What’s Vulnerable › Vulnerabilities

CVE-2022-42827: Apple iOS and iPadOS Out-of-Bounds Write Vulnerability

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: yes — in CISA KEV since 2022-10-25
• EPSS: 1.1% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2022-11-01 · updated 2026-06-17
• Weakness: CWE-787

Description

An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 15.7.1 and iPadOS 15.7.1, iOS 16.1 and iPadOS 16. An 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..

Affected products

• Apple iPadOS: before 15.7.1 — fixed in 15.7.1
• Apple Iphone Os: before 15.7.1; from 16.0 before 16.1 — fixed in 15.7.1, 16.1

How to fix

Upgrade to a fixed version: Apple iPadOS 15.7.1; Apple Iphone Os 15.7.1, 16.1. Check the vendor advisory for mitigations.

References

• https://support.apple.com/en-us/HT213489
• https://support.apple.com/en-us/HT213490
• https://support.apple.com/en-us/HT213489
• https://support.apple.com/en-us/HT213490
• https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2022-42827

Get alerted when CVE-2022-42827 or the next vulnerability affects your stack