CVE-2026-84532

Received Received - Intake

Out-of-Bounds Read in Apple iOS and macOS

Publication date: 2026-09-14

Last updated on: 2026-09-14

Assigner: Apple Inc.

Description

An out-of-bounds read issue was addressed with improved input validation. 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. Opening a maliciously crafted file may cause unexpected process termination or disclose process 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-2026-84532

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

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-UNKNOWN

Attack-Flow Graph

Executive Summary

This is an out-of-bounds read vulnerability caused by insufficient input validation. When a user opens a specially crafted file, it may trigger unexpected process termination or expose sensitive process memory to the attacker.

Detection Guidance

This vulnerability involves an out-of-bounds read issue that may be triggered by opening maliciously crafted files. Detection typically requires checking system and application logs for crashes or memory disclosures after file processing. No specific commands are provided in the context.

Impact Analysis

The vulnerability could allow an attacker to crash applications or access sensitive data in memory. This might lead to information disclosure or denial-of-service conditions on affected devices.

Mitigation Strategies

Update affected systems to the fixed versions: iOS 26.7 or later, iPadOS 26.7 or later, macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7, tvOS 27, or visionOS 27. Avoid opening untrusted files until updates are applied.

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