A buffer overflow was addressed with improved bounds checking. This issue is fixed in iOS 18.7.9 and iPadOS 18.7.9, iOS 26.5 and iPadOS 26.5, macOS Sequoia 15.7.7, macOS Sonoma 14.8.7, macOS Tahoe 26.5, tvOS 26.5, visionOS 26.5, watchOS 26.5. An app may be able to cause unexpected system termination.

Metrics

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact None

Integrity Impact None

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 partial

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/127110 cve-icon cve-icon
https://support.apple.com/en-us/127111 cve-icon cve-icon
https://support.apple.com/en-us/127115 cve-icon cve-icon
https://support.apple.com/en-us/127116 cve-icon cve-icon
https://support.apple.com/en-us/127117 cve-icon cve-icon
https://support.apple.com/en-us/127118 cve-icon cve-icon
https://support.apple.com/en-us/127119 cve-icon cve-icon
https://support.apple.com/en-us/127120 cve-icon cve-icon
History

Wed, 13 May 2026 00:15:00 +0000

Type Values Removed Values Added
Title Buffer Overflow in Apple Operating Systems Causes Unexpected Termination

Tue, 12 May 2026 22:45:00 +0000

Type Values Removed Values Added
Title Buffer Overflow Causing Unexpected System Termination in Apple Operating Systems
Weaknesses CWE-119

Tue, 12 May 2026 21:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

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

Tue, 12 May 2026 20:30:00 +0000

Type Values Removed Values Added
Weaknesses CWE-120
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H'}

Mon, 11 May 2026 23:00:00 +0000

Type Values Removed Values Added
Title Buffer Overflow Causing Unexpected System Termination in Apple Operating Systems
Weaknesses CWE-119

Mon, 11 May 2026 22:15:00 +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, 11 May 2026 20:45:00 +0000

Type Values Removed Values Added
Description A buffer overflow was addressed with improved bounds checking. This issue is fixed in iOS 18.7.9 and iPadOS 18.7.9, iOS 26.5 and iPadOS 26.5, macOS Sequoia 15.7.7, macOS Sonoma 14.8.7, macOS Tahoe 26.5, tvOS 26.5, visionOS 26.5, watchOS 26.5. An app may be able to cause unexpected system termination.
References
cve-icon MITRE

Status: PUBLISHED

Assigner: apple

Published: 2026-05-11T20:07:29.263Z

Updated: 2026-05-12T19:53:57.743Z

Reserved: 2026-03-03T16:36:03.991Z

Link: CVE-2026-28959

cve-icon Vulnrichment

Updated: 2026-05-12T19:27:03.025Z

cve-icon NVD

Status : Undergoing Analysis

Published: 2026-05-11T21:18:56.990

Modified: 2026-05-12T20:16:32.457

Link: CVE-2026-28959

cve-icon Redhat

No data.