Hi, You are receiving an AlmaLinux Security update email because you subscribed to receive errata notifications from AlmaLinux. AlmaLinux: 8 Type: Security Severity: Moderate Release date: 2026-11-01 Summary: 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. Full details, updated packages, references, and other related information: https://errata.almalinux.org/8/ALSA-2021-4381.html This message is automatically generated, please don’t reply. For further questions, please, contact us via the AlmaLinux community chat: https://chat.almalinux.org/. Want to change your notification settings? Sign in and manage mailing lists on https://lists.almalinux.org. Kind regards, AlmaLinux Team