Red Hat: CVE-2021-21779: CVE-2021-21779 webkitgtk: Use-after-free in WebCore::GraphicsContext leading to information leak and possibly code execution (Multiple Advisories)
7
(AV:N/AC:M/Au:N/C:P/I:P/A:P)
07/08/2021
11/11/2021
11/10/2021
12/15/2023
Description
A use-after-free vulnerability exists in the way Webkit’s GraphicsContext handles certain events in WebKitGTK 2.30.4. A specially crafted web page can lead to a potential information leak and further memory corruption. A victim must be tricked into visiting a malicious web page to trigger this vulnerability.
Solution(s)
- redhat-upgrade-accountsservice
- redhat-upgrade-accountsservice-debuginfo
- redhat-upgrade-accountsservice-debugsource
- redhat-upgrade-accountsservice-devel
- redhat-upgrade-accountsservice-libs
- redhat-upgrade-accountsservice-libs-debuginfo
- redhat-upgrade-gdm
- redhat-upgrade-gdm-debuginfo
- redhat-upgrade-gdm-debugsource
- redhat-upgrade-gnome-autoar
- redhat-upgrade-gnome-autoar-debuginfo
- redhat-upgrade-gnome-autoar-debugsource
- redhat-upgrade-gnome-calculator
- redhat-upgrade-gnome-calculator-debuginfo
- redhat-upgrade-gnome-calculator-debugsource
- redhat-upgrade-gnome-classic-session
- redhat-upgrade-gnome-control-center
- redhat-upgrade-gnome-control-center-debuginfo
- redhat-upgrade-gnome-control-center-debugsource
- redhat-upgrade-gnome-control-center-filesystem
- redhat-upgrade-gnome-online-accounts
- redhat-upgrade-gnome-online-accounts-debuginfo
- redhat-upgrade-gnome-online-accounts-debugsource
- redhat-upgrade-gnome-online-accounts-devel
- redhat-upgrade-gnome-session
- redhat-upgrade-gnome-session-debuginfo
- redhat-upgrade-gnome-session-debugsource
- redhat-upgrade-gnome-session-kiosk-session
- redhat-upgrade-gnome-session-wayland-session
- redhat-upgrade-gnome-session-xsession
- redhat-upgrade-gnome-settings-daemon
- redhat-upgrade-gnome-settings-daemon-debuginfo
- redhat-upgrade-gnome-settings-daemon-debugsource
- redhat-upgrade-gnome-shell
- redhat-upgrade-gnome-shell-debuginfo
- redhat-upgrade-gnome-shell-debugsource
- redhat-upgrade-gnome-shell-extension-apps-menu
- redhat-upgrade-gnome-shell-extension-auto-move-windows
- redhat-upgrade-gnome-shell-extension-common
- redhat-upgrade-gnome-shell-extension-dash-to-dock
- redhat-upgrade-gnome-shell-extension-desktop-icons
- redhat-upgrade-gnome-shell-extension-disable-screenshield
- redhat-upgrade-gnome-shell-extension-drive-menu
- redhat-upgrade-gnome-shell-extension-gesture-inhibitor
- redhat-upgrade-gnome-shell-extension-horizontal-workspaces
- redhat-upgrade-gnome-shell-extension-launch-new-instance
- redhat-upgrade-gnome-shell-extension-native-window-placement
- redhat-upgrade-gnome-shell-extension-no-hot-corner
- redhat-upgrade-gnome-shell-extension-panel-favorites
- redhat-upgrade-gnome-shell-extension-places-menu
- redhat-upgrade-gnome-shell-extension-screenshot-window-sizer
- redhat-upgrade-gnome-shell-extension-systemmonitor
- redhat-upgrade-gnome-shell-extension-top-icons
- redhat-upgrade-gnome-shell-extension-updates-dialog
- redhat-upgrade-gnome-shell-extension-user-theme
- redhat-upgrade-gnome-shell-extension-window-grouper
- redhat-upgrade-gnome-shell-extension-window-list
- redhat-upgrade-gnome-shell-extension-windowsnavigator
- redhat-upgrade-gnome-shell-extension-workspace-indicator
- redhat-upgrade-gnome-software
- redhat-upgrade-gnome-software-debuginfo
- redhat-upgrade-gnome-software-debugsource
- redhat-upgrade-gnome-software-devel
- redhat-upgrade-gsettings-desktop-schemas
- redhat-upgrade-gsettings-desktop-schemas-devel
- redhat-upgrade-gtk-update-icon-cache
- redhat-upgrade-gtk-update-icon-cache-debuginfo
- redhat-upgrade-gtk3
- redhat-upgrade-gtk3-debuginfo
- redhat-upgrade-gtk3-debugsource
- redhat-upgrade-gtk3-devel
- redhat-upgrade-gtk3-devel-debuginfo
- redhat-upgrade-gtk3-immodule-xim
- redhat-upgrade-gtk3-immodule-xim-debuginfo
- redhat-upgrade-gtk3-immodules-debuginfo
- redhat-upgrade-gtk3-tests-debuginfo
- redhat-upgrade-libraw
- redhat-upgrade-libraw-debuginfo
- redhat-upgrade-libraw-debugsource
- redhat-upgrade-libraw-devel
- redhat-upgrade-libraw-samples-debuginfo
- redhat-upgrade-mutter
- redhat-upgrade-mutter-debuginfo
- redhat-upgrade-mutter-debugsource
- redhat-upgrade-mutter-devel
- redhat-upgrade-mutter-tests-debuginfo
- redhat-upgrade-vino
- redhat-upgrade-vino-debuginfo
- redhat-upgrade-vino-debugsource
- redhat-upgrade-webkit2gtk3
- redhat-upgrade-webkit2gtk3-debuginfo
- redhat-upgrade-webkit2gtk3-debugsource
- redhat-upgrade-webkit2gtk3-devel
- redhat-upgrade-webkit2gtk3-devel-debuginfo
- redhat-upgrade-webkit2gtk3-jsc
- redhat-upgrade-webkit2gtk3-jsc-debuginfo
- redhat-upgrade-webkit2gtk3-jsc-devel
- redhat-upgrade-webkit2gtk3-jsc-devel-debuginfo
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