Memory Disclosure in Apple iOS and macOS

Publication date: 2026-09-14

Last updated on: 2026-09-14

Assigner: Apple Inc.

Description

An information disclosure 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 Tahoe 26.7, tvOS 27, visionOS 27, watchOS 27. An app may be able to disclose kernel memory.

CVSS Scores

EPSS Scores

Probability:
Percentile:

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-2026-84530

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_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 is an information disclosure vulnerability where an app may be able to access kernel memory. It was fixed in multiple Apple operating systems including iOS, iPadOS, macOS, tvOS, visionOS, and watchOS.

Impact Analysis

An attacker could exploit this to read sensitive kernel memory, potentially exposing passwords, encryption keys, or other confidential data stored in memory.

Mitigation Strategies

Update affected Apple devices to the latest versions mentioned in the CVE description (iOS 26.7 and iPadOS 26.7, iOS 27 and iPadOS 27, macOS Golden Gate 27, macOS Tahoe 26.7, tvOS 27, visionOS 27, watchOS 27) to address the information disclosure issue.

Hi! I’m here to help you understand CVE-2026-84530. Ask me anything about the vulnerability, its impact, or mitigation strategies.

0/70