The issue was addressed with improved memory handling. This issue is fixed in Safari 18.6, iOS 18.6 and iPadOS 18.6, macOS Sequoia 15.6, tvOS 18.6, visionOS 2.6, watchOS 11.6. Processing maliciously crafted web content may lead to an unexpected Safari crash.
CVSS Details
- CVSS 3.1 Base Score: 6.5
- CVSS 3.1 Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alma_linux | — | Upgrade webkit2gtk3-jscUpgrade webkit2gtk3Upgrade webkit2gtk3-jsc-develUpgrade webkit2gtk3-devel | Aug 15, 2025 | Aug 13, 2025 |
| Amazon Linux Ami 2 | — | Upgrade webkitgtk4-jsc-develUpgrade webkitgtk4-develUpgrade webkitgtk4-jscUpgrade webkitgtk4Upgrade webkitgtk4-debuginfo | May 20, 2026 | May 20, 2026 |
| Apple Osx Webkit | apple-osx-upgrade-latest | Aug 8, 2025 | Aug 8, 2025 | |
| Apple Safari | apple-safari-upgrade-18_6apple-safari-windows-uninstall | 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 | — | oracle-linux-upgrade-webkit2gtk3oracle-linux-upgrade-webkit2gtk3-develoracle-linux-upgrade-webkit2gtk3-jscoracle-linux-upgrade-webkit2gtk3-jsc-devel | Aug 14, 2025 | Aug 1, 2025 |
| Redhat_linux | no-fix-redhat-rpm-packageredhat-upgrade-webkit2gtk3redhat-upgrade-webkit2gtk3-debuginforedhat-upgrade-webkit2gtk3-debugsourceredhat-upgrade-webkit2gtk3-develredhat-upgrade-webkit2gtk3-devel-debuginforedhat-upgrade-webkit2gtk3-jscredhat-upgrade-webkit2gtk3-jsc-debuginforedhat-upgrade-webkit2gtk3-jsc-develredhat-upgrade-webkit2gtk3-jsc-devel-debuginforedhat-upgrade-webkitgtk4redhat-upgrade-webkitgtk4-debuginforedhat-upgrade-webkitgtk4-develredhat-upgrade-webkitgtk4-docredhat-upgrade-webkitgtk4-jscredhat-upgrade-webkitgtk4-jsc-devel | Aug 14, 2025 | Aug 1, 2025 | |
| Rocky_linux | rocky-upgrade-webkit2gtk3rocky-upgrade-webkit2gtk3-debuginforocky-upgrade-webkit2gtk3-debugsourcerocky-upgrade-webkit2gtk3-develrocky-upgrade-webkit2gtk3-devel-debuginforocky-upgrade-webkit2gtk3-jscrocky-upgrade-webkit2gtk3-jsc-debuginforocky-upgrade-webkit2gtk3-jsc-develrocky-upgrade-webkit2gtk3-jsc-devel-debuginfo | Feb 5, 2026 | Oct 4, 2025 | |
| Suse | — | suse-upgrade-libjavascriptcoregtk-4_0-18suse-upgrade-libjavascriptcoregtk-4_0-18-32bitsuse-upgrade-libjavascriptcoregtk-4_1-0suse-upgrade-libjavascriptcoregtk-4_1-0-32bitsuse-upgrade-libjavascriptcoregtk-6_0-1suse-upgrade-libwebkit2gtk-4_0-37suse-upgrade-libwebkit2gtk-4_0-37-32bitsuse-upgrade-libwebkit2gtk-4_1-0suse-upgrade-libwebkit2gtk-4_1-0-32bitsuse-upgrade-libwebkit2gtk3-langsuse-upgrade-libwebkitgtk-6_0-4suse-upgrade-typelib-1_0-javascriptcore-4_0suse-upgrade-typelib-1_0-javascriptcore-4_1suse-upgrade-typelib-1_0-javascriptcore-6_0suse-upgrade-typelib-1_0-webkit-6_0suse-upgrade-typelib-1_0-webkit2-4_0suse-upgrade-typelib-1_0-webkit2-4_1suse-upgrade-typelib-1_0-webkit2webextension-4_0suse-upgrade-typelib-1_0-webkit2webextension-4_1suse-upgrade-typelib-1_0-webkitwebprocessextension-6_0suse-upgrade-webkit-jsc-4suse-upgrade-webkit-jsc-4-1suse-upgrade-webkit-jsc-6-0suse-upgrade-webkit2gtk-4_0-injected-bundlessuse-upgrade-webkit2gtk-4_1-injected-bundlessuse-upgrade-webkit2gtk3-develsuse-upgrade-webkit2gtk3-minibrowsersuse-upgrade-webkit2gtk3-soup2-develsuse-upgrade-webkit2gtk3-soup2-minibrowsersuse-upgrade-webkit2gtk4-develsuse-upgrade-webkit2gtk4-minibrowsersuse-upgrade-webkitgtk-4-0-langsuse-upgrade-webkitgtk-4-1-langsuse-upgrade-webkitgtk-6-0-langsuse-upgrade-webkitgtk-6_0-injected-bundles | Dec 5, 2025 | Aug 14, 2025 |
| Ubuntu | ubuntu-upgrade-libjavascriptcoregtk-4-0-18ubuntu-upgrade-libjavascriptcoregtk-4-1-0ubuntu-upgrade-libjavascriptcoregtk-6-0-1ubuntu-upgrade-libwebkit2gtk-4-0-37ubuntu-upgrade-libwebkit2gtk-4-1-0ubuntu-upgrade-libwebkitgtk-6-0-4 | Aug 20, 2025 | Jul 30, 2025 |
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