CVE-2024-40788

Name: CVE-2024-40788
Creator: NVD / NIST
Published: 2024-07-29T23:15:12.2+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.5/10EPSS 0.32%

Last modified Jun 17, 2026

CVE-2024-40788 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. A type confusion issue was addressed with improved memory handling. This issue is fixed in iOS 16.7.9 and iPadOS 16.7.9, iOS 17.6 and iPadOS 17.6, macOS Monterey 12.7.6, macOS Sonoma 14.6, macOS Ventura 13.6.8, tvOS 17.6, visionOS 1.3, watchOS 10.6. EPSS estimates a 0.32% chance of exploitation in the next 30 days.

Description

A type confusion issue was addressed with improved memory handling. This issue is fixed in iOS 16.7.9 and iPadOS 16.7.9, iOS 17.6 and iPadOS 17.6, macOS Monterey 12.7.6, macOS Sonoma 14.6, macOS Ventura 13.6.8, tvOS 17.6, visionOS 1.3, watchOS 10.6. A local attacker may be able to cause unexpected system shutdown.

Metrics

CVSS 3.1

5.5/10

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

EPSS Probability

0.32%

23.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Apple	Ipados	< 16.7.9
Apple	Ipados	>= 17.0, < 17.6
Apple	Iphone Os	< 16.7.9
Apple	Iphone Os	>= 17.0, < 17.6
Apple	Macos	< 12.7.6
Apple	Macos	>= 13.0, < 13.6.8
Apple	Macos	>= 14.0, < 14.6
Apple	Tvos	< 17.6
Apple	Visionos	< 1.3
Apple	Watchos	< 10.6

References

https://support.apple.com/en-us/120908
https://support.apple.com/en-us/120909
https://support.apple.com/en-us/120910
https://support.apple.com/en-us/120911
https://support.apple.com/en-us/120912
https://support.apple.com/en-us/120914
https://support.apple.com/en-us/120915
https://support.apple.com/en-us/120916
http://seclists.org/fulldisclosure/2024/Jul/16Mailing List, Third Party Advisory
http://seclists.org/fulldisclosure/2024/Jul/17Mailing List, Third Party Advisory
http://seclists.org/fulldisclosure/2024/Jul/18Mailing List, Third Party Advisory
http://seclists.org/fulldisclosure/2024/Jul/19Mailing List, Third Party Advisory
http://seclists.org/fulldisclosure/2024/Jul/20Mailing List, Third Party Advisory
http://seclists.org/fulldisclosure/2024/Jul/21Mailing List, Third Party Advisory
http://seclists.org/fulldisclosure/2024/Jul/22Mailing List, Third Party Advisory
http://seclists.org/fulldisclosure/2024/Jul/23Mailing List, Third Party Advisory
https://support.apple.com/en-us/HT214116Vendor Advisory
https://support.apple.com/en-us/HT214117Vendor Advisory
https://support.apple.com/en-us/HT214118Vendor Advisory
https://support.apple.com/en-us/HT214119Vendor Advisory
https://support.apple.com/en-us/HT214120Vendor Advisory
https://support.apple.com/en-us/HT214122Vendor Advisory
https://support.apple.com/en-us/HT214123Vendor Advisory
https://support.apple.com/en-us/HT214124Vendor Advisory
https://support.apple.com/kb/HT214116
https://support.apple.com/kb/HT214117
https://support.apple.com/kb/HT214118
https://support.apple.com/kb/HT214119
https://support.apple.com/kb/HT214120
https://support.apple.com/kb/HT214122
https://support.apple.com/kb/HT214124

Timeline

Published: Jul 29, 2024
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2024-40788?

How severe is CVE-2024-40788?

CVE-2024-40788 has a CVSS score of 5.5/10 (MEDIUM severity). The EPSS model estimates a 0.32% probability of exploitation in the next 30 days.

How do I fix CVE-2024-40788?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2024-40788?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST