A type confusion issue was addressed with improved checks. This issue is fixed in Safari 26.5.2, iOS 18.7.10 and iPadOS 18.7.10, iOS 26.5.2 and iPadOS 26.5.2, macOS Tahoe 26.5.2, tvOS 26.6, visionOS 26.6, watchOS 26.6. Processing maliciously crafted web content may lead to memory corruption.
CVSS Details
- CVSS 3.1 Base Score: 8.8
- CVSS 3.1 Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alma_linux | — | Upgrade webkit2gtk3-develUpgrade webkit2gtk3-jsc-develUpgrade webkit2gtk3-jscUpgrade webkit2gtk3 | Jul 21, 2026 | Jul 20, 2026 |
| Amazon Linux Ami 2 | — | Upgrade webkitgtk4Upgrade webkitgtk4-develUpgrade webkitgtk4-jsc-develUpgrade webkitgtk4-jsc | Aug 5, 2026 | Aug 5, 2026 |
| Apple Osx Webkit | — | Upgrade macOS to the latest version | Sep 10, 2026 | Jun 29, 2026 |
| Apple Safari | — | Upgrade to Apple Safari version 26.5.2Uninstall Apple Safari on Windows | Jun 30, 2026 | Jun 30, 2026 |
| Debian | — | Upgrade webkit2gtk | Jul 28, 2026 | Jul 28, 2026 |
| Redhat_linux | — | Upgrade webkit2gtk3-debuginfoUpgrade webkitgtk4-jscUpgrade webkit2gtk3-devel-debuginfoUpgrade webkit2gtk3Upgrade webkit2gtk3-jsc-devel-debuginfoUpgrade webkit2gtk3-debugsourceUpgrade webkit2gtk3-jscUpgrade webkitgtk4Upgrade webkit2gtk3-jsc-develNo solution existsUpgrade webkitgtk4-docUpgrade webkitgtk4-develUpgrade webkitgtk4-jsc-develUpgrade webkit2gtk3-jsc-debuginfoUpgrade webkitgtk4-debuginfoUpgrade webkit2gtk3-devel | Jul 20, 2026 | Jul 10, 2026 |
| Rocky_linux | — | Upgrade webkit2gtk3-develUpgrade webkit2gtk3Upgrade webkit2gtk3-debugsourceUpgrade webkit2gtk3-debuginfoUpgrade webkit2gtk3-jsc-debuginfoUpgrade webkit2gtk3-devel-debuginfoUpgrade webkit2gtk3-jsc-devel-debuginfoUpgrade webkit2gtk3-jscUpgrade webkit2gtk3-jsc-devel | Jul 27, 2026 | Jul 21, 2026 |
| Ubuntu | — | Upgrade libwebkit2gtk-4.1-0Upgrade libjavascriptcoregtk-4.1-0Upgrade libjavascriptcoregtk-6.0-1Upgrade libwebkitgtk-6.0-4 | Aug 31, 2026 | Jun 29, 2026 |
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