A buffer overflow was addressed with improved bounds checking. This issue is fixed in iOS 26.5.2 and iPadOS 26.5.2, macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS Tahoe 26.5.2, tvOS 26.6, visionOS 26.6, watchOS 26.6. A malicious accessory may be able to cause unexpected app termination.

Metrics

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

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 yes

Technical Impact total

Affected Vendors & Products

Vendors Products
Apple
  • Ios And Ipados
  • Macos
  • Tvos
  • Visionos
  • Watchos

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
https://support.apple.com/en-us/128068 cve-icon
https://support.apple.com/en-us/128069 cve-icon
https://support.apple.com/en-us/128070 cve-icon
https://support.apple.com/en-us/128071 cve-icon
https://support.apple.com/en-us/128072 cve-icon
History

Thu, 30 Jul 2026 01:30:00 +0000

Type Values Removed Values Added
Title Buffer Overflow in Apple Devices Allows App Termination via Malicious Accessory
Weaknesses CWE-119
CWE-40
CWE-787

Tue, 28 Jul 2026 16:15:00 +0000

Type Values Removed Values Added
Weaknesses CWE-120
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, 28 Jul 2026 03:30:00 +0000

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

Mon, 27 Jul 2026 20:30:00 +0000

Type Values Removed Values Added
Description A buffer overflow was addressed with improved bounds checking. This issue is fixed in iOS 26.5.2 and iPadOS 26.5.2, macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS Tahoe 26.5.2, tvOS 26.6, visionOS 26.6, watchOS 26.6. A malicious accessory may be able to cause unexpected app termination.
References
cve-icon MITRE

Status: PUBLISHED

Assigner: apple

Published: 2026-07-27T20:12:38.834Z

Updated: 2026-07-28T14:53:39.239Z

Reserved: 2026-05-01T22:46:27.821Z

Link: CVE-2026-43807

cve-icon Vulnrichment

Updated: 2026-07-28T14:53:33.564Z

cve-icon NVD

No data.

cve-icon Redhat

No data.