PT-2026-91623 · Apple · Ios+5

CVE-2026-84566

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Published

2026-09-14

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Updated

2026-09-17

CVSS v3.1

8.4

High

VectorAV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Name of the Vulnerable Software and Affected Versions iOS versions prior to 26.7 iPadOS versions prior to 26.7 iOS versions prior to 27 iPadOS versions prior to 27 macOS Golden Gate versions prior to 27 macOS Sequoia versions prior to 15.8 macOS Tahoe versions prior to 26.7
Description Improved memory handling addresses a flaw where a local attacker could cause unexpected system termination or corrupt kernel memory. Kernel memory refers to the protected area of memory used by the operating system core to manage hardware and system processes.
Recommendations Update iOS to version 26.7 or later. Update iPadOS to version 26.7 or later. Update iOS to version 27 or later. Update iPadOS to version 27 or later. Update macOS Golden Gate to version 27 or later. Update macOS Sequoia to version 15.8 or later. Update macOS Tahoe to version 26.7 or later.

Fix

Buffer Overflow

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Weakness Enumeration

Related Identifiers

CVE-2026-84566

Affected Products

Apple Macos
Ios
Ipados
Macos Golden Gate
Macos Sequoia
Macos Tahoe