CVE-2025-43361: tvos Out-of-bounds Read — Fix

Description

An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in iOS 26 and iPadOS 26, macOS Sequoia 15.7.2, macOS Sonoma 14.8.2, macOS Tahoe 26, tvOS 26, visionOS 26, watchOS 26. A malicious app may be able to read kernel memory.

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CVSS v3.1 Score

7.8

HIGH

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

Weakness Type (CWE)

CWE-125 Out-of-bounds Read

Affected Products

Vendor	Product	Versions
apple	ipados	< 26.1
apple	iphone_os	< 26.1
apple	macos	< 14.8.2
apple	macos	15.0 — 15.7.2
apple	tvos	< 26.1
apple	visionos	< 26.1
apple	watchos	< 26.1

References

Advisories & Patches

https://support.apple.com/en-us/125108 https://support.apple.com/en-us/125114 https://support.apple.com/en-us/125115 https://support.apple.com/en-us/125116 https://support.apple.com/en-us/125635 https://support.apple.com/en-us/125636

Other References

https://support.apple.com/en-us/125110

Frequently Asked Questions

What is CVE-2025-43361? +

An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in iOS 26 and iPadOS 26, macOS Sequoia 15.7.2, macOS Sonoma 14.8.2, macOS Tahoe 26, tvOS 26, visionOS 26, watchOS 26. A malicious app may be able to read kernel memory. It has a CVSS v3.1 base score of 7.8 (HIGH).

How severe is CVE-2025-43361? +

CVE-2025-43361 has a CVSS v3.1 score of 7.8 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching.

What products are affected by CVE-2025-43361? +

CVE-2025-43361 affects products from apple, specifically: ipados, iphone_os, macos, tvos, visionos, watchos. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2025-43361? +

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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