CVE-2025-24209: tvos Buffer Overflow — Fix

Description

A buffer overflow issue was addressed with improved memory handling. This issue is fixed in Safari 18.4, iOS 18.4 and iPadOS 18.4, iPadOS 17.7.6, macOS Sequoia 15.4, tvOS 18.4, watchOS 11.4. Processing maliciously crafted web content may lead to an unexpected process crash.

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CVSS v3.1 Score

7.0

HIGH

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

Weakness Type (CWE)

CWE-120 CWE-120

Affected Products

Vendor	Product	Versions
apple	safari	< 18.4
apple	ipados	< 17.7.6
apple	ipados	18.0 — 18.4
apple	iphone_os	< 18.4
apple	macos	15.0 — 15.4
apple	tvos	< 18.4

References

Advisories & Patches

https://support.apple.com/en-us/122371 https://support.apple.com/en-us/122372 https://support.apple.com/en-us/122373 https://support.apple.com/en-us/122377 https://support.apple.com/en-us/122379

Other References

https://support.apple.com/en-us/122376 http://seclists.org/fulldisclosure/2025/Apr/11 http://seclists.org/fulldisclosure/2025/Apr/13 http://seclists.org/fulldisclosure/2025/Apr/2 http://seclists.org/fulldisclosure/2025/Apr/4 http://seclists.org/fulldisclosure/2025/Apr/5 http://seclists.org/fulldisclosure/2025/Apr/8 https://lists.debian.org/debian-lts-announce/2025/06/msg00016.html

Frequently Asked Questions

What is CVE-2025-24209? +

A buffer overflow issue was addressed with improved memory handling. This issue is fixed in Safari 18.4, iOS 18.4 and iPadOS 18.4, iPadOS 17.7.6, macOS Sequoia 15.4, tvOS 18.4, watchOS 11.4. Processing maliciously crafted web content may lead to an unexpected process crash. It has a CVSS v3.1 base score of 7.0 (HIGH).

How severe is CVE-2025-24209? +

CVE-2025-24209 has a CVSS v3.1 score of 7.0 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching.

What products are affected by CVE-2025-24209? +

CVE-2025-24209 affects products from apple, specifically: ipados, iphone_os, macos, safari, tvos. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2025-24209? +

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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