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NVD Vulnerability Details :
CVE-2025-43400
Modified
More InfoOfficial Page
Source-product-security@apple.com
View Known Exploited Vulnerability (KEV) details
Published At-29 Sep, 2025 | 18:15
Updated At-02 Apr, 2026 | 19:20

An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 18.7.1 and iPadOS 18.7.1, iOS 26.0.1 and iPadOS 26.0.1, macOS Sequoia 15.7.1, macOS Sonoma 14.8.1, macOS Tahoe 26.0.1, tvOS 26.1, visionOS 26.0.1, watchOS 26.1. Processing a maliciously crafted font may lead to unexpected app termination or corrupt process memory.

CISA Catalog
Date AddedDue DateVulnerability NameRequired Action
N/A
Date Added: N/A
Due Date: N/A
Vulnerability Name: N/A
Required Action: N/A
Metrics
TypeVersionBase scoreBase severityVector
Secondary3.16.3MEDIUM
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L
Type: Secondary
Version: 3.1
Base score: 6.3
Base severity: MEDIUM
Vector:
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L
CPE Matches
Apple Inc.
apple
>>ipados>>Versions before 18.7.1(exclusive)
cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*
Apple Inc.
apple
>>ipados>>26.0
cpe:2.3:o:apple:ipados:26.0:*:*:*:*:*:*:*
Apple Inc.
apple
>>iphone_os>>Versions before 18.7.1(exclusive)
cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*
Apple Inc.
apple
>>iphone_os>>26.0
cpe:2.3:o:apple:iphone_os:26.0:*:*:*:*:*:*:*
Apple Inc.
apple
>>macos>>Versions from 14.0(inclusive) to 14.8.1(exclusive)
cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*
Apple Inc.
apple
>>macos>>Versions from 15.0(inclusive) to 15.7.1(exclusive)
cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*
Apple Inc.
apple
>>macos>>26.0
cpe:2.3:o:apple:macos:26.0:*:*:*:*:*:*:*
Apple Inc.
apple
>>visionos>>Versions before 26.0.1(exclusive)
cpe:2.3:o:apple:visionos:*:*:*:*:*:*:*:*
Weaknesses
CWE IDTypeSource
CWE-787Secondary134c704f-9b21-4f2e-91b3-4a467353bcc0
CWE ID: CWE-787
Type: Secondary
Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0
Evaluator Description
Evaluator Impact

Evaluator Solution

Vendor Statements
References
HyperlinkSourceResource
https://support.apple.com/en-us/125326product-security@apple.com
N/A
https://support.apple.com/en-us/125327product-security@apple.com
N/A
https://support.apple.com/en-us/125328product-security@apple.com
N/A
https://support.apple.com/en-us/125329product-security@apple.com
N/A
https://support.apple.com/en-us/125330product-security@apple.com
N/A
https://support.apple.com/en-us/125338product-security@apple.com
N/A
https://support.apple.com/en-us/125637product-security@apple.com
N/A
https://support.apple.com/en-us/125639product-security@apple.com
N/A
http://seclists.org/fulldisclosure/2025/Sep/73af854a3a-2127-422b-91ae-364da2661108
N/A
http://seclists.org/fulldisclosure/2025/Sep/76af854a3a-2127-422b-91ae-364da2661108
N/A
http://seclists.org/fulldisclosure/2025/Sep/78af854a3a-2127-422b-91ae-364da2661108
N/A
Hyperlink: https://support.apple.com/en-us/125326
Source: product-security@apple.com
Resource: N/A
Hyperlink: https://support.apple.com/en-us/125327
Source: product-security@apple.com
Resource: N/A
Hyperlink: https://support.apple.com/en-us/125328
Source: product-security@apple.com
Resource: N/A
Hyperlink: https://support.apple.com/en-us/125329
Source: product-security@apple.com
Resource: N/A
Hyperlink: https://support.apple.com/en-us/125330
Source: product-security@apple.com
Resource: N/A
Hyperlink: https://support.apple.com/en-us/125338
Source: product-security@apple.com
Resource: N/A
Hyperlink: https://support.apple.com/en-us/125637
Source: product-security@apple.com
Resource: N/A
Hyperlink: https://support.apple.com/en-us/125639
Source: product-security@apple.com
Resource: N/A
Hyperlink: http://seclists.org/fulldisclosure/2025/Sep/73
Source: af854a3a-2127-422b-91ae-364da2661108
Resource: N/A
Hyperlink: http://seclists.org/fulldisclosure/2025/Sep/76
Source: af854a3a-2127-422b-91ae-364da2661108
Resource: N/A
Hyperlink: http://seclists.org/fulldisclosure/2025/Sep/78
Source: af854a3a-2127-422b-91ae-364da2661108
Resource: N/A
Change History
0Changes found
Details not found