Apple iOS and iPadOS Out-of-Bounds Write Vulnerability

HIGH 7.8EXPLOITED (CISA KEV)CVE-2022-42827 · Published 01/11/2022 · updated 17/06/2026

Apple iOS and iPadOS Out-of-Bounds Write Vulnerability. Actively exploited: CISA added this vulnerability to its Known Exploited Vulnerabilities catalog on 25/10/2022. Patch affected systems as an emergency.

Package	Affected versions	Patched versions
iOS and iPadOS Apple	Versions not published yet (product named by CISA KEV)

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..

References

support.apple.com/en-us/HT213489 · Vendor Advisory
support.apple.com/en-us/HT213490 · Vendor Advisory
cisa.gov/known-exploited-vulnerabilities-catalog · US Government Resource
CISA KEV · CVE-2022-42827

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