CVE-2025-43462: tvos DoS — Fix

Description

The issue was addressed with improved memory handling. This issue is fixed in iOS 26.1 and iPadOS 26.1, macOS Tahoe 26.1, tvOS 26.1, visionOS 26.1, watchOS 26.1. An app may be able to cause unexpected system termination or corrupt kernel memory.

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CVSS v3.1 Score

7.5

HIGH

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

Weakness Type (CWE)

CWE-400 Uncontrolled Resource Consumption

Affected Products

Vendor	Product	Versions
apple	ipados	< 26.1
apple	iphone_os	< 26.1
apple	tvos	< 26.1
apple	visionos	< 26.1
apple	watchos	< 26.1

References

Advisories & Patches

https://support.apple.com/en-us/125632 https://support.apple.com/en-us/125637 https://support.apple.com/en-us/125638 https://support.apple.com/en-us/125639

Other References

https://support.apple.com/en-us/125634

Frequently Asked Questions

What is CVE-2025-43462? +

The issue was addressed with improved memory handling. This issue is fixed in iOS 26.1 and iPadOS 26.1, macOS Tahoe 26.1, tvOS 26.1, visionOS 26.1, watchOS 26.1. An app may be able to cause unexpected system termination or corrupt kernel memory. It has a CVSS v3.1 base score of 7.5 (HIGH).

How severe is CVE-2025-43462? +

CVE-2025-43462 has a CVSS v3.1 score of 7.5 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching.

What products are affected by CVE-2025-43462? +

CVE-2025-43462 affects products from apple, specifically: ipados, iphone_os, tvos, visionos, watchos. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2025-43462? +

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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