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Description

A use after free issue was addressed with improved memory management. This issue is fixed in iOS 18.7.7 and iPadOS 18.7.7, iOS 26.4 and iPadOS 26.4, macOS Sequoia 15.7.5, macOS Tahoe 26.4, tvOS 26.4, watchOS 26.4. An app may be able to cause unexpected system termination or write kernel memory.

PUBLISHED Reserved 2025-11-11 | Published 2026-03-25 | Updated 2026-04-02 | Assigner apple

Problem types

An app may be able to cause unexpected system termination or write kernel memory

Product status

Any version before 18.7.7
affected

Any version before 26.4
affected

Any version before 15.7.5
affected

Any version before 26.4
affected

Any version before 26.4
affected

Any version before 26.4
affected

References

support.apple.com/en-us/126792

support.apple.com/en-us/126793

support.apple.com/en-us/126794

support.apple.com/en-us/126795

support.apple.com/en-us/126797

support.apple.com/en-us/126798

cve.org (CVE-2026-20687)

nvd.nist.gov (CVE-2026-20687)

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