CVE-2024-40777

Name: CVE-2024-40777
Creator: NVD / NIST
Published: 2024-07-29T23:15:11.457+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.5/10EPSS 7.76%

Last modified Jun 17, 2026

CVE-2024-40777 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. An out-of-bounds access issue was addressed with improved bounds checking. This issue is fixed in iOS 17.6 and iPadOS 17.6, macOS Sonoma 14.6, tvOS 17.6, visionOS 1.3, watchOS 10.6. EPSS estimates a 7.76% chance of exploitation in the next 30 days.

Description

An out-of-bounds access issue was addressed with improved bounds checking. This issue is fixed in iOS 17.6 and iPadOS 17.6, macOS Sonoma 14.6, tvOS 17.6, visionOS 1.3, watchOS 10.6. Processing a maliciously crafted file may lead to unexpected app termination.

Metrics

CVSS 3.1

5.5/10

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

EPSS Probability

7.76%

93.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Apple	Ipados	< 17.6
Apple	Iphone Os	< 17.6
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/120909
https://support.apple.com/en-us/120911
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
http://seclists.org/fulldisclosure/2024/Jul/18Mailing List
http://seclists.org/fulldisclosure/2024/Jul/21Mailing List
http://seclists.org/fulldisclosure/2024/Jul/22Mailing List
http://seclists.org/fulldisclosure/2024/Jul/23Mailing List
https://support.apple.com/en-us/HT214117Vendor Advisory
https://support.apple.com/en-us/HT214119Vendor 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/HT214117
https://support.apple.com/kb/HT214119
https://support.apple.com/kb/HT214122
https://support.apple.com/kb/HT214123
https://support.apple.com/kb/HT214124

Timeline

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

Frequently Asked Questions

What is CVE-2024-40777?

How severe is CVE-2024-40777?

CVE-2024-40777 has a CVSS score of 5.5/10 (MEDIUM severity). The EPSS model estimates a 7.76% probability of exploitation in the next 30 days.

How do I fix CVE-2024-40777?

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-2024-40777?

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

Scan your code now

Source: NVD / NIST