A type confusion issue was addressed with improved checks. This issue is fixed in macOS Monterey 12.7.6, macOS Sonoma 14.6, macOS Ventura 13.6.8. An attacker may be able to cause unexpected app termination.

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.

The EPSS score is 0.00257.

Exploitation none

Automatable yes

Technical Impact partial

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
Apple macOS affected
Version Status Constraints
0 affected < 12.7.6
0 affected < 13.6.8
0 affected < 14.6

Configuration 1 [-]

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

No data.

No data.

Project Subscriptions

Vendors Products
Apple Subscribe
Macos Subscribe
Advisories
Source ID Title
EUVD EUVD EUVD-2024-38644 A type confusion issue was addressed with improved checks. This issue is fixed in macOS Sonoma 14.6, macOS Monterey 12.7.6, macOS Ventura 13.6.8. An attacker may be able to cause unexpected app termination.
Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
http://seclists.org/fulldisclosure/2024/Jul/18 cve-icon
http://seclists.org/fulldisclosure/2024/Jul/19 cve-icon
http://seclists.org/fulldisclosure/2024/Jul/20 cve-icon
https://support.apple.com/en-us/120910 cve-icon cve-icon
https://support.apple.com/en-us/120911 cve-icon cve-icon
https://support.apple.com/en-us/120912 cve-icon cve-icon
https://support.apple.com/en-us/HT214118 cve-icon
https://support.apple.com/en-us/HT214119 cve-icon
https://support.apple.com/en-us/HT214120 cve-icon
https://support.apple.com/kb/HT214118 cve-icon
https://support.apple.com/kb/HT214119 cve-icon
https://support.apple.com/kb/HT214120 cve-icon
History

Thu, 02 Apr 2026 20:30:00 +0000

Type Values Removed Values Added
Description A type confusion issue was addressed with improved checks. This issue is fixed in macOS Sonoma 14.6, macOS Monterey 12.7.6, macOS Ventura 13.6.8. An attacker may be able to cause unexpected app termination. A type confusion issue was addressed with improved checks. This issue is fixed in macOS Monterey 12.7.6, macOS Sonoma 14.6, macOS Ventura 13.6.8. An attacker may be able to cause unexpected app termination.
References

Tue, 04 Nov 2025 18:30:00 +0000

Type Values Removed Values Added
References

Wed, 26 Mar 2025 17:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

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

Fri, 23 Aug 2024 15:30:00 +0000

Type Values Removed Values Added
First Time appeared Apple
Apple macos
Weaknesses CWE-843
CPEs cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*
Vendors & Products Apple
Apple macos
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'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: apple

Published:

Updated: 2026-04-02T18:22:08.215Z

Reserved: 2024-07-10T17:11:04.692Z

Link: CVE-2024-40803

cve-icon Vulnrichment

Updated: 2025-11-04T17:24:48.898Z

cve-icon NVD

Status : Modified

Published: 2024-07-29T23:15:12.873

Modified: 2026-04-02T19:17:47.553

Link: CVE-2024-40803

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses