A use after free issue was addressed with improved memory management. This issue is fixed in watchOS 7.0, iOS 14.0 and iPadOS 14.0, iTunes for Windows 12.10.9, iCloud for Windows 11.5, tvOS 14.0, Safari 14.0. Processing maliciously crafted web content may lead to arbitrary code execution.
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 |
|---|---|---|---|---|
| Alpine Linux | — | Upgrade webkit2gtk | Aug 22, 2024 | Dec 8, 2020 |
| Apple Osx Webkit | — | Upgrade macOS to the latest version | Aug 23, 2021 | Dec 8, 2020 |
| Apple Safari | — | Uninstall Apple Safari on WindowsUpgrade to Apple Safari version 14.0 | Nov 13, 2020 | Nov 13, 2020 |
| Debian | — | Upgrade wpewebkitUpgrade webkit2gtk | Mar 24, 2021 | Dec 8, 2020 |
| Gentoo Linux | — | Upgrade net-libs/webkit-gtk. | May 3, 2021 | Dec 8, 2020 |
| Oracle Solaris | — | Upgrade library/desktop/webkitgtk4 to version 2.30.6-11.4.33.0.1.94.0 on Solaris 11.4 | May 19, 2021 | Dec 8, 2020 |
| Redhat_linux | — | Upgrade webkitgtk4Upgrade webkitgtk4-docUpgrade webkitgtk4-develUpgrade webkitgtk4-jscNo solution existsUpgrade webkitgtk4-debuginfoUpgrade webkitgtk4-jsc-devel | Jul 9, 2025 | Dec 8, 2020 |
| Suse | — | Upgrade webkit2gtk-4_0-injected-bundlesUpgrade libwebkit2gtk-4_0-37Upgrade webkit2gtk3-minibrowserUpgrade typelib-1_0-javascriptcore-4_0Upgrade typelib-1_0-webkit2webextension-4_0Upgrade libjavascriptcoregtk-4_0-18Upgrade libjavascriptcoregtk-4_0-18-32bitUpgrade libwebkit2gtk-4_0-37-32bitUpgrade libwebkit2gtk3-langUpgrade webkit2gtk3-develUpgrade webkit-jsc-4Upgrade typelib-1_0-webkit2-4_0 | Jun 18, 2021 | Dec 8, 2020 |
| Ubuntu | — | Upgrade webkit2gtk | Nov 19, 2024 | Dec 8, 2020 |
Prioritise with Active Threat Intelligence
With curated Threat Intelligence, you can see which vulnerabilities truly put you at risk, prioritize what matters most, and act before attackers do.
Explore Intelligence Hub