CVE-2026-84567

The issue was addressed with improved memory handling. 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.

CVSS v3 5.5 MEDIUM

5.5^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 1.8 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://support.apple.com/en-us/149035	Release Notes Vendor Advisory
https://support.apple.com/en-us/149042	Release Notes Vendor Advisory
https://support.apple.com/en-us/149043	Release Notes Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:o:apple:macos::::::::
	cpe:2.3:o:apple:macos::::::::

History

18 Sep 2026, 17:29

Type	Values Removed	Values Added
First Time		Apple Apple macos
CPE		cpe:2.3:o:apple:macos::::::::
References	~~() https://support.apple.com/en-us/149035 -~~	() https://support.apple.com/en-us/149035 - Release Notes, Vendor Advisory
References	~~() https://support.apple.com/en-us/149042 -~~	() https://support.apple.com/en-us/149042 - Release Notes, Vendor Advisory
References	~~() https://support.apple.com/en-us/149043 -~~	() https://support.apple.com/en-us/149043 - Release Notes, Vendor Advisory

17 Sep 2026, 16:18

Type	Values Removed	Values Added
CWE		CWE-119 CWE-416 CWE-787
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : unknown v3 : 5.5

Information

Published : 2026-09-14 21:17

Updated : 2026-09-18 17:29

NVD link : CVE-2026-84567

Mitre link : CVE-2026-84567

CVE.ORG link : CVE-2026-84567

JSON object : View

Products Affected

apple

macos

CWE

CWE-119

Improper Restriction of Operations within the Bounds of a Memory Buffer

CWE-416

Use After Free

CWE-787

Out-of-bounds Write

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