Curated collection of iOS kernel and userland exploit PoCs and writeups for in-the-wild and researched CVEs, including binary-diffed vulnerability analyses.

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