An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in iOS 18.7.10 and iPadOS 18.7.10, macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS Tahoe 26.6. 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 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.

The EPSS score is 0.00622.

Exploitation none

Automatable yes

Technical Impact total

Affected Vendors & Products

Vendors Products
Apple Subscribe
Macos Subscribe

Configuration 1 [-]

OR cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*

No data.

OpenCVE Enrichment is a feature of OpenCVE that uses AI to automatically link vendors and products to CVEs. Learn more on GitHub.

Vendors Products
Apple Subscribe
Macos Subscribe
Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://support.apple.com/en-us/128067 cve-icon cve-icon
https://support.apple.com/en-us/128071 cve-icon cve-icon
https://support.apple.com/en-us/128072 cve-icon cve-icon
https://support.apple.com/en-us/148287 cve-icon cve-icon
History

Mon, 17 Aug 2026 23:15:00 +0000

Type Values Removed Values Added
Title Out-of-Bounds Read Causing Unexpected System Termination in Apple iOS, iPadOS, and macOS

Mon, 17 Aug 2026 21:45:00 +0000

Type Values Removed Values Added
Description An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS Tahoe 26.6. An app may be able to cause unexpected system termination. An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in iOS 18.7.10 and iPadOS 18.7.10, macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS Tahoe 26.6. An app may be able to cause unexpected system termination.
References

Mon, 03 Aug 2026 16:15:00 +0000

Type Values Removed Values Added
Title macOS Out-of-Bounds Read Leading to Unexpected System Termination

Thu, 30 Jul 2026 01:15:00 +0000

Type Values Removed Values Added
Title macOS Out-of-Bounds Read Leading to Unexpected System Termination

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

Type Values Removed Values Added
Weaknesses CWE-125
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 03:00:00 +0000

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

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

Type Values Removed Values Added
Description An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS Tahoe 26.6. An app may be able to cause unexpected system termination.
References

Projects

Sign in to view the affected projects.

cve-icon MITRE

Status: PUBLISHED

Assigner: apple

Published:

Updated: 2026-08-17T21:31:27.676Z

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

Link: CVE-2026-43809

cve-icon Vulnrichment

Updated: 2026-07-28T15:03:25.599Z

cve-icon NVD

Status : Modified

Published: 2026-07-27T21:17:04.043

Modified: 2026-08-17T22:17:12.913

Link: CVE-2026-43809

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-08-17T23:00:06Z

Weaknesses