CVE-2026-64704

Type Confusion Vulnerability Can Cause 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 Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS Tahoe 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 Can Cause Unexpected System Termination
Type Values Removed Values Added
Title Type Confusion Leading to Unexpected System Termination in macOS
Weaknesses CWE-119
CWE-120
Type Values Removed Values Added
Title Type Confusion Leading to Unexpected System Termination in macOS
Weaknesses CWE-119
CWE-120
Type Values Removed Values Added
Title Type Confusion Leading to Unexpected System Termination in macOS
Weaknesses CWE-199
CWE-20
Type Values Removed Values Added
Title Type Confusion Leading to Unexpected System Termination in macOS
Weaknesses CWE-199
CWE-20
Type Values Removed Values Added
First Time appeared Apple
Apple macos
Vendors & Products Apple
Apple macos
Type Values Removed Values Added
Description A type confusion issue was addressed with improved memory handling. This issue is fixed in macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS Tahoe 26.6. An app may be able to cause unexpected system termination.
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
apple
Published
Updated
Jul 28, 2026, 2:35 PM
Reserved
Jul 20, 2026, 6:09 PM
Status
Analyzed
Published
Jul 27, 2026, 9:17 PM
Modified
Oct 24, 2026, 1:10 PM