CVE-2025-43400

6.3 MEDIUM
Published: September 29, 2025 Modified: April 02, 2026
View on NVD

Description

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.

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
https://support.apple.com/en-us/125326
Source: product-security@apple.com
https://support.apple.com/en-us/125327
Source: product-security@apple.com
https://support.apple.com/en-us/125328
Source: product-security@apple.com
https://support.apple.com/en-us/125329
Source: product-security@apple.com
https://support.apple.com/en-us/125330
Source: product-security@apple.com
https://support.apple.com/en-us/125338
Source: product-security@apple.com
https://support.apple.com/en-us/125637
Source: product-security@apple.com
https://support.apple.com/en-us/125639
Source: product-security@apple.com
http://seclists.org/fulldisclosure/2025/Sep/73
Source: af854a3a-2127-422b-91ae-364da2661108
http://seclists.org/fulldisclosure/2025/Sep/76
Source: af854a3a-2127-422b-91ae-364da2661108
http://seclists.org/fulldisclosure/2025/Sep/78
Source: af854a3a-2127-422b-91ae-364da2661108

11 reference(s) from NVD

Quick Stats

CVSS v3 Score
6.3 / 10.0
EPSS (Exploit Probability)
0.2%
38th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

Affected Vendors

apple