CVE-2026-84565

An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7. Processing a maliciously crafted disk image may lead to unexpected app termination.

CVSS v3 7.1 HIGH

7.1^/10

CVSS v3 : HIGH

Vector :

Exploitability : 1.8 / Impact : 5.2

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact HIGH

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

17 Sep 2026, 21:17

Type	Values Removed	Values Added
References	~~() https://support.apple.com/en-us/149035 - Vendor Advisory, Release Notes~~	() https://support.apple.com/en-us/149035 - Release Notes, Vendor Advisory
References	~~() https://support.apple.com/en-us/149042 - Vendor Advisory, Release Notes~~	() https://support.apple.com/en-us/149042 - Release Notes, Vendor Advisory
References	~~() https://support.apple.com/en-us/149043 - Vendor Advisory, Release Notes~~	() https://support.apple.com/en-us/149043 - Release Notes, Vendor Advisory

16 Sep 2026, 14:11

Type	Values Removed	Values Added
First Time		Apple macos Apple
CWE		CWE-125
References	~~() https://support.apple.com/en-us/149035 -~~	() https://support.apple.com/en-us/149035 - Vendor Advisory, Release Notes
References	~~() https://support.apple.com/en-us/149042 -~~	() https://support.apple.com/en-us/149042 - Vendor Advisory, Release Notes
References	~~() https://support.apple.com/en-us/149043 -~~	() https://support.apple.com/en-us/149043 - Vendor Advisory, Release Notes
CPE		cpe:2.3:o:apple:macos::::::::
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : unknown v3 : 7.1

Information

Published : 2026-09-14 21:17

Updated : 2026-09-17 21:17

NVD link : CVE-2026-84565

Mitre link : CVE-2026-84565

CVE.ORG link : CVE-2026-84565

JSON object : View

Products Affected

apple

macos

CWE

CWE-125

Out-of-bounds Read

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