A use-after-free issue was addressed with improved memory management. This issue is fixed in Safari 26.5, iOS 26.5 and iPadOS 26.5, macOS Tahoe 26.5, tvOS 26.5, visionOS 26.5, watchOS 26.5. Processing maliciously crafted web content may lead to an unexpected process crash.
CVSS Details
- CVSS 3.1 Base Score: 7.5
- CVSS 3.1 Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alma_linux | — | Upgrade webkit2gtk3-jsc-develUpgrade webkit2gtk3-jscUpgrade webkit2gtk3Upgrade webkit2gtk3-devel | Jun 16, 2026 | Jun 15, 2026 |
| Amazon Linux Ami 2 | — | Upgrade webkitgtk4-jsc-develUpgrade webkitgtk4Upgrade webkitgtk4-jscUpgrade webkitgtk4-devel | Jun 23, 2026 | Jun 23, 2026 |
| Apple Osx Webkit | — | Upgrade macOS to the latest version | May 13, 2026 | May 11, 2026 |
| Apple Safari | — | Upgrade to Apple Safari version 26.5Uninstall Apple Safari on Windows | May 14, 2026 | May 14, 2026 |
| Debian | — | Upgrade webkit2gtk | Jul 28, 2026 | Jul 28, 2026 |
| Oracle_linux | — | Upgrade webkit2gtk3-jscUpgrade webkit2gtk3-develUpgrade webkit2gtk3-jsc-develUpgrade webkit2gtk3 | Jun 16, 2026 | May 11, 2026 |
| Redhat_linux | — | Upgrade webkitgtk4-develUpgrade webkit2gtk3Upgrade webkitgtk4-docUpgrade webkitgtk4Upgrade webkit2gtk3-jsc-develNo solution existsUpgrade webkit2gtk3-devel-debuginfoUpgrade webkit2gtk3-debugsourceUpgrade webkit2gtk3-jsc-devel-debuginfoUpgrade webkit2gtk3-debuginfoUpgrade webkit2gtk3-jscUpgrade webkit2gtk3-jsc-debuginfoUpgrade webkitgtk4-debuginfoUpgrade webkitgtk4-jsc-develUpgrade webkit2gtk3-develUpgrade webkitgtk4-jsc | Jun 17, 2026 | Jun 2, 2026 |
| Rocky_linux | — | Upgrade webkit2gtk3Upgrade webkit2gtk3-devel-debuginfoUpgrade webkit2gtk3-debugsourceUpgrade webkit2gtk3-debuginfoUpgrade webkit2gtk3-jsc-develUpgrade webkit2gtk3-jsc-devel-debuginfoUpgrade webkit2gtk3-jscUpgrade webkit2gtk3-develUpgrade webkit2gtk3-jsc-debuginfo | Jun 18, 2026 | Jun 17, 2026 |
| Ubuntu | — | Upgrade libjavascriptcoregtk-4.1-0Upgrade libjavascriptcoregtk-6.0-1Upgrade libwebkitgtk-6.0-4Upgrade libwebkit2gtk-4.1-0 | Aug 31, 2026 | May 11, 2026 |
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