CVE-2024-27840

Name: CVE-2024-27840
Creator: NVD / NIST
Published: 2024-06-10T21:15:51.313+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.3/10EPSS 0.25%

Last modified Jun 17, 2026

CVE-2024-27840 is a medium-severity vulnerability rated 6.3/10 on the CVSS scale. The issue was addressed with improved memory handling. This issue is fixed in iOS 16.7.8 and iPadOS 16.7.8, iOS 17.5 and iPadOS 17.5, macOS Monterey 12.7.5, macOS Ventura 13.6.7, tvOS 17.5, visionOS 1.2, watchOS 10.5. EPSS estimates a 0.25% chance of exploitation in the next 30 days.

Description

The issue was addressed with improved memory handling. This issue is fixed in iOS 16.7.8 and iPadOS 16.7.8, iOS 17.5 and iPadOS 17.5, macOS Monterey 12.7.5, macOS Ventura 13.6.7, tvOS 17.5, visionOS 1.2, watchOS 10.5. An attacker that has already achieved kernel code execution may be able to bypass kernel memory protections.

Metrics

CVSS 3.1

6.3/10

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

EPSS Probability

0.25%

16.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-786

Affected Software

Vendor	Product	Versions
Apple	Ipados	< 16.7.8
Apple	Ipados	>= 17.0, < 17.5
Apple	Iphone Os	< 16.7.8
Apple	Iphone Os	>= 17.0, < 17.5
Apple	Macos	>= 12.0, < 12.7.5
Apple	Macos	>= 13.0, < 13.6.7
Apple	Tvos	< 17.5
Apple	Visionos	< 1.2
Apple	Watchos	< 10.5

References

https://support.apple.com/en-us/120898
https://support.apple.com/en-us/120899
https://support.apple.com/en-us/120900
https://support.apple.com/en-us/120901
https://support.apple.com/en-us/120902
https://support.apple.com/en-us/120905
https://support.apple.com/en-us/120906
http://seclists.org/fulldisclosure/2024/Jun/5Mailing List, Third Party Advisory
https://support.apple.com/en-us/HT214100Vendor Advisory
https://support.apple.com/en-us/HT214101Vendor Advisory
https://support.apple.com/en-us/HT214102Vendor Advisory
https://support.apple.com/en-us/HT214104Vendor Advisory
https://support.apple.com/en-us/HT214105Vendor Advisory
https://support.apple.com/en-us/HT214107Vendor Advisory
https://support.apple.com/en-us/HT214108Vendor Advisory
https://support.apple.com/kb/HT214100Vendor Advisory
https://support.apple.com/kb/HT214101Vendor Advisory
https://support.apple.com/kb/HT214102Vendor Advisory
https://support.apple.com/kb/HT214104Vendor Advisory
https://support.apple.com/kb/HT214105Vendor Advisory
https://support.apple.com/kb/HT214107Vendor Advisory
https://support.apple.com/kb/HT214108Vendor Advisory

Timeline

Published: Jun 10, 2024
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2024-27840?

How severe is CVE-2024-27840?

CVE-2024-27840 has a CVSS score of 6.3/10 (MEDIUM severity). The EPSS model estimates a 0.25% probability of exploitation in the next 30 days.

How do I fix CVE-2024-27840?

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-2024-27840?

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

Scan your code now

Source: NVD / NIST