CVE-2025-43400

An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in watchOS 26.1, tvOS 26.1. Processing a maliciously crafted font may lead to unexpected app termination or corrupt process memory.

CVSS v3 6.3 MEDIUM

6.3^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 3.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact LOW

Scope UNCHANGED

References

Link	Resource
https://support.apple.com/en-us/125637
https://support.apple.com/en-us/125639
http://seclists.org/fulldisclosure/2025/Sep/73
http://seclists.org/fulldisclosure/2025/Sep/76
http://seclists.org/fulldisclosure/2025/Sep/78

Configurations

Configuration 1 (hide)

OR	cpe:2.3:o:apple:ipados::::::::
	cpe:2.3:o:apple:ipados:26.0:::::::*
	cpe:2.3:o:apple:iphone_os::::::::
	cpe:2.3:o:apple:iphone_os:26.0:::::::*
	cpe:2.3:o:apple:macos::::::::
	cpe:2.3:o:apple:macos::::::::
	cpe:2.3:o:apple:macos:26.0:::::::*
	cpe:2.3:o:apple:visionos::::::::

History

No history.

Information

Published : 2025-09-29 18:15

Updated : 2025-11-04 22:16

NVD link : CVE-2025-43400

Mitre link : CVE-2025-43400

CVE.ORG link : CVE-2025-43400

JSON object : View

Products Affected

apple

ipados
visionos
macos
iphone_os

CWE

CWE-787

Out-of-bounds Write

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