CVE-2026-43681

A buffer overflow was addressed with improved bounds checking. This issue is fixed in macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS Tahoe 26.6. A local user may be able to read kernel memory.

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 LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://support.apple.com/en-us/128067	Release Notes Vendor Advisory
https://support.apple.com/en-us/128071	Release Notes Vendor Advisory
https://support.apple.com/en-us/128072	Release Notes Vendor Advisory

Configurations

Configuration 1 (hide)

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

History

24 Oct 2026, 13:10

Type	Values Removed	Values Added
Summary		(es) Un desbordamiento de búfer se abordó con una comprobación de límites mejorada. Este problema se corrigió en macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS Tahoe 26.6. Un usuario local podría leer memoria del kernel.

Information

Published : 2026-07-27 21:16

Updated : 2026-10-24 13:10

NVD link : CVE-2026-43681

Mitre link : CVE-2026-43681

CVE.ORG link : CVE-2026-43681

JSON object : View

Products Affected

apple

macos

CWE

CWE-120

Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

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