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.

Metrics

No CVSS v4.0

No CVSS v3.1

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Key SSVC decision points have not yet been added.

Affected Vendors & Products

Vendors Products
Apple
  • Macos
  • Tvos

No data.

No data.

References
Link Providers
https://support.apple.com/en-us/128067 cve-icon
https://support.apple.com/en-us/128069 cve-icon
History

Tue, 28 Jul 2026 16:15:00 +0000

Type Values Removed Values Added
Title Unexpected System Termination via Type Confusion in macOS and tvOS
Weaknesses CWE-242
CWE-476

Tue, 28 Jul 2026 03:15:00 +0000

Type Values Removed Values Added
First Time appeared Apple
Apple macos
Apple tvos
Vendors & Products Apple
Apple macos
Apple tvos

Mon, 27 Jul 2026 20:30:00 +0000

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
cve-icon MITRE

Status: PUBLISHED

Assigner: apple

Published: 2026-07-27T20:13:58.610Z

Updated: 2026-07-28T18:50:21.318Z

Reserved: 2026-07-20T18:09:47.192Z

Link: CVE-2026-64727

cve-icon Vulnrichment

No data.

cve-icon NVD

No data.

cve-icon Redhat

No data.