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CVE-2021-30661

Description

A use after free issue was addressed with improved memory management. This issue is fixed in Safari 14.1, iOS 12.5.3, iOS 14.5 and iPadOS 14.5, watchOS 7.4, tvOS 14.5, macOS Big Sur 11.3. Processing maliciously crafted web content may lead to arbitrary code execution. Apple is aware of a report that this issue may have been actively exploited.. #### Notes Author| Note ---|--- [jdstrand](<https://launchpad.net/~jdstrand>) | webkit receives limited support. For details, see https://wiki.ubuntu.com/SecurityTeam/FAQ#webkit webkit in Ubuntu uses the JavaScriptCore (JSC) engine, not V8


Affected Package


OS OS Version Package Name Package Version
ubuntu 20.04 qtwebkit-opensource-src any
ubuntu 22.04 qtwebkit-opensource-src any
ubuntu upstream qtwebkit-opensource-src any
ubuntu upstream qtwebkit-opensource-src any
ubuntu 16.04 qtwebkit-opensource-src any
ubuntu upstream qtwebkit-source any
ubuntu 16.04 qtwebkit-source any
ubuntu 20.04 webkit2gtk 2.30.3-0ubuntu0.20.04.1
ubuntu 21.04 webkit2gtk 2.30.3-1
ubuntu 21.10 webkit2gtk 2.30.3-1
ubuntu 22.04 webkit2gtk 2.30.3-1
ubuntu upstream webkit2gtk 2.30.3-1
ubuntu upstream webkit2gtk 2.30.0
ubuntu upstream webkitgtk any
ubuntu 16.04 webkitgtk any
ubuntu 20.04 wpewebkit any
ubuntu 22.04 wpewebkit any
ubuntu upstream wpewebkit any

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