The issue was addressed with improved input sanitization. This issue is fixed in iOS 26.5.2 and iPadOS 26.5.2, macOS Tahoe 26.5.2. An app may be able to cause unexpected system termination or write kernel memory.

Metrics

No CVSS v4.0

Attack Vector Local

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploitation none

Automatable no

Technical Impact total

Affected Vendors & Products

Vendors Products
Apple
  • Ios And Ipados
  • Macos

No data.

No data.

References
Link Providers
https://support.apple.com/en-us/127594 cve-icon
https://support.apple.com/en-us/127595 cve-icon
History

Tue, 30 Jun 2026 22:15:00 +0000

Type Values Removed Values Added
Title Kernel Memory Write via Improper Input Sanitization on Apple Operating Systems

Tue, 30 Jun 2026 20:30:00 +0000

Type Values Removed Values Added
Metrics cvssV3_1

{'score': 9.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}

ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

 cvssV3_1

{'score': 7.8, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Tue, 30 Jun 2026 18:45:00 +0000

Type Values Removed Values Added
Title Kernel Memory Write via Improper Input Sanitization on Apple Operating Systems

Tue, 30 Jun 2026 17:15:00 +0000

Type Values Removed Values Added
Title Kernel Memory Write Vulnerability in Apple iOS/iPadOS/macOS via Improper Input Handling
Weaknesses CWE-787

Tue, 30 Jun 2026 15:30:00 +0000

Type Values Removed Values Added
Metrics cvssV3_1

{'score': 9.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}

ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Tue, 30 Jun 2026 02:45:00 +0000

Type Values Removed Values Added
First Time appeared Apple
Apple ios And Ipados
Apple macos
Vendors & Products Apple
Apple ios And Ipados
Apple macos

Mon, 29 Jun 2026 22:00:00 +0000

Type Values Removed Values Added
Title Kernel Memory Write Vulnerability in Apple iOS/iPadOS/macOS via Improper Input Handling
Weaknesses CWE-20
CWE-787

Mon, 29 Jun 2026 20:15:00 +0000

Type Values Removed Values Added
Description The issue was addressed with improved input sanitization. This issue is fixed in iOS 26.5.2 and iPadOS 26.5.2, macOS Tahoe 26.5.2. An app may be able to cause unexpected system termination or write kernel memory.
References
cve-icon MITRE

Status: PUBLISHED

Assigner: apple

Published: 2026-06-29T19:42:59.606Z

Updated: 2026-06-30T20:03:10.792Z

Reserved: 2026-05-01T22:46:21.645Z

Link: CVE-2026-43724

cve-icon Vulnrichment

Updated: 2026-06-30T14:27:12.316Z

cve-icon NVD

No data.

cve-icon Redhat

No data.