The issue was addressed with improved memory handling. This issue is fixed in Safari 18.2, iOS 18.2 and iPadOS 18.2, iPadOS 17.7.6, macOS Sequoia 15.2, tvOS 18.2, visionOS 2.2, watchOS 11.2. Processing maliciously crafted web content may lead to memory corruption.
https://support.apple.com/en-us/122372
https://support.apple.com/en-us/121846
https://support.apple.com/en-us/121845
https://support.apple.com/en-us/121844
https://support.apple.com/en-us/121843
https://support.apple.com/en-us/121839
https://support.apple.com/en-us/121837
https://security.netapp.com/advisory/ntap-20250418-0002/
http://seclists.org/fulldisclosure/2025/Apr/5
http://seclists.org/fulldisclosure/2024/Dec/7
http://seclists.org/fulldisclosure/2024/Dec/5