A use after free issue was addressed with improved memory management. This issue is fixed in iOS 26.7 and iPadOS 26.7, iOS 27 and iPadOS 27, macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7, visionOS 27. An app may be able to cause unexpected system termination.

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History

Wed, 16 Sep 2026 01:15:00 +0000

Type Values Removed Values Added
First Time appeared Apple ipados
Apple iphone Os
CPEs cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:visionos:*:*:*:*:*:*:*:*
Vendors & Products Apple ipados
Apple iphone Os

Tue, 15 Sep 2026 17:30:00 +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, 15 Sep 2026 11:45:00 +0000

Type Values Removed Values Added
Title Use‑After‑Free in Apple OS Memory Management Causes Unexpected System Termination
Weaknesses CWE-416

Tue, 15 Sep 2026 03:45:00 +0000

Type Values Removed Values Added
First Time appeared Apple
Apple ios And Ipados
Apple macos
Apple visionos
Vendors & Products Apple
Apple ios And Ipados
Apple macos
Apple visionos

Mon, 14 Sep 2026 21:00:00 +0000

Type Values Removed Values Added
Description A use after free issue was addressed with improved memory management. This issue is fixed in iOS 26.7 and iPadOS 26.7, iOS 27 and iPadOS 27, macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7, visionOS 27. An app may be able to cause unexpected system termination.
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cve-icon MITRE

Status: PUBLISHED

Assigner: apple

Published:

Updated: 2026-09-15T16:44:07.457Z

Reserved: 2026-09-01T21:13:17.749Z

Link: CVE-2026-84521

cve-icon Vulnrichment

Updated: 2026-09-15T16:43:53.071Z

cve-icon NVD

Status : Analyzed

Published: 2026-09-14T21:17:28.650

Modified: 2026-09-16T01:07:07.537

Link: CVE-2026-84521

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-09-15T11:30:12Z

Weaknesses