CVE-2021-4009

xorg-x11-server-common: X.Org is an open-source implementation of the X Window System

CVE-2021-4009 is fixed in 36 products on 1 platform, first by xdmx 2:1.19.6-1ubuntu4.10, released December 14, 2021. It is not reported as exploited. Patch Radar priority: High.

High
CVSS
7.8
Moderate
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0061
49th percentile

X.Org is an open-source implementation of the X Window System. It provides the basic low-level functionality that full-fledged graphical user interfaces are designed upon. Xwayland is an X server for running X clients under Wayland. The following packages have been upgraded to a later upstream version: xorg-x11-server-Xwayland (21.1.3). (BZ#2015842) Security Fix(es): * xorg-x11-server: SProcRenderCompositeGlyphs out-of-bounds access (CVE-2021-4008) * xorg-x11-server: SProcXFixesCreatePointerBarrier out-of-bounds access (CVE-2021-4009) * xorg-x11-server: SProcScreenSaverSuspend out-of-bounds access (CVE-2021-4010) * xorg-x11-server: SwapCreateRegister out-of-bounds access (CVE-2021-4011) 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 Red Hat Enterprise Linux 8.6 Release Notes linked from the References section.

Where it's fixed

ProductFixed inFixReleased
Linux
xdmx · Ubuntu 18.04.6 LTS (bionic) 2:1.19.6-1ubuntu4.10 xdmx 2:1.19.6-1ubuntu4.10 Dec 14, 2021
xdmx · Ubuntu 20.04 LTS (focal) 2:1.20.13-1ubuntu1~20.04.2 xdmx 2:1.20.13-1ubuntu1~20.04.2 Dec 14, 2021
xdmx · Ubuntu 22.04.1 LTS (jammy) 2:1.20.13-1ubuntu2 xdmx 2:1.20.13-1ubuntu2 Dec 14, 2021
xdmx-tools · Ubuntu 18.04.6 LTS (bionic) 2:1.19.6-1ubuntu4.10 xdmx-tools 2:1.19.6-1ubuntu4.10 Dec 14, 2021
xdmx-tools · Ubuntu 20.04 LTS (focal) 2:1.20.13-1ubuntu1~20.04.2 xdmx-tools 2:1.20.13-1ubuntu1~20.04.2 Dec 14, 2021
xdmx-tools · Ubuntu 22.04.1 LTS (jammy) 2:1.20.13-1ubuntu2 xdmx-tools 2:1.20.13-1ubuntu2 Dec 14, 2021
xmir · Ubuntu 18.04.6 LTS (bionic) 2:1.19.6-1ubuntu4.10 xmir 2:1.19.6-1ubuntu4.10 Dec 14, 2021
xnest · Ubuntu 18.04.6 LTS (bionic) 2:1.19.6-1ubuntu4.10 xnest 2:1.19.6-1ubuntu4.10 Dec 14, 2021
xnest · Ubuntu 20.04 LTS (focal) 2:1.20.13-1ubuntu1~20.04.2 xnest 2:1.20.13-1ubuntu1~20.04.2 Dec 14, 2021
xnest · Ubuntu 22.04.1 LTS (jammy) 2:1.20.13-1ubuntu2 xnest 2:1.20.13-1ubuntu2 Dec 14, 2021
xorg-server · Debian 12.15 (bookworm) 2:1.20.13-3 DEBIAN-CVE-2021-4009 Dec 17, 2021
xorg-server · Debian 13.5 (trixie) 2:1.20.13-3 DEBIAN-CVE-2021-4009 Dec 17, 2021
xorg-server · Debian 14 2:1.20.13-3 DEBIAN-CVE-2021-4009 Dec 17, 2021
xorg-server-source · Ubuntu 18.04.6 LTS (bionic) 2:1.19.6-1ubuntu4.10 xorg-server-source 2:1.19.6-1ubuntu4.10 Dec 14, 2021
xorg-server-source · Ubuntu 20.04 LTS (focal) 2:1.20.13-1ubuntu1~20.04.2 xorg-server-source 2:1.20.13-1ubuntu1~20.04.2 Dec 14, 2021
xorg-server-source · Ubuntu 22.04.1 LTS (jammy) 2:1.20.13-1ubuntu2 xorg-server-source 2:1.20.13-1ubuntu2 Dec 14, 2021
xorg-server-source-hwe-18.04 · Ubuntu 18.04.6 LTS (bionic) 2:1.20.8-2ubuntu2.2~18.04.6 xorg-server-source-hwe-18.04 2:1.20.8-2ubuntu2.2~18.04.6 Dec 14, 2021
xorg-x11-server · rocky 8 0:1.20.11-5.el8 RLSA-2022:1917 May 10, 2022
xorg-x11-server-Xdmx · RHEL 8 0:1.20.11-5.el8 RHSA-2022:1917 May 10, 2022
xorg-x11-server-Xdmx · almalinux 8 1.20.11-5.el8 ALSA-2022:1917 May 10, 2022
xorg-x11-server-Xdmx · amzn 2023 1.20.14-12.amzn2023.0.2 ALAS2023-2023-102 Feb 17, 2023
xorg-x11-server-Xdmx · ol 8 0:1.20.11-5.el8 ELSA-2022-1917 May 17, 2022
xorg-x11-server-Xdmx-debuginfo · amzn 2023 1.20.14-12.amzn2023.0.2 ALAS2023-2023-102 Feb 17, 2023
xorg-x11-server-Xephyr · RHEL 8 0:1.20.11-5.el8 RHSA-2022:1917 May 10, 2022
xorg-x11-server-Xephyr · almalinux 8 1.20.11-5.el8 ALSA-2022:1917 May 10, 2022
xorg-x11-server-Xephyr · amzn 2023 1.20.14-12.amzn2023.0.2 ALAS2023-2023-102 Feb 17, 2023
xorg-x11-server-Xephyr · ol 8 0:1.20.11-5.el8 ELSA-2022-1917 May 17, 2022
xorg-x11-server-Xephyr-debuginfo · amzn 2023 1.20.14-12.amzn2023.0.2 ALAS2023-2023-102 Feb 17, 2023
xorg-x11-server-Xnest · RHEL 8 0:1.20.11-5.el8 RHSA-2022:1917 May 10, 2022
xorg-x11-server-Xnest · almalinux 8 1.20.11-5.el8 ALSA-2022:1917 May 10, 2022
xorg-x11-server-Xnest · amzn 2023 1.20.14-12.amzn2023.0.2 ALAS2023-2023-102 Feb 17, 2023
xorg-x11-server-Xnest · ol 8 0:1.20.11-5.el8 ELSA-2022-1917 May 17, 2022
xorg-x11-server-Xnest-debuginfo · amzn 2023 1.20.14-12.amzn2023.0.2 ALAS2023-2023-102 Feb 17, 2023
xorg-x11-server-Xorg · RHEL 8 0:1.20.11-5.el8 RHSA-2022:1917 May 10, 2022
xorg-x11-server-Xorg · almalinux 8 1.20.11-5.el8 ALSA-2022:1917 May 10, 2022
xorg-x11-server-Xorg · amzn 2023 1.20.14-12.amzn2023.0.2 ALAS2023-2023-102 Feb 17, 2023
xorg-x11-server-Xorg · ol 8 0:1.20.11-5.el8 ELSA-2022-1917 May 17, 2022
xorg-x11-server-Xorg-debuginfo · amzn 2023 1.20.14-12.amzn2023.0.2 ALAS2023-2023-102 Feb 17, 2023
xorg-x11-server-Xvfb · RHEL 8 0:1.20.11-5.el8 RHSA-2022:1917 May 10, 2022
xorg-x11-server-Xvfb · almalinux 8 1.20.11-5.el8 ALSA-2022:1917 May 10, 2022
xorg-x11-server-Xvfb · amzn 2023 1.20.14-12.amzn2023.0.2 ALAS2023-2023-102 Feb 17, 2023
xorg-x11-server-Xvfb · ol 8 0:1.20.11-5.el8 ELSA-2022-1917 May 17, 2022
xorg-x11-server-Xvfb-debuginfo · amzn 2023 1.20.14-12.amzn2023.0.2 ALAS2023-2023-102 Feb 17, 2023
xorg-x11-server-Xwayland · RHEL 8 0:21.1.3-2.el8 RHSA-2022:1917 May 10, 2022
xorg-x11-server-Xwayland · almalinux 8 21.1.3-2.el8 ALSA-2022:1917 May 10, 2022
xorg-x11-server-Xwayland · ol 8 0:21.1.3-2.el8 ELSA-2022-1917 May 17, 2022
xorg-x11-server-Xwayland · rocky 8 0:21.1.3-2.el8 RLSA-2022:1917 May 10, 2022
xorg-x11-server-common · RHEL 8 0:1.20.11-5.el8 RHSA-2022:1917 May 10, 2022
xorg-x11-server-common · almalinux 8 1.20.11-5.el8 ALSA-2022:1917 May 10, 2022
xorg-x11-server-common · amzn 2023 1.20.14-12.amzn2023.0.2 ALAS2023-2023-102 Feb 17, 2023
xorg-x11-server-common · ol 8 0:1.20.11-5.el8 ELSA-2022-1917 May 17, 2022
xorg-x11-server-debuginfo · amzn 2023 1.20.14-12.amzn2023.0.2 ALAS2023-2023-102 Feb 17, 2023
xorg-x11-server-debugsource · amzn 2023 1.20.14-12.amzn2023.0.2 ALAS2023-2023-102 Feb 17, 2023
xorg-x11-server-devel · RHEL 8 0:1.20.11-5.el8 RHSA-2022:1917 May 10, 2022
xorg-x11-server-devel · almalinux 8 1.20.11-5.el8 ALSA-2022:1917 May 10, 2022
xorg-x11-server-devel · amzn 2023 1.20.14-12.amzn2023.0.2 ALAS2023-2023-102 Feb 17, 2023
xorg-x11-server-devel · ol 8 0:1.20.11-5.el8 ELSA-2022-1917 May 17, 2022
xorg-x11-server-source · RHEL 8 0:1.20.11-5.el8 RHSA-2022:1917 May 10, 2022
xorg-x11-server-source · almalinux 8 1.20.11-5.el8 ALSA-2022:1917 May 10, 2022
xorg-x11-server-source · amzn 2023 1.20.14-12.amzn2023.0.2 ALAS2023-2023-102 Feb 17, 2023
xorg-x11-server-source · ol 8 0:1.20.11-5.el8 ELSA-2022-1917 May 17, 2022
xserver-common · Ubuntu 18.04.6 LTS (bionic) 2:1.19.6-1ubuntu4.10 xserver-common 2:1.19.6-1ubuntu4.10 Dec 14, 2021
xserver-common · Ubuntu 20.04 LTS (focal) 2:1.20.13-1ubuntu1~20.04.2 xserver-common 2:1.20.13-1ubuntu1~20.04.2 Dec 14, 2021
xserver-common · Ubuntu 22.04.1 LTS (jammy) 2:1.20.13-1ubuntu2 xserver-common 2:1.20.13-1ubuntu2 Dec 14, 2021
xserver-xephyr · Ubuntu 18.04.6 LTS (bionic) 2:1.19.6-1ubuntu4.10 xserver-xephyr 2:1.19.6-1ubuntu4.10 Dec 14, 2021
xserver-xephyr · Ubuntu 20.04 LTS (focal) 2:1.20.13-1ubuntu1~20.04.2 xserver-xephyr 2:1.20.13-1ubuntu1~20.04.2 Dec 14, 2021
xserver-xephyr · Ubuntu 22.04.1 LTS (jammy) 2:1.20.13-1ubuntu2 xserver-xephyr 2:1.20.13-1ubuntu2 Dec 14, 2021
xserver-xephyr-hwe-18.04 · Ubuntu 18.04.6 LTS (bionic) 2:1.20.8-2ubuntu2.2~18.04.6 xserver-xephyr-hwe-18.04 2:1.20.8-2ubuntu2.2~18.04.6 Dec 14, 2021
xserver-xorg-core · Ubuntu 18.04.6 LTS (bionic) 2:1.19.6-1ubuntu4.10 xserver-xorg-core 2:1.19.6-1ubuntu4.10 Dec 14, 2021
xserver-xorg-core · Ubuntu 20.04 LTS (focal) 2:1.20.13-1ubuntu1~20.04.2 xserver-xorg-core 2:1.20.13-1ubuntu1~20.04.2 Dec 14, 2021
xserver-xorg-core · Ubuntu 22.04.1 LTS (jammy) 2:1.20.13-1ubuntu2 xserver-xorg-core 2:1.20.13-1ubuntu2 Dec 14, 2021
xserver-xorg-core-hwe-18.04 · Ubuntu 18.04.6 LTS (bionic) 2:1.20.8-2ubuntu2.2~18.04.6 xserver-xorg-core-hwe-18.04 2:1.20.8-2ubuntu2.2~18.04.6 Dec 14, 2021
xserver-xorg-dev-hwe-18.04 · Ubuntu 18.04.6 LTS (bionic) 2:1.20.8-2ubuntu2.2~18.04.6 xserver-xorg-dev-hwe-18.04 2:1.20.8-2ubuntu2.2~18.04.6 Dec 14, 2021
xserver-xorg-legacy · Ubuntu 18.04.6 LTS (bionic) 2:1.19.6-1ubuntu4.10 xserver-xorg-legacy 2:1.19.6-1ubuntu4.10 Dec 14, 2021
xserver-xorg-legacy · Ubuntu 20.04 LTS (focal) 2:1.20.13-1ubuntu1~20.04.2 xserver-xorg-legacy 2:1.20.13-1ubuntu1~20.04.2 Dec 14, 2021
xserver-xorg-legacy · Ubuntu 22.04.1 LTS (jammy) 2:1.20.13-1ubuntu2 xserver-xorg-legacy 2:1.20.13-1ubuntu2 Dec 14, 2021
xserver-xorg-legacy-hwe-18.04 · Ubuntu 18.04.6 LTS (bionic) 2:1.20.8-2ubuntu2.2~18.04.6 xserver-xorg-legacy-hwe-18.04 2:1.20.8-2ubuntu2.2~18.04.6 Dec 14, 2021
xserver-xorg-xmir · Ubuntu 18.04.6 LTS (bionic) 2:1.19.6-1ubuntu4.10 xserver-xorg-xmir 2:1.19.6-1ubuntu4.10 Dec 14, 2021
xvfb · Ubuntu 18.04.6 LTS (bionic) 2:1.19.6-1ubuntu4.10 xvfb 2:1.19.6-1ubuntu4.10 Dec 14, 2021
xvfb · Ubuntu 20.04 LTS (focal) 2:1.20.13-1ubuntu1~20.04.2 xvfb 2:1.20.13-1ubuntu1~20.04.2 Dec 14, 2021
xvfb · Ubuntu 22.04.1 LTS (jammy) 2:1.20.13-1ubuntu2 xvfb 2:1.20.13-1ubuntu2 Dec 14, 2021
xwayland · Debian 12.15 (bookworm) 2:21.1.4-1 DEBIAN-CVE-2021-4009 Dec 17, 2021
xwayland · Debian 13.5 (trixie) 2:21.1.4-1 DEBIAN-CVE-2021-4009 Dec 17, 2021
xwayland · Debian 14 2:21.1.4-1 DEBIAN-CVE-2021-4009 Dec 17, 2021
xwayland · Ubuntu 18.04.6 LTS (bionic) 2:1.19.6-1ubuntu4.10 xwayland 2:1.19.6-1ubuntu4.10 Dec 14, 2021
xwayland · Ubuntu 20.04 LTS (focal) 2:1.20.13-1ubuntu1~20.04.2 xwayland 2:1.20.13-1ubuntu1~20.04.2 Dec 14, 2021
xwayland · Ubuntu 22.04.1 LTS (jammy) 2:21.1.3-1ubuntu1 xwayland 2:21.1.3-1ubuntu1 Dec 14, 2021
xwayland-hwe-18.04 · Ubuntu 18.04.6 LTS (bionic) 2:1.20.8-2ubuntu2.2~18.04.6 xwayland-hwe-18.04 2:1.20.8-2ubuntu2.2~18.04.6 Dec 14, 2021

Patch Radar data is free to use with attribution. Terms and how to credit it.

Product names, logos and trademarks shown on Patch Radar belong to their respective owners. They are used only to identify the software each security fix applies to and to help readers find their platform. Their use does not imply any affiliation with, or endorsement by, those owners, and Patchblox is not affiliated with any of them.