CVE-2026-84572

Received Received - Intake

Out-of-Bounds Read in macOS Golden Gate 27

Publication date: 2026-09-14

Last updated on: 2026-09-14

Assigner: Apple Inc.

Description

An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7. An app may be able to cause unexpected system termination or read kernel memory.

CVSS Scores

EPSS Scores

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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-2026-84572

Affected Vendors & Products

Vendor	Product	Version / Range
apple	macos_golden_gate	27
apple	macos_sequoia	15.8
apple	macos_tahoe	26.7

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-UNKNOWN

Attack-Flow Graph

Executive Summary

This is an out-of-bounds read vulnerability where an app could access memory outside the intended buffer due to insufficient bounds checking. This might allow the app to read kernel memory or cause unexpected system termination.

Detection Guidance

This vulnerability is specific to Apple macOS versions and involves an out-of-bounds read issue. Detection requires checking the installed macOS version against the fixed versions mentioned. Use the command 'sw_vers' to check your macOS version.

Impact Analysis

An attacker could exploit this to read sensitive kernel memory, potentially accessing confidential data or causing system crashes. This could lead to unauthorized information disclosure or denial of service on affected macOS systems.

Mitigation Strategies

Update your macOS to the fixed versions: Golden Gate 27, Sequoia 15.8, or Tahoe 26.7. Enable automatic updates if not already enabled to ensure timely security patches.

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