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ALSA-2021:4381 Not scored

Moderate: GNOME security, bug fix, and enhancement update

GNOME is the default desktop environment of AlmaLinux. The following packages have been upgraded to a later upstream version: gdm (40.0), webkit2gtk3 (2.32.3). (BZ#1909300) Security Fix(es): * webkitgtk: Use-after-free in AudioSourceProviderGStreamer leading to arbitrary code execution (CVE-2020-13558) * LibRaw: Stack buffer overflow in LibRaw::identify_process_dng_fields() in identify.cpp (CVE-2020-24870) * webkitgtk: Use-after-free leading to arbitrary code execution (CVE-2020-27918) * webkitgtk: IFrame sandboxing policy violation (CVE-2021-1765) * webkitgtk: Use-after-free leading to arbitrary code execution (CVE-2021-1788) * webkitgtk: Type confusion issue leading to arbitrary code execution (CVE-2021-1789) * webkitgtk: Access to restricted ports on arbitrary servers via port redirection (CVE-2021-1799) * webkitgtk: IFrame sandboxing policy violation (CVE-2021-1801) * webkitgtk: Memory corruption issue leading to arbitrary code execution (CVE-2021-1844) * webkitgtk: Logic issue leading to arbitrary code execution (CVE-2021-1870) * webkitgtk: Logic issue leading to arbitrary code execution (CVE-2021-1871) * webkitgtk: Use-after-free in ImageLoader dispatchPendingErrorEvent leading to information leak and possibly code execution (CVE-2021-21775) * webkitgtk: Use-after-free in WebCore::GraphicsContext leading to information leak and possibly code execution (CVE-2021-21779) * webkitgtk: Use-after-free in fireEventListeners leading to arbitrary code execution (CVE-2021-21806) * webkitgtk: Integer overflow leading to arbitrary code execution (CVE-2021-30663) * webkitgtk: Memory corruption leading to arbitrary code execution (CVE-2021-30665) * webkitgtk: Logic issue leading to leak of sensitive user information (CVE-2021-30682) * webkitgtk: Logic issue leading to universal cross site scripting attack (CVE-2021-30689) * webkitgtk: Logic issue allowing access to restricted ports on arbitrary servers (CVE-2021-30720) * webkitgtk: Memory corruptions leading to arbitrary code execution (CVE-2021-30734) * webkitgtk: Cross-origin issue with iframe elements leading to universal cross site scripting attack (CVE-2021-30744) * webkitgtk: Memory corruptions leading to arbitrary code execution (CVE-2021-30749) * webkitgtk: Type confusion leading to arbitrary code execution (CVE-2021-30758) * webkitgtk: Use-after-free leading to arbitrary code execution (CVE-2021-30795) * webkitgtk: Insufficient checks leading to arbitrary code execution (CVE-2021-30797) * webkitgtk: Memory corruptions leading to arbitrary code execution (CVE-2021-30799) * webkitgtk: User may be unable to fully delete browsing history (CVE-2020-29623) * gnome-autoar: Directory traversal via directory symbolic links pointing outside of the destination directory (CVE-2020-36241) * gnome-autoar: Directory traversal via directory symbolic links pointing outside of the destination directory (incomplete CVE-2020-36241 fix) (CVE-2021-28650) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section. Additional Changes: For detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section.

Exploit probability Not scored
Published November 9, 2021
Required by Not available
Last source change February 4, 2026

02 / AFFECTED SOFTWARE

Affected packages

AlmaLinux:8 LibRaw
AlmaLinux:8 gnome-shell
AlmaLinux:8 gtk-update-icon-cache
AlmaLinux:8 gnome-shell-extension-systemMonitor
AlmaLinux:8 gnome-shell-extension-gesture-inhibitor
AlmaLinux:8 gnome-shell-extension-common
AlmaLinux:8 gnome-control-center-filesystem
AlmaLinux:8 gnome-shell-extension-window-list
AlmaLinux:8 gnome-online-accounts-devel
AlmaLinux:8 gtk3
AlmaLinux:8 vino
AlmaLinux:8 gnome-shell-extension-drive-menu
AlmaLinux:8 gdm
AlmaLinux:8 LibRaw-devel
AlmaLinux:8 gnome-shell-extension-screenshot-window-sizer
AlmaLinux:8 gnome-online-accounts
AlmaLinux:8 gnome-shell-extension-horizontal-workspaces
AlmaLinux:8 gnome-session-xsession
AlmaLinux:8 gnome-shell-extension-panel-favorites
AlmaLinux:8 accountsservice
AlmaLinux:8 gnome-shell-extension-places-menu
AlmaLinux:8 gsettings-desktop-schemas
AlmaLinux:8 gnome-shell-extension-windowsNavigator
AlmaLinux:8 gnome-calculator
AlmaLinux:8 gnome-shell-extension-window-grouper
AlmaLinux:8 gnome-classic-session
AlmaLinux:8 gnome-shell-extension-workspace-indicator
AlmaLinux:8 gnome-shell-extension-dash-to-dock
AlmaLinux:8 gnome-shell-extension-native-window-placement
AlmaLinux:8 gnome-session-wayland-session
AlmaLinux:8 gnome-session
AlmaLinux:8 webkit2gtk3
AlmaLinux:8 mutter-devel
AlmaLinux:8 gnome-control-center
AlmaLinux:8 mutter
AlmaLinux:8 gnome-autoar
AlmaLinux:8 gnome-shell-extension-updates-dialog
AlmaLinux:8 gtk3-devel
AlmaLinux:8 gnome-shell-extension-auto-move-windows
AlmaLinux:8 gsettings-desktop-schemas-devel
AlmaLinux:8 gnome-software-devel
AlmaLinux:8 webkit2gtk3-jsc
AlmaLinux:8 gnome-shell-extension-no-hot-corner
AlmaLinux:8 gnome-settings-daemon
AlmaLinux:8 gnome-shell-extension-launch-new-instance
AlmaLinux:8 gnome-shell-extension-user-theme
AlmaLinux:8 gnome-shell-extension-desktop-icons
AlmaLinux:8 gnome-session-kiosk-session
AlmaLinux:8 webkit2gtk3-devel
AlmaLinux:8 webkit2gtk3-jsc-devel
AlmaLinux:8 gnome-shell-extension-apps-menu
AlmaLinux:8 gnome-shell-extension-top-icons
AlmaLinux:8 accountsservice-libs
AlmaLinux:8 accountsservice-devel
AlmaLinux:8 gnome-software
AlmaLinux:8 gtk3-immodule-xim
AlmaLinux:8 gnome-shell-extension-disable-screenshield

03 / CONNECTIONS

Connected vulnerabilities

04 / EVIDENCE

Source records

Open Source Vulnerabilities ALSA-2021:4381

GNOME is the default desktop environment of AlmaLinux. The following packages have been upgraded to a later upstream version: gdm (40.0), webkit2gtk3 (2.32.3). (BZ#1909300) Security Fix(es): * webkitgtk: Use-after-free in AudioSourceProviderGStreamer leading to arbitrary code execution (CVE-2020-13558) * LibRaw: Stack buffer overflow in LibRaw::identify_process_dng_fields() in identify.cpp (CVE-2020-24870) * webkitgtk: Use-after-free leading to arbitrary code execution (CVE-2020-27918) * webkitgtk: IFrame sandboxing policy violation (CVE-2021-1765) * webkitgtk: Use-after-free leading to arbitrary code execution (CVE-2021-1788) * webkitgtk: Type confusion issue leading to arbitrary code execution (CVE-2021-1789) * webkitgtk: Access to restricted ports on arbitrary servers via port redirection (CVE-2021-1799) * webkitgtk: IFrame sandboxing policy violation (CVE-2021-1801) * webkitgtk: Memory corruption issue leading to arbitrary code execution (CVE-2021-1844) * webkitgtk: Logic issue leading to arbitrary code execution (CVE-2021-1870) * webkitgtk: Logic issue leading to arbitrary code execution (CVE-2021-1871) * webkitgtk: Use-after-free in ImageLoader dispatchPendingErrorEvent leading to information leak and possibly code execution (CVE-2021-21775) * webkitgtk: Use-after-free in WebCore::GraphicsContext leading to information leak and possibly code execution (CVE-2021-21779) * webkitgtk: Use-after-free in fireEventListeners leading to arbitrary code execution (CVE-2021-21806) * webkitgtk: Integer overflow leading to arbitrary code execution (CVE-2021-30663) * webkitgtk: Memory corruption leading to arbitrary code execution (CVE-2021-30665) * webkitgtk: Logic issue leading to leak of sensitive user information (CVE-2021-30682) * webkitgtk: Logic issue leading to universal cross site scripting attack (CVE-2021-30689) * webkitgtk: Logic issue allowing access to restricted ports on arbitrary servers (CVE-2021-30720) * webkitgtk: Memory corruptions leading to arbitrary code execution (CVE-2021-30734) * webkitgtk: Cross-origin issue with iframe elements leading to universal cross site scripting attack (CVE-2021-30744) * webkitgtk: Memory corruptions leading to arbitrary code execution (CVE-2021-30749) * webkitgtk: Type confusion leading to arbitrary code execution (CVE-2021-30758) * webkitgtk: Use-after-free leading to arbitrary code execution (CVE-2021-30795) * webkitgtk: Insufficient checks leading to arbitrary code execution (CVE-2021-30797) * webkitgtk: Memory corruptions leading to arbitrary code execution (CVE-2021-30799) * webkitgtk: User may be unable to fully delete browsing history (CVE-2020-29623) * gnome-autoar: Directory traversal via directory symbolic links pointing outside of the destination directory (CVE-2020-36241) * gnome-autoar: Directory traversal via directory symbolic links pointing outside of the destination directory (incomplete CVE-2020-36241 fix) (CVE-2021-28650) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section. Additional Changes: For detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section.

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05 / REFERENCES

Further evidence