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

Source: https://junglewise.ai/threats/cve-2022-42827-apple-ios-and-ipados-out-of-bounds-write-vulnerability  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2022-10-25. Updated: 2026-05-10  
License: CC BY 4.0 with a link back

CVE-2022-42827 · Severity: critical · CVSS 7.8 · Exploited in the wild · Published 2022-10-25

An out-of-bounds write vulnerability in the Apple iOS and iPadOS kernel allows a local application to execute arbitrary code with kernel privileges. The issue was addressed through improved bounds checking in multiple Apple operating systems.

Technologies: [Apple iPadOS](https://junglewise.ai/threats/technologies/ipados), [Apple macOS](https://junglewise.ai/threats/technologies/macos), [Apple watchOS](https://junglewise.ai/threats/technologies/watchos), [Cisco IOS](https://junglewise.ai/threats/technologies/ios). Vendors: [Apple](https://junglewise.ai/threats/vendors/apple), [Cisco](https://junglewise.ai/threats/vendors/cisco).

## Quick answers

**Is CVE-2022-42827 exploited in the wild?** Yes. CVE-2022-42827 is known to be exploited in the wild, first recorded on 25 October 2022. Treat it as urgent.

**How severe is CVE-2022-42827?** Critical severity, with a CVSS score of 7.8, published 25 October 2022.

**Which products and versions are affected?** Apple iOS < 15.7.1, 16.0; Apple iPadOS < 15.7.1; Apple macOS Monterey < 12.6.1; Apple tvOS < 16.1; and 1 more.

**Is there a fix for CVE-2022-42827?** No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.

**How is CVE-2022-42827 attacked?** It is attacked with local access, in an operating system.

**Am I affected by CVE-2022-42827?** Check whether you run Apple iPadOS, Apple macOS, Apple watchOS or one of the others listed. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## Affected products

- Apple iOS < 15.7.1, 16.0
- Apple iPadOS < 15.7.1
- Apple macOS Monterey < 12.6.1
- Apple tvOS < 16.1
- Apple watchOS < 9.1

## Timeline

- 2022-10-25: disclosed: Initial publication and CISA KEV addition date.
- 2022-10-25: kev added
- 2022-11-01: advisory: NVD Published Date.
- 2022-10-25: exploited: Apple reported awareness of active exploitation.

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- [Apple iOS, iPadOS, macOS, and related platforms rate limit bypass in AirPlay pairing](https://junglewise.ai/threats/cve-2026-113969-a-logic-issue-was-addressed-with-improved-state-management-this)
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- [Apple iOS and iPadOS Bluetooth pairing rate limit bypass in CoreUtils](https://junglewise.ai/threats/cve-2026-113964-a-logic-issue-was-addressed-with-improved-state-management-this)