A buffer overflow was addressed with improved bounds checking. This issue is fixed in macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7. Mounting a maliciously crafted disk image may cause unexpected system termination or corrupt kernel memory.
Advisories

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Fixes

Solution

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Workaround

No workaround given by the vendor.

History

Wed, 16 Sep 2026 18:15:00 +0000

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

Wed, 16 Sep 2026 11:15:00 +0000

Type Values Removed Values Added
Title Buffer Overflow in Disk Image Mounting Leading to Kernel Memory Corruption in macOS
Weaknesses CWE-122

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

Type Values Removed Values Added
Metrics cvssV3_1

{'score': 8.4, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}

ssvc

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


Tue, 15 Sep 2026 08:45:00 +0000

Type Values Removed Values Added
Title Buffer Overflow in Disk Image Mounting Leading to Kernel Memory Corruption in macOS
Weaknesses CWE-120
CWE-122

Tue, 15 Sep 2026 02:45:00 +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 A buffer overflow was addressed with improved bounds checking. This issue is fixed in macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7. Mounting a maliciously crafted disk image may cause unexpected system termination or corrupt kernel memory.
References

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cve-icon MITRE

Status: PUBLISHED

Assigner: apple

Published:

Updated: 2026-09-15T18:24:06.888Z

Reserved: 2026-09-01T21:13:17.757Z

Link: CVE-2026-84581

cve-icon Vulnrichment

Updated: 2026-09-15T18:24:01.648Z

cve-icon NVD

Status : Analyzed

Published: 2026-09-14T21:17:34.270

Modified: 2026-09-16T18:04:11.390

Link: CVE-2026-84581

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-09-16T11:00:23Z

Weaknesses