CVE-2026-86915

Analyzed Analyzed - Analysis Complete

Unexpected System Termination in macOS Golden Gate

Publication date: 2026-10-20

Last updated on: 2026-10-29

Assigner: Apple Inc.

Description

A race condition was addressed with improved locking. This issue is fixed in macOS Golden Gate 27. An app may be able to cause unexpected system termination.

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Meta Information

Published

2026-10-20

Last Modified

2026-10-29

Generated

2026-11-09

AI Q&A

2026-10-20

EPSS Evaluated

2026-11-08

NVD

CVE-2026-86915

EUVD

EUVD-2026-104717

Affected Vendors & Products

Vendor	Product	Version / Range
apple	macos	to 27.0 (exc)

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-362	The product contains a concurrent code sequence that requires temporary, exclusive access to a shared resource, but a timing window exists in which the shared resource can be modified by another code sequence operating concurrently.

Attack-Flow Graph

Executive Summary

This vulnerability is a race condition in macOS Golden Gate 27 where improper locking allows an app to cause unexpected system termination. A race condition occurs when multiple processes access shared data simultaneously, leading to unpredictable behavior.

Detection Guidance

This CVE describes a race condition in macOS Golden Gate 27 that could lead to unexpected system termination. Detection may involve monitoring for system crashes or unusual app behavior. No specific commands are provided in the CVE details.

Impact Analysis

An attacker could exploit this to crash your system unexpectedly. This may lead to data loss or disrupt critical operations if the system terminates while performing important tasks.

Compliance Impact

The provided CVE data does not specify any direct impact on compliance with standards like GDPR or HIPAA. The vulnerability involves a race condition leading to unexpected system termination, which may affect system availability but lacks details on data exposure or privacy implications.

Mitigation Strategies

Update to macOS Golden Gate 27 or later to address the race condition vulnerability. Ensure all systems are running the latest security patches from Apple.

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