CVE-2025-43447

State: Published
Severity: 5.5 Medium
Published: Nov 4, 2025
Updated: Apr 2, 2026
Reserved: Apr 16, 2025

Description

The issue was addressed with improved memory handling. This issue is fixed in iOS 26.1 and iPadOS 26.1, macOS Tahoe 26.1, visionOS 26.1, watchOS 26.1. An app may be able to cause unexpected system termination or corrupt kernel memory.

Scores

CVSS	Score	Vector	Source
3.1	5.5 Medium	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H	CISA-ADP

Weaknesses

CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer

Affected Products

Product	Versions
iOS and iPadOSApple	before 26.1Affected
macOSApple	before 26.1Affected
visionOSApple	before 26.1Affected
watchOSApple	before 26.1Affected

References

https://support.apple.com/en-us/125632
https://support.apple.com/en-us/125634
https://support.apple.com/en-us/125638
https://support.apple.com/en-us/125639

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