CVE-2026-64727 Details
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.
A type confusion vulnerability has been identified in both Apple macOS Tahoe and tvOS. This issue, present in the kernel, was addressed with improved memory handling. However, it may still allow an application to cause unexpected system termination.
Metrics
CVSS 4.0 Severity and Vector Strings:
No CVSS 4.0 data is available for this CVE.
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
CISA-ADP
Assessed Jul 28, 2026References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://support.apple.com/en-us/128067 | [email protected] | Release NotesVendor Advisory |
| https://support.apple.com/en-us/128069 | [email protected] | Release NotesVendor Advisory |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-843 | Access of Resource Using Incompatible Type ('Type Confusion') | CISA-ADP |
Affected Products
| Product | Versions |
|---|---|
| apple macos | >= 26.0, < 26.6 |
CPE
Remediation
| |
| apple tvos | < 26.6 |
CPE
Remediation
| |
Change History
3 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jul 29, 2026 | Initial Analysis | [email protected] |
| Jul 28, 2026 | CVE Modified | CISA-ADP |
| Jul 27, 2026 | New CVE Received | [email protected] |