The issue was addressed with improved memory handling. This issue is fixed in Safari 26.3, iOS 18.7.5 and iPadOS 18.7.5, iOS 26.3 and iPadOS 26.3, macOS Tahoe 26.3, visionOS 26.3. Processing maliciously crafted web content may lead to an unexpected process 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-develUpgrade webkit2gtk3-jsc-develUpgrade webkit2gtk3-jscUpgrade webkit2gtk3 | Apr 27, 2026 | Apr 22, 2026 |
| Amazon Linux Ami 2 | — | Upgrade webkitgtk4-jsc-develUpgrade webkitgtk4Upgrade webkitgtk4-jscUpgrade webkitgtk4-devel | May 20, 2026 | May 20, 2026 |
| Apple Osx Webkit | — | Upgrade macOS to the latest version | Feb 16, 2026 | Feb 11, 2026 |
| Apple Safari | — | Upgrade to Apple Safari version 26.3Uninstall Apple Safari on Windows | Feb 12, 2026 | Feb 12, 2026 |
| Azul Zulu | — | Upgrade to Azul Zulu JDK 25 installer 25.33.16 (JDK 25.0.2.0.101+1, quarterly CPU) (LTS stream)Upgrade to Azul Zulu JDK 21 installer 21.49.18 (JDK 21.0.10.0.101+1, quarterly CPU) (LTS stream)Upgrade to Azul Zulu JDK 8 installer 8.93.0.18 (JDK 8u491-b01, quarterly CPU) (LTS stream)Upgrade to Azul Zulu JDK 17 installer 17.65.18 (JDK 17.0.18.0.101+1, quarterly CPU) (LTS stream)Upgrade to Azul Zulu JDK 11 installer 11.87.18 (JDK 11.0.30.0.101+1, quarterly CPU) (LTS stream)Apply Azul Zulu JDK 26 installer 26.30.11 (JDK 26.0.1+8, PSU) (short-term support); migrate to JDK 25 (LTS) | Feb 11, 2026 | Feb 11, 2026 |
| Debian | — | Upgrade webkit2gtk | Mar 23, 2026 | Mar 23, 2026 |
| Oracle_linux | — | Upgrade webkit2gtk3-develUpgrade webkit2gtk3-jsc-develUpgrade webkit2gtk3-jscUpgrade webkit2gtk3 | Apr 24, 2026 | Mar 18, 2026 |
| Redhat_linux | — | Upgrade webkitgtk4-jscUpgrade webkitgtk4-docUpgrade webkit2gtk3-debugsourceUpgrade webkitgtk4-jsc-develUpgrade webkit2gtk3-devel-debuginfoUpgrade webkitgtk4-debuginfoUpgrade webkit2gtk3-jsc-develUpgrade webkitgtk4Upgrade webkitgtk4-develUpgrade webkit2gtk3No solution existsUpgrade webkit2gtk3-jsc-debuginfoUpgrade webkit2gtk3-jsc-devel-debuginfoUpgrade webkit2gtk3-develUpgrade webkit2gtk3-debuginfoUpgrade webkit2gtk3-jsc | Apr 23, 2026 | Mar 18, 2026 |
| Rocky_linux | — | Upgrade webkit2gtk3-debugsourceUpgrade webkit2gtk3-jsc-debuginfoUpgrade webkit2gtk3Upgrade webkit2gtk3-debuginfoUpgrade webkit2gtk3-devel-debuginfoUpgrade webkit2gtk3-devel | Apr 28, 2026 | Apr 24, 2026 |
| Suse | — | Upgrade typelib-1_0-webkit2webextension-4_0Upgrade webkit2gtk3-develUpgrade WebKitGTK-4.0-langUpgrade WebKitGTK-6.0-langUpgrade typelib-1_0-webkit2-4_0Upgrade typelib-1_0-webkit2-4_1Upgrade libwebkit2gtk-4_1-0Upgrade libjavascriptcoregtk-4_0-18Upgrade webkit2gtk-4_1-injected-bundlesUpgrade libwebkit2gtk3-langUpgrade webkitgtk-6_0-injected-bundlesUpgrade libwebkit2gtk-4_0-37Upgrade typelib-1_0-javascriptcore-4_1Upgrade typelib-1_0-webkit2webextension-4_1Upgrade libjavascriptcoregtk-4_1-0Upgrade libwebkitgtk-6_0-4Upgrade libjavascriptcoregtk-6_0-1Upgrade webkit2gtk-4_0-injected-bundlesUpgrade typelib-1_0-javascriptcore-4_0Upgrade webkit2gtk3-soup2-develUpgrade WebKitGTK-4.1-lang | Mar 31, 2026 | Mar 31, 2026 |
| Ubuntu | — | Upgrade libjavascriptcoregtk-4.1-0Upgrade libwebkit2gtk-4.1-0Upgrade libjavascriptcoregtk-6.0-1Upgrade libwebkitgtk-6.0-4 | May 6, 2026 | Feb 11, 2026 |
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