CVE-2025-43374: ipados Stack Overflow — Fix

Description

An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in iOS 18.5 and iPadOS 18.5, iPadOS 17.7.7, macOS Sequoia 15.5, macOS Sonoma 14.7.3, macOS Ventura 13.7.3, tvOS 18.5, visionOS 2.5, watchOS 11.5. An attacker in physical proximity may be able to cause an out-of-bounds read in kernel memory.

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CVSS v3.1 Score

4.3

MEDIUM

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

Weakness Type (CWE)

CWE-121 CWE-121

Affected Products

Vendor	Product	Versions
apple	ipados	< 17.7.7
apple	ipados	18.0 — 18.5
apple	iphone_os	< 18.5
apple	macos	< 13.7.3
apple	macos	14.0 — 14.7.3
apple	macos	15.0 — 15.5
apple	visionos	< 2.5
apple	watchos	< 11.5

References

Advisories & Patches

https://support.apple.com/en-us/122069 https://support.apple.com/en-us/122070 https://support.apple.com/en-us/122404 https://support.apple.com/en-us/122405 https://support.apple.com/en-us/122716 https://support.apple.com/en-us/122721 https://support.apple.com/en-us/122722

Other References

https://support.apple.com/en-us/122720

Frequently Asked Questions

What is CVE-2025-43374? +

An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in iOS 18.5 and iPadOS 18.5, iPadOS 17.7.7, macOS Sequoia 15.5, macOS Sonoma 14.7.3, macOS Ventura 13.7.3, tvOS 18.5, visionOS 2.5, watchOS 11.5. An attacker in physical proximity may be able to cause an out-of-bounds read in kernel memory. It has a CVSS v3.1 base score of 4.3 (MEDIUM).

How severe is CVE-2025-43374? +

CVE-2025-43374 has a CVSS v3.1 score of 4.3 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.

What products are affected by CVE-2025-43374? +

CVE-2025-43374 affects products from apple, specifically: ipados, iphone_os, macos, visionos, watchos. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2025-43374? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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