A buffer overflow was addressed with improved size validation. This issue is fixed in macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7. An app may be able to cause unexpected system termination.

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Tue, 20 Oct 2026 19:15:00 +0000

Type Values Removed Values Added
Title Buffer Overflow Causes Unexpected System Termination in macOS

Tue, 20 Oct 2026 15:30:00 +0000

Type Values Removed Values Added
Metrics cvssV3_1

{'score': 5.5, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Tue, 20 Oct 2026 12:45:00 +0000

Type Values Removed Values Added
Title Buffer Overflow Causes Unexpected System Termination in macOS
Weaknesses CWE-119

Tue, 20 Oct 2026 03:15:00 +0000

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

Tue, 20 Oct 2026 01:15:00 +0000

Type Values Removed Values Added
Description A buffer overflow was addressed with improved size validation. This issue is fixed in macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7. An app may be able to cause unexpected system termination.
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cve-icon MITRE

Status: PUBLISHED

Assigner: apple

Published:

Updated: 2026-10-20T14:09:10.025Z

Reserved: 2026-07-22T00:46:56.739Z

Link: CVE-2026-65396

cve-icon Vulnrichment

Updated: 2026-10-20T14:09:03.854Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-10-20T01:17:18.313

Modified: 2026-10-20T15:17:30.450

Link: CVE-2026-65396

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-10-20T19:00:16Z

Weaknesses