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The issue was addressed with improved memory handling. This issue is fixed in Safari 18.6, iOS 18.6 and iPadOS 18.6, iPadOS 17.7.9, macOS Sequoia 15.6, tvOS 18.6, visionOS 2.6, watchOS 11.6. Processing web content may lead to a denial-of-service.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alma_linux | — | Upgrade webkit2gtk3-develUpgrade webkit2gtk3Upgrade webkit2gtk3-jscUpgrade webkit2gtk3-jsc-devel | Aug 15, 2025 | Aug 13, 2025 |
| Amazon Linux Ami 2 | — | Upgrade webkitgtk4-debuginfoUpgrade webkitgtk4-jsc-develUpgrade webkitgtk4Upgrade webkitgtk4-develUpgrade webkitgtk4-jsc | May 20, 2026 | May 20, 2026 |
| Apple Osx Webkit | — | Upgrade macOS to the latest version | Aug 8, 2025 | Jul 29, 2025 |
| Apple Safari | — | Uninstall Apple Safari on WindowsUpgrade to Apple Safari version 18.6 | Jul 31, 2025 | Jul 31, 2025 |
| Debian | — | Upgrade webkit2gtk | Aug 4, 2025 | Aug 4, 2025 |
| Gentoo Linux | — | Upgrade net-libs/webkit-gtk. | Nov 25, 2025 | Nov 24, 2025 |
| Oracle_linux | — | Upgrade webkit2gtk3-develUpgrade webkit2gtk3-jsc-develUpgrade webkit2gtk3Upgrade webkit2gtk3-jsc | Aug 14, 2025 | Aug 1, 2025 |
| Redhat_linux | — | Upgrade webkitgtk4-jsc-develUpgrade webkitgtk4-debuginfoUpgrade webkit2gtk3-develUpgrade webkit2gtk3-jscUpgrade webkit2gtk3No solution existsUpgrade webkit2gtk3-jsc-debuginfoUpgrade webkit2gtk3-jsc-develUpgrade webkit2gtk3-debuginfoUpgrade webkit2gtk3-debugsourceUpgrade webkitgtk4-docUpgrade webkitgtk4-jscUpgrade webkitgtk4-develUpgrade webkitgtk4Upgrade webkit2gtk3-devel-debuginfoUpgrade webkit2gtk3-jsc-devel-debuginfo | Aug 14, 2025 | Aug 1, 2025 |
| Rocky_linux | — | Upgrade webkit2gtk3-develUpgrade webkit2gtk3-jsc-develUpgrade webkit2gtk3-debugsourceUpgrade webkit2gtk3Upgrade webkit2gtk3-devel-debuginfoUpgrade webkit2gtk3-debuginfoUpgrade webkit2gtk3-jsc-debuginfoUpgrade webkit2gtk3-jscUpgrade webkit2gtk3-jsc-devel-debuginfo | Feb 5, 2026 | Oct 4, 2025 |
| Suse | — | Upgrade libjavascriptcoregtk-4_1-0-32bitUpgrade typelib-1_0-webkit2webextension-4_0Upgrade webkit2gtk3-soup2-minibrowserUpgrade webkit-jsc-4Upgrade webkit-jsc-4.1Upgrade WebKitGTK-4.0-langUpgrade libjavascriptcoregtk-6_0-1Upgrade libjavascriptcoregtk-4_0-18Upgrade libwebkit2gtk-4_1-0-32bitUpgrade typelib-1_0-javascriptcore-4_0Upgrade libwebkitgtk-6_0-4Upgrade libwebkit2gtk-4_0-37Upgrade webkit2gtk3-soup2-develUpgrade webkit2gtk-4_0-injected-bundlesUpgrade libjavascriptcoregtk-4_0-18-32bitUpgrade WebKitGTK-4.1-langUpgrade webkit2gtk4-minibrowserUpgrade libwebkit2gtk3-langUpgrade libjavascriptcoregtk-4_1-0Upgrade libwebkit2gtk-4_0-37-32bitUpgrade libwebkit2gtk-4_1-0Upgrade webkit-jsc-6.0Upgrade typelib-1_0-WebKitWebProcessExtension-6_0Upgrade typelib-1_0-javascriptcore-4_1Upgrade typelib-1_0-webkit2webextension-4_1Upgrade WebKitGTK-6.0-langUpgrade typelib-1_0-WebKit-6_0Upgrade typelib-1_0-JavaScriptCore-6_0Upgrade webkitgtk-6_0-injected-bundlesUpgrade webkit2gtk3-minibrowserUpgrade typelib-1_0-webkit2-4_0Upgrade webkit2gtk-4_1-injected-bundlesUpgrade typelib-1_0-webkit2-4_1Upgrade webkit2gtk4-develUpgrade webkit2gtk3-devel | Dec 5, 2025 | Aug 14, 2025 |
| Ubuntu | — | Upgrade libwebkit2gtk-4.0-37Upgrade libwebkit2gtk-4.1-0Upgrade libwebkitgtk-6.0-4Upgrade libjavascriptcoregtk-6.0-1Upgrade libjavascriptcoregtk-4.1-0Upgrade libjavascriptcoregtk-4.0-18 | Aug 20, 2025 | Jul 30, 2025 |
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