An out-of-bounds read issue was addressed with improved input validation. This issue is fixed in macOS Golden Gate 27. Mounting a maliciously crafted exFAT volume may cause unexpected system termination or kernel memory disclosure.
References
History

Fri, 18 Sep 2026 15:15:00 +0000

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

Thu, 17 Sep 2026 16:30:00 +0000

Type Values Removed Values Added
Weaknesses CWE-125
Metrics cvssV3_1

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

ssvc

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


Tue, 15 Sep 2026 07:30:00 +0000

Type Values Removed Values Added
Title Out‑of‑bounds Read in exFAT Mounting Causing System Termination or Kernel Memory Disclosure
Weaknesses CWE-126

Tue, 15 Sep 2026 04:45:00 +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 An out-of-bounds read issue was addressed with improved input validation. This issue is fixed in macOS Golden Gate 27. Mounting a maliciously crafted exFAT volume may cause unexpected system termination or kernel memory disclosure.
References

cve-icon MITRE

Status: PUBLISHED

Assigner: apple

Published: 2026-09-14T20:48:24.001Z

Updated: 2026-09-17T15:37:10.659Z

Reserved: 2026-09-08T16:43:41.873Z

Link: CVE-2026-86900

cve-icon Vulnrichment

Updated: 2026-09-17T15:36:57.796Z

cve-icon NVD

Status : Analyzed

Published: 2026-09-14T21:17:40.830

Modified: 2026-09-18T15:08:46.783

Link: CVE-2026-86900

cve-icon Redhat

No data.