CVE-2026-64727

Type Confusion Vulnerability in Apple macOS and tvOS Leading to Unexpected System Termination

Published Jul 27, 2026 CVSS 3.1 · 9.8 Critical EPSS < 1% KEV · Not listed
Description
A type confusion issue was addressed with improved memory handling. This issue is fixed in macOS Tahoe 26.6, tvOS 26.6. An app may be able to cause unexpected system termination.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
Title Type Confusion Vulnerability in Apple macOS and tvOS Leading to Unexpected System Termination
Type Values Removed Values Added
Title Type Confusion Leading to Unexpected System Termination in macOS and tvOS
Weaknesses CWE-120
CWE-416
CWE-785
Type Values Removed Values Added
Title Type Confusion Leading to Unexpected System Termination in macOS and tvOS
Weaknesses CWE-120
CWE-416
CWE-785
Type Values Removed Values Added
Title Unexpected System Termination via Type Confusion in macOS and tvOS
Weaknesses CWE-242
CWE-476
Type Values Removed Values Added
Title Unexpected System Termination via Type Confusion in macOS and tvOS
Weaknesses CWE-242
CWE-476
Type Values Removed Values Added
First Time appeared Apple
Apple macos
Apple tvos
Vendors & Products Apple
Apple macos
Apple tvos
Type Values Removed Values Added
Description A type confusion issue was addressed with improved memory handling. This issue is fixed in macOS Tahoe 26.6, tvOS 26.6. An app may be able to cause unexpected system termination.
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
apple
Published
Updated
Jul 28, 2026, 6:50 PM
Reserved
Jul 20, 2026, 6:09 PM
Status
Analyzed
Published
Jul 27, 2026, 9:17 PM
Modified
Jul 29, 2026, 7:54 PM