CVE-2025-43400 | BDVDB-2026-295939 Detail
AppleiOS and iPadOS
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.
Impact#
Per CVSS v3.1: confidentiality impact low, integrity impact low, availability impact low. Attack vector: network.
Weaknesses#
- CWE-787 Out-of-bounds Write
References#
- https://support.apple.com/en-us/125326
- https://support.apple.com/en-us/125327
- https://support.apple.com/en-us/125328
- https://support.apple.com/en-us/125329
- https://support.apple.com/en-us/125330
- https://support.apple.com/en-us/125338
- https://support.apple.com/en-us/125637
- https://support.apple.com/en-us/125639
- http://seclists.org/fulldisclosure/2025/Sep/78
- http://seclists.org/fulldisclosure/2025/Sep/73
- http://seclists.org/fulldisclosure/2025/Sep/76
Exploit#
No public exploit known
History#
- Version 1Record published in the CVE List.
- Version 2Most recent update recorded in the CVE List.