CVE-2026-84561

Received Received - Intake

Double Free in Apple iOS and macOS

Publication date: 2026-09-14

Last updated on: 2026-09-14

Assigner: Apple Inc.

Description

A double free issue was addressed with improved memory management. This issue is fixed in iOS 26.7 and iPadOS 26.7, iOS 27 and iPadOS 27, macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7, tvOS 27, visionOS 27, watchOS 27. An app may be able to cause unexpected system termination or corrupt kernel memory.

CVSS Scores

EPSS Scores

Probability:
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Meta Information

Published

2026-09-14

Last Modified

2026-09-14

Generated

2026-09-15

AI Q&A

2026-09-15

EPSS Evaluated

N/A

NVD

CVE-2026-84561

Affected Vendors & Products

Vendor	Product	Version / Range
apple	ios	26.7
apple	ipad_os	26.7
apple	ios	27
apple	ipad_os	27
apple	macos_golden_gate	27
apple	macos_sequoia	15.8
apple	macos_tahoe	26.7
apple	tv_os	27
apple	vision_os	27
apple	watch_os	27

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-UNKNOWN

Attack-Flow Graph

Executive Summary

This vulnerability is a double free issue caused by improper memory management. It allows an app to free the same memory block twice, which can lead to unexpected system termination or corruption of kernel memory.

Detection Guidance

This vulnerability is specific to Apple operating systems and requires checking the installed version against the patched releases. No direct detection commands are provided in the context. Verify system versions using built-in update tools or system information commands like 'system_profiler SPSoftwareDataType' on macOS or 'Settings > General > About' on iOS/iPadOS.

Impact Analysis

An attacker could exploit this flaw to crash your device or corrupt its memory, potentially leading to data loss or unauthorized access. This could affect the stability and security of your system.

Mitigation Strategies

Update affected Apple devices to the latest versions: iOS 26.7 or 27, iPadOS 26.7 or 27, macOS Golden Gate 27, Sequoia 15.8, Tahoe 26.7, tvOS 27, visionOS 27, or watchOS 27. Enable automatic updates if available to prevent future vulnerabilities.

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