An out-of-bounds write issue 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. Mounting a malicious disk image may cause unexpected system termination.
History

Sun, 20 Sep 2026 19:15:00 +0000

Type Values Removed Values Added
Title Out‑of‑Bound Write in Disk Image Handling Causes System Crash

Thu, 17 Sep 2026 22:15:00 +0000

Type Values Removed Values Added
Title Out‑of‑Bound Write in Disk Image Handling Causes System Crash

Wed, 16 Sep 2026 09:30:00 +0000

Type Values Removed Values Added
Title Out‑of‑Bounds Write in Disk Image Mounting Leads to System Termination

Tue, 15 Sep 2026 19:30:00 +0000

Type Values Removed Values Added
CPEs cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*

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

Type Values Removed Values Added
Metrics cvssV3_1

{'score': 6.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H'}

ssvc

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


Tue, 15 Sep 2026 10:15:00 +0000

Type Values Removed Values Added
Title Out‑of‑Bounds Write in Disk Image Mounting Leads to System Termination
Weaknesses CWE-787

Tue, 15 Sep 2026 00:00:00 +0000

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

Mon, 14 Sep 2026 21:00:00 +0000

Type Values Removed Values Added
Description An out-of-bounds write issue 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. Mounting a malicious disk image may cause unexpected system termination.
References

cve-icon MITRE

Status: PUBLISHED

Assigner: apple

Published: 2026-09-14T20:51:33.262Z

Updated: 2026-09-15T14:34:17.464Z

Reserved: 2026-05-01T22:46:27.817Z

Link: CVE-2026-43761

cve-icon Vulnrichment

Updated: 2026-09-15T14:34:12.518Z

cve-icon NVD

Status : Analyzed

Published: 2026-09-14T21:17:10.687

Modified: 2026-09-15T19:23:08.817

Link: CVE-2026-43761

cve-icon Redhat

No data.