CVE-2026-65357

Kernel: An app may be able to cause unexpected system termination or write kernel memory

CVE-2026-65357 is fixed in Tahoe on 1 platform by Tahoe 26.6 (version 26.6), released July 27, 2026. It is not reported as exploited. Patch Radar priority: High.

High

CVSS

7.8

HIGH

Exploitation

None reported

No vendor assessment

CISA KEV

Not listed

Not in the Known Exploited Vulnerabilities catalog

EPSS

0.0017

6th percentile

The issue was addressed with improved memory handling.

Where it's fixed

Product	Fixed in	Fix	Released
macOS
Tahoe	26.6	Tahoe 26.6	Jul 27, 2026

Details

Published
July 27, 2026
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Vendor advisory
https://support.apple.com/en-us/128067

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