# CVE-2023-0494: tigervnc: Virtual Network Computing (VNC) is a remote display system which allows users to view a computing desktop environment...

CVE-2023-0494 is fixed in 42 products on 1 platform, first by xdmx 2:1.19.6-1ubuntu4.14, released February 6, 2023. It is not reported as exploited. Patch Radar priority: High.

- Web page: https://patchblox.com/security/cve/CVE-2023-0494
- Priority: High
- CVSS: 7.8 (Important)
- EPSS: 0.0090
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Feb 6, 2023

## Description

Virtual Network Computing (VNC) is a remote display system which allows users to view a computing desktop environment not only on the machine where it is running, but from anywhere on the Internet and from a wide variety of machine architectures. TigerVNC is a suite of VNC servers and clients.  Security Fix(es):  * xorg-x11-server: DeepCopyPointerClasses use-after-free leads to privilege elevation (CVE-2023-0494)  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.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | tigervnc RHEL 8 | 0:1.12.0-9.el8_7.1 | [RHSA-2023:0662](https://patchblox.com/security/data/fix/linux/rhsa-2023-0662.md) | Feb 8, 2023 |
| Linux | tigervnc RHEL 9 | 0:1.12.0-5.el9_1.1 | [RHSA-2023:0622](https://patchblox.com/security/data/fix/linux/rhsa-2023-0622.md) | Feb 7, 2023 |
| Linux | tigervnc almalinux 8 | 1.12.0-9.el8_7.1 | [ALSA-2023:0662](https://patchblox.com/security/data/fix/linux/alsa-2023-0662.md) | Feb 8, 2023 |
| Linux | tigervnc almalinux 9 | 1.12.0-5.el9_1.1 | [ALSA-2023:0622](https://patchblox.com/security/data/fix/linux/alsa-2023-0622.md) | Feb 7, 2023 |
| Linux | tigervnc ol 8 | 0:1.12.0-9.el8_7.1 | [ELSA-2023-0662](https://patchblox.com/security/data/fix/linux/elsa-2023-0662.md) | Feb 8, 2023 |
| Linux | tigervnc ol 9 | 0:1.12.0-5.el9_1.1 | [ELSA-2023-0622](https://patchblox.com/security/data/fix/linux/elsa-2023-0622.md) | Feb 8, 2023 |
| Linux | tigervnc rocky 8 | 0:1.12.0-9.el8_7.1 | [RLSA-2023:0662](https://patchblox.com/security/data/fix/linux/rlsa-2023-0662.md) | Feb 16, 2023 |
| Linux | tigervnc rocky 9 | 0:1.12.0-5.el9_1.1 | [RLSA-2023:0622](https://patchblox.com/security/data/fix/linux/rlsa-2023-0622.md) | Feb 16, 2023 |
| Linux | tigervnc-icons RHEL 8 | 0:1.12.0-9.el8_7.1 | [RHSA-2023:0662](https://patchblox.com/security/data/fix/linux/rhsa-2023-0662.md) | Feb 8, 2023 |
| Linux | tigervnc-icons RHEL 9 | 0:1.12.0-5.el9_1.1 | [RHSA-2023:0622](https://patchblox.com/security/data/fix/linux/rhsa-2023-0622.md) | Feb 7, 2023 |
| Linux | tigervnc-icons almalinux 8 | 1.12.0-9.el8_7.1 | [ALSA-2023:0662](https://patchblox.com/security/data/fix/linux/alsa-2023-0662.md) | Feb 8, 2023 |
| Linux | tigervnc-icons almalinux 9 | 1.12.0-5.el9_1.1 | [ALSA-2023:0622](https://patchblox.com/security/data/fix/linux/alsa-2023-0622.md) | Feb 7, 2023 |
| Linux | tigervnc-icons ol 8 | 0:1.12.0-9.el8_7.1 | [ELSA-2023-0662](https://patchblox.com/security/data/fix/linux/elsa-2023-0662.md) | Feb 8, 2023 |
| Linux | tigervnc-icons ol 9 | 0:1.12.0-5.el9_1.1 | [ELSA-2023-0622](https://patchblox.com/security/data/fix/linux/elsa-2023-0622.md) | Feb 8, 2023 |
| Linux | tigervnc-license RHEL 8 | 0:1.12.0-9.el8_7.1 | [RHSA-2023:0662](https://patchblox.com/security/data/fix/linux/rhsa-2023-0662.md) | Feb 8, 2023 |
| Linux | tigervnc-license RHEL 9 | 0:1.12.0-5.el9_1.1 | [RHSA-2023:0622](https://patchblox.com/security/data/fix/linux/rhsa-2023-0622.md) | Feb 7, 2023 |
| Linux | tigervnc-license almalinux 8 | 1.12.0-9.el8_7.1 | [ALSA-2023:0662](https://patchblox.com/security/data/fix/linux/alsa-2023-0662.md) | Feb 8, 2023 |
| Linux | tigervnc-license almalinux 9 | 1.12.0-5.el9_1.1 | [ALSA-2023:0622](https://patchblox.com/security/data/fix/linux/alsa-2023-0622.md) | Feb 7, 2023 |
| Linux | tigervnc-license ol 8 | 0:1.12.0-9.el8_7.1 | [ELSA-2023-0662](https://patchblox.com/security/data/fix/linux/elsa-2023-0662.md) | Feb 8, 2023 |
| Linux | tigervnc-license ol 9 | 0:1.12.0-5.el9_1.1 | [ELSA-2023-0622](https://patchblox.com/security/data/fix/linux/elsa-2023-0622.md) | Feb 8, 2023 |
| Linux | tigervnc-selinux RHEL 8 | 0:1.12.0-9.el8_7.1 | [RHSA-2023:0662](https://patchblox.com/security/data/fix/linux/rhsa-2023-0662.md) | Feb 8, 2023 |
| Linux | tigervnc-selinux RHEL 9 | 0:1.12.0-5.el9_1.1 | [RHSA-2023:0622](https://patchblox.com/security/data/fix/linux/rhsa-2023-0622.md) | Feb 7, 2023 |
| Linux | tigervnc-selinux almalinux 8 | 1.12.0-9.el8_7.1 | [ALSA-2023:0662](https://patchblox.com/security/data/fix/linux/alsa-2023-0662.md) | Feb 8, 2023 |
| Linux | tigervnc-selinux almalinux 9 | 1.12.0-5.el9_1.1 | [ALSA-2023:0622](https://patchblox.com/security/data/fix/linux/alsa-2023-0622.md) | Feb 7, 2023 |
| Linux | tigervnc-selinux ol 8 | 0:1.12.0-9.el8_7.1 | [ELSA-2023-0662](https://patchblox.com/security/data/fix/linux/elsa-2023-0662.md) | Feb 8, 2023 |
| Linux | tigervnc-selinux ol 9 | 0:1.12.0-5.el9_1.1 | [ELSA-2023-0622](https://patchblox.com/security/data/fix/linux/elsa-2023-0622.md) | Feb 8, 2023 |
| Linux | tigervnc-server RHEL 8 | 0:1.12.0-9.el8_7.1 | [RHSA-2023:0662](https://patchblox.com/security/data/fix/linux/rhsa-2023-0662.md) | Feb 8, 2023 |
| Linux | tigervnc-server RHEL 9 | 0:1.12.0-5.el9_1.1 | [RHSA-2023:0622](https://patchblox.com/security/data/fix/linux/rhsa-2023-0622.md) | Feb 7, 2023 |
| Linux | tigervnc-server almalinux 8 | 1.12.0-9.el8_7.1 | [ALSA-2023:0662](https://patchblox.com/security/data/fix/linux/alsa-2023-0662.md) | Feb 8, 2023 |
| Linux | tigervnc-server almalinux 9 | 1.12.0-5.el9_1.1 | [ALSA-2023:0622](https://patchblox.com/security/data/fix/linux/alsa-2023-0622.md) | Feb 7, 2023 |
| Linux | tigervnc-server ol 8 | 0:1.12.0-9.el8_7.1 | [ELSA-2023-0662](https://patchblox.com/security/data/fix/linux/elsa-2023-0662.md) | Feb 8, 2023 |
| Linux | tigervnc-server ol 9 | 0:1.12.0-5.el9_1.1 | [ELSA-2023-0622](https://patchblox.com/security/data/fix/linux/elsa-2023-0622.md) | Feb 8, 2023 |
| Linux | tigervnc-server-minimal RHEL 8 | 0:1.12.0-9.el8_7.1 | [RHSA-2023:0662](https://patchblox.com/security/data/fix/linux/rhsa-2023-0662.md) | Feb 8, 2023 |
| Linux | tigervnc-server-minimal RHEL 9 | 0:1.12.0-5.el9_1.1 | [RHSA-2023:0622](https://patchblox.com/security/data/fix/linux/rhsa-2023-0622.md) | Feb 7, 2023 |
| Linux | tigervnc-server-minimal almalinux 8 | 1.12.0-9.el8_7.1 | [ALSA-2023:0662](https://patchblox.com/security/data/fix/linux/alsa-2023-0662.md) | Feb 8, 2023 |
| Linux | tigervnc-server-minimal almalinux 9 | 1.12.0-5.el9_1.1 | [ALSA-2023:0622](https://patchblox.com/security/data/fix/linux/alsa-2023-0622.md) | Feb 7, 2023 |
| Linux | tigervnc-server-minimal ol 8 | 0:1.12.0-9.el8_7.1 | [ELSA-2023-0662](https://patchblox.com/security/data/fix/linux/elsa-2023-0662.md) | Feb 8, 2023 |
| Linux | tigervnc-server-minimal ol 9 | 0:1.12.0-5.el9_1.1 | [ELSA-2023-0622](https://patchblox.com/security/data/fix/linux/elsa-2023-0622.md) | Feb 8, 2023 |
| Linux | tigervnc-server-module RHEL 8 | 0:1.12.0-9.el8_7.1 | [RHSA-2023:0662](https://patchblox.com/security/data/fix/linux/rhsa-2023-0662.md) | Feb 8, 2023 |
| Linux | tigervnc-server-module RHEL 9 | 0:1.12.0-5.el9_1.1 | [RHSA-2023:0622](https://patchblox.com/security/data/fix/linux/rhsa-2023-0622.md) | Feb 7, 2023 |
| Linux | tigervnc-server-module almalinux 8 | 1.12.0-9.el8_7.1 | [ALSA-2023:0662](https://patchblox.com/security/data/fix/linux/alsa-2023-0662.md) | Feb 8, 2023 |
| Linux | tigervnc-server-module almalinux 9 | 1.12.0-5.el9_1.1 | [ALSA-2023:0622](https://patchblox.com/security/data/fix/linux/alsa-2023-0622.md) | Feb 7, 2023 |
| Linux | tigervnc-server-module ol 8 | 0:1.12.0-9.el8_7.1 | [ELSA-2023-0662](https://patchblox.com/security/data/fix/linux/elsa-2023-0662.md) | Feb 8, 2023 |
| Linux | tigervnc-server-module ol 9 | 0:1.12.0-5.el9_1.1 | [ELSA-2023-0622](https://patchblox.com/security/data/fix/linux/elsa-2023-0622.md) | Feb 8, 2023 |
| Linux | xdmx Ubuntu 18.04.6 LTS (bionic) | 2:1.19.6-1ubuntu4.14 | [xdmx 2:1.19.6-1ubuntu4.14](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-xdmx-2-1.19.6-1ubuntu4.14.md) | Feb 6, 2023 |
| Linux | xdmx Ubuntu 20.04 LTS (focal) | 2:1.20.13-1ubuntu1~20.04.6 | [xdmx 2:1.20.13-1ubuntu1~20.04.6](https://patchblox.com/security/data/fix/linux/ubuntu-focal-xdmx-2-1.20.13-1ubuntu1-20.04.6.md) | Feb 6, 2023 |
| Linux | xdmx-tools Ubuntu 18.04.6 LTS (bionic) | 2:1.19.6-1ubuntu4.14 | [xdmx-tools 2:1.19.6-1ubuntu4.14](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-xdmx-tools-2-1.19.6-1ubuntu4.14.md) | Feb 6, 2023 |
| Linux | xdmx-tools Ubuntu 20.04 LTS (focal) | 2:1.20.13-1ubuntu1~20.04.6 | [xdmx-tools 2:1.20.13-1ubuntu1~20.04.6](https://patchblox.com/security/data/fix/linux/ubuntu-focal-xdmx-tools-2-1.20.13-1ubuntu1-20.04.6.md) | Feb 6, 2023 |
| Linux | xmir Ubuntu 18.04.6 LTS (bionic) | 2:1.19.6-1ubuntu4.14 | [xmir 2:1.19.6-1ubuntu4.14](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-xmir-2-1.19.6-1ubuntu4.14.md) | Feb 6, 2023 |
| Linux | xnest Ubuntu 18.04.6 LTS (bionic) | 2:1.19.6-1ubuntu4.14 | [xnest 2:1.19.6-1ubuntu4.14](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-xnest-2-1.19.6-1ubuntu4.14.md) | Feb 6, 2023 |
| Linux | xnest Ubuntu 20.04 LTS (focal) | 2:1.20.13-1ubuntu1~20.04.6 | [xnest 2:1.20.13-1ubuntu1~20.04.6](https://patchblox.com/security/data/fix/linux/ubuntu-focal-xnest-2-1.20.13-1ubuntu1-20.04.6.md) | Feb 6, 2023 |
| Linux | xnest Ubuntu 22.04.1 LTS (jammy) | 2:21.1.3-2ubuntu2.7 | [xnest 2:21.1.3-2ubuntu2.7](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-xnest-2-21.1.3-2ubuntu2.7.md) | Feb 6, 2023 |
| Linux | xorg-server Debian 11.6 (bullseye) | 2:1.20.11-1+deb11u5 | [DSA-5342-1](https://patchblox.com/security/data/fix/linux/dsa-5342-1.md) | Feb 7, 2023 |
| Linux | xorg-server Debian 12.15 (bookworm) | 2:21.1.7-1 | [DEBIAN-CVE-2023-0494](https://patchblox.com/security/data/fix/linux/debian-cve-2023-0494.md) | Mar 27, 2023 |
| Linux | xorg-server Debian 13.5 (trixie) | 2:21.1.7-1 | [DEBIAN-CVE-2023-0494](https://patchblox.com/security/data/fix/linux/debian-cve-2023-0494.md) | Mar 27, 2023 |
| Linux | xorg-server Debian 14 | 2:21.1.7-1 | [DEBIAN-CVE-2023-0494](https://patchblox.com/security/data/fix/linux/debian-cve-2023-0494.md) | Mar 27, 2023 |
| Linux | xorg-server-source Ubuntu 18.04.6 LTS (bionic) | 2:1.19.6-1ubuntu4.14 | [xorg-server-source 2:1.19.6-1ubuntu4.14](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-xorg-server-source-2-1.19.6-1ubuntu4.14.md) | Feb 6, 2023 |
| Linux | xorg-server-source Ubuntu 20.04 LTS (focal) | 2:1.20.13-1ubuntu1~20.04.6 | [xorg-server-source 2:1.20.13-1ubuntu1~20.04.6](https://patchblox.com/security/data/fix/linux/ubuntu-focal-xorg-server-source-2-1.20.13-1ubuntu1-20.04.6.md) | Feb 6, 2023 |
| Linux | xorg-server-source Ubuntu 22.04.1 LTS (jammy) | 2:21.1.3-2ubuntu2.7 | [xorg-server-source 2:21.1.3-2ubuntu2.7](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-xorg-server-source-2-21.1.3-2ubuntu2.7.md) | Feb 6, 2023 |
| Linux | xorg-server-source-hwe-18.04 Ubuntu 18.04.6 LTS (bionic) | 2:1.20.8-2ubuntu2.2~18.04.10 | [xorg-server-source-hwe-18.04 2:1.20.8-2ubuntu2.2~18.04.10](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-xorg-server-source-hwe-18.04-2-1.20.8-2ubuntu2.2-18.04.10.md) | Feb 6, 2023 |
| Linux | xorg-x11-server-Xdmx RHEL 8 | 0:1.20.11-15.el8 | [RHSA-2023:2806](https://patchblox.com/security/data/fix/linux/rhsa-2023-2806.md) | May 16, 2023 |
| Linux | xorg-x11-server-Xdmx RHEL 9 | 0:1.20.11-17.el9 | [RHSA-2023:2248](https://patchblox.com/security/data/fix/linux/rhsa-2023-2248.md) | May 9, 2023 |
| Linux | xorg-x11-server-Xdmx almalinux 8 | 1.20.11-15.el8 | [ALSA-2023:2806](https://patchblox.com/security/data/fix/linux/alsa-2023-2806.md) | May 16, 2023 |
| Linux | xorg-x11-server-Xdmx almalinux 9 | 1.20.11-17.el9 | [ALSA-2023:2248](https://patchblox.com/security/data/fix/linux/alsa-2023-2248.md) | May 9, 2023 |
| Linux | xorg-x11-server-Xdmx amzn 2023 | 1.20.14-18.amzn2023.0.1 | [ALAS2023-2023-131](https://patchblox.com/security/data/fix/linux/alas2023-2023-131.md) | Mar 11, 2023 |
| Linux | xorg-x11-server-Xdmx ol 8 | 0:1.20.11-15.el8 | [ELSA-2023-2806](https://patchblox.com/security/data/fix/linux/elsa-2023-2806.md) | May 24, 2023 |
| Linux | xorg-x11-server-Xdmx ol 9 | 0:1.20.11-17.el9 | [ELSA-2023-2248](https://patchblox.com/security/data/fix/linux/elsa-2023-2248.md) | May 15, 2023 |
| Linux | xorg-x11-server-Xdmx-debuginfo amzn 2023 | 1.20.14-18.amzn2023.0.1 | [ALAS2023-2023-131](https://patchblox.com/security/data/fix/linux/alas2023-2023-131.md) | Mar 11, 2023 |
| Linux | xorg-x11-server-Xephyr RHEL 8 | 0:1.20.11-15.el8 | [RHSA-2023:2806](https://patchblox.com/security/data/fix/linux/rhsa-2023-2806.md) | May 16, 2023 |
| Linux | xorg-x11-server-Xephyr RHEL 9 | 0:1.20.11-17.el9 | [RHSA-2023:2248](https://patchblox.com/security/data/fix/linux/rhsa-2023-2248.md) | May 9, 2023 |
| Linux | xorg-x11-server-Xephyr almalinux 8 | 1.20.11-15.el8 | [ALSA-2023:2806](https://patchblox.com/security/data/fix/linux/alsa-2023-2806.md) | May 16, 2023 |
| Linux | xorg-x11-server-Xephyr almalinux 9 | 1.20.11-17.el9 | [ALSA-2023:2248](https://patchblox.com/security/data/fix/linux/alsa-2023-2248.md) | May 9, 2023 |
| Linux | xorg-x11-server-Xephyr amzn 2023 | 1.20.14-18.amzn2023.0.1 | [ALAS2023-2023-131](https://patchblox.com/security/data/fix/linux/alas2023-2023-131.md) | Mar 11, 2023 |
| Linux | xorg-x11-server-Xephyr ol 8 | 0:1.20.11-15.el8 | [ELSA-2023-2806](https://patchblox.com/security/data/fix/linux/elsa-2023-2806.md) | May 24, 2023 |
| Linux | xorg-x11-server-Xephyr ol 9 | 0:1.20.11-17.el9 | [ELSA-2023-2248](https://patchblox.com/security/data/fix/linux/elsa-2023-2248.md) | May 15, 2023 |
| Linux | xorg-x11-server-Xephyr-debuginfo amzn 2023 | 1.20.14-18.amzn2023.0.1 | [ALAS2023-2023-131](https://patchblox.com/security/data/fix/linux/alas2023-2023-131.md) | Mar 11, 2023 |
| Linux | xorg-x11-server-Xnest RHEL 8 | 0:1.20.11-15.el8 | [RHSA-2023:2806](https://patchblox.com/security/data/fix/linux/rhsa-2023-2806.md) | May 16, 2023 |
| Linux | xorg-x11-server-Xnest RHEL 9 | 0:1.20.11-17.el9 | [RHSA-2023:2248](https://patchblox.com/security/data/fix/linux/rhsa-2023-2248.md) | May 9, 2023 |
| Linux | xorg-x11-server-Xnest almalinux 8 | 1.20.11-15.el8 | [ALSA-2023:2806](https://patchblox.com/security/data/fix/linux/alsa-2023-2806.md) | May 16, 2023 |
| Linux | xorg-x11-server-Xnest almalinux 9 | 1.20.11-17.el9 | [ALSA-2023:2248](https://patchblox.com/security/data/fix/linux/alsa-2023-2248.md) | May 9, 2023 |
| Linux | xorg-x11-server-Xnest amzn 2023 | 1.20.14-18.amzn2023.0.1 | [ALAS2023-2023-131](https://patchblox.com/security/data/fix/linux/alas2023-2023-131.md) | Mar 11, 2023 |
| Linux | xorg-x11-server-Xnest ol 8 | 0:1.20.11-15.el8 | [ELSA-2023-2806](https://patchblox.com/security/data/fix/linux/elsa-2023-2806.md) | May 24, 2023 |
| Linux | xorg-x11-server-Xnest ol 9 | 0:1.20.11-17.el9 | [ELSA-2023-2248](https://patchblox.com/security/data/fix/linux/elsa-2023-2248.md) | May 15, 2023 |
| Linux | xorg-x11-server-Xnest-debuginfo amzn 2023 | 1.20.14-18.amzn2023.0.1 | [ALAS2023-2023-131](https://patchblox.com/security/data/fix/linux/alas2023-2023-131.md) | Mar 11, 2023 |
| Linux | xorg-x11-server-Xorg RHEL 8 | 0:1.20.11-15.el8 | [RHSA-2023:2806](https://patchblox.com/security/data/fix/linux/rhsa-2023-2806.md) | May 16, 2023 |
| Linux | xorg-x11-server-Xorg RHEL 9 | 0:1.20.11-17.el9 | [RHSA-2023:2248](https://patchblox.com/security/data/fix/linux/rhsa-2023-2248.md) | May 9, 2023 |
| Linux | xorg-x11-server-Xorg almalinux 8 | 1.20.11-15.el8 | [ALSA-2023:2806](https://patchblox.com/security/data/fix/linux/alsa-2023-2806.md) | May 16, 2023 |
| Linux | xorg-x11-server-Xorg almalinux 9 | 1.20.11-17.el9 | [ALSA-2023:2248](https://patchblox.com/security/data/fix/linux/alsa-2023-2248.md) | May 9, 2023 |
| Linux | xorg-x11-server-Xorg amzn 2023 | 1.20.14-18.amzn2023.0.1 | [ALAS2023-2023-131](https://patchblox.com/security/data/fix/linux/alas2023-2023-131.md) | Mar 11, 2023 |
| Linux | xorg-x11-server-Xorg ol 8 | 0:1.20.11-15.el8 | [ELSA-2023-2806](https://patchblox.com/security/data/fix/linux/elsa-2023-2806.md) | May 24, 2023 |
| Linux | xorg-x11-server-Xorg ol 9 | 0:1.20.11-17.el9 | [ELSA-2023-2248](https://patchblox.com/security/data/fix/linux/elsa-2023-2248.md) | May 15, 2023 |
| Linux | xorg-x11-server-Xorg-debuginfo amzn 2023 | 1.20.14-18.amzn2023.0.1 | [ALAS2023-2023-131](https://patchblox.com/security/data/fix/linux/alas2023-2023-131.md) | Mar 11, 2023 |
| Linux | xorg-x11-server-Xvfb RHEL 8 | 0:1.20.11-15.el8 | [RHSA-2023:2806](https://patchblox.com/security/data/fix/linux/rhsa-2023-2806.md) | May 16, 2023 |
| Linux | xorg-x11-server-Xvfb RHEL 9 | 0:1.20.11-17.el9 | [RHSA-2023:2248](https://patchblox.com/security/data/fix/linux/rhsa-2023-2248.md) | May 9, 2023 |
| Linux | xorg-x11-server-Xvfb almalinux 8 | 1.20.11-15.el8 | [ALSA-2023:2806](https://patchblox.com/security/data/fix/linux/alsa-2023-2806.md) | May 16, 2023 |
| Linux | xorg-x11-server-Xvfb almalinux 9 | 1.20.11-17.el9 | [ALSA-2023:2248](https://patchblox.com/security/data/fix/linux/alsa-2023-2248.md) | May 9, 2023 |
| Linux | xorg-x11-server-Xvfb amzn 2023 | 1.20.14-18.amzn2023.0.1 | [ALAS2023-2023-131](https://patchblox.com/security/data/fix/linux/alas2023-2023-131.md) | Mar 11, 2023 |
| Linux | xorg-x11-server-Xvfb ol 8 | 0:1.20.11-15.el8 | [ELSA-2023-2806](https://patchblox.com/security/data/fix/linux/elsa-2023-2806.md) | May 24, 2023 |
| Linux | xorg-x11-server-Xvfb ol 9 | 0:1.20.11-17.el9 | [ELSA-2023-2248](https://patchblox.com/security/data/fix/linux/elsa-2023-2248.md) | May 15, 2023 |
| Linux | xorg-x11-server-Xvfb-debuginfo amzn 2023 | 1.20.14-18.amzn2023.0.1 | [ALAS2023-2023-131](https://patchblox.com/security/data/fix/linux/alas2023-2023-131.md) | Mar 11, 2023 |
| Linux | xorg-x11-server-Xwayland RHEL 8 | 0:21.1.3-10.el8 | [RHSA-2023:2805](https://patchblox.com/security/data/fix/linux/rhsa-2023-2805.md) | May 16, 2023 |
| Linux | xorg-x11-server-Xwayland RHEL 9 | 0:21.1.3-7.el9 | [RHSA-2023:2249](https://patchblox.com/security/data/fix/linux/rhsa-2023-2249.md) | May 9, 2023 |
| Linux | xorg-x11-server-Xwayland almalinux 8 | 21.1.3-10.el8 | [ALSA-2023:2805](https://patchblox.com/security/data/fix/linux/alsa-2023-2805.md) | May 16, 2023 |
| Linux | xorg-x11-server-Xwayland almalinux 9 | 21.1.3-7.el9 | [ALSA-2023:2249](https://patchblox.com/security/data/fix/linux/alsa-2023-2249.md) | May 9, 2023 |
| Linux | xorg-x11-server-Xwayland ol 8 | 0:21.1.3-10.el8 | [ELSA-2023-2805](https://patchblox.com/security/data/fix/linux/elsa-2023-2805.md) | May 24, 2023 |
| Linux | xorg-x11-server-Xwayland ol 9 | 0:21.1.3-7.el9 | [ELSA-2023-2249](https://patchblox.com/security/data/fix/linux/elsa-2023-2249.md) | May 15, 2023 |
| Linux | xorg-x11-server-common RHEL 8 | 0:1.20.11-15.el8 | [RHSA-2023:2806](https://patchblox.com/security/data/fix/linux/rhsa-2023-2806.md) | May 16, 2023 |
| Linux | xorg-x11-server-common RHEL 9 | 0:1.20.11-17.el9 | [RHSA-2023:2248](https://patchblox.com/security/data/fix/linux/rhsa-2023-2248.md) | May 9, 2023 |
| Linux | xorg-x11-server-common almalinux 8 | 1.20.11-15.el8 | [ALSA-2023:2806](https://patchblox.com/security/data/fix/linux/alsa-2023-2806.md) | May 16, 2023 |
| Linux | xorg-x11-server-common almalinux 9 | 1.20.11-17.el9 | [ALSA-2023:2248](https://patchblox.com/security/data/fix/linux/alsa-2023-2248.md) | May 9, 2023 |
| Linux | xorg-x11-server-common amzn 2023 | 1.20.14-18.amzn2023.0.1 | [ALAS2023-2023-131](https://patchblox.com/security/data/fix/linux/alas2023-2023-131.md) | Mar 11, 2023 |
| Linux | xorg-x11-server-common ol 8 | 0:1.20.11-15.el8 | [ELSA-2023-2806](https://patchblox.com/security/data/fix/linux/elsa-2023-2806.md) | May 24, 2023 |
| Linux | xorg-x11-server-common ol 9 | 0:1.20.11-17.el9 | [ELSA-2023-2248](https://patchblox.com/security/data/fix/linux/elsa-2023-2248.md) | May 15, 2023 |
| Linux | xorg-x11-server-debuginfo amzn 2023 | 1.20.14-18.amzn2023.0.1 | [ALAS2023-2023-131](https://patchblox.com/security/data/fix/linux/alas2023-2023-131.md) | Mar 11, 2023 |
| Linux | xorg-x11-server-debugsource amzn 2023 | 1.20.14-18.amzn2023.0.1 | [ALAS2023-2023-131](https://patchblox.com/security/data/fix/linux/alas2023-2023-131.md) | Mar 11, 2023 |
| Linux | xorg-x11-server-devel RHEL 8 | 0:1.20.11-15.el8 | [RHSA-2023:2806](https://patchblox.com/security/data/fix/linux/rhsa-2023-2806.md) | May 16, 2023 |
| Linux | xorg-x11-server-devel RHEL 9 | 0:1.20.11-17.el9 | [RHSA-2023:2248](https://patchblox.com/security/data/fix/linux/rhsa-2023-2248.md) | May 9, 2023 |
| Linux | xorg-x11-server-devel almalinux 8 | 1.20.11-15.el8 | [ALSA-2023:2806](https://patchblox.com/security/data/fix/linux/alsa-2023-2806.md) | May 16, 2023 |
| Linux | xorg-x11-server-devel almalinux 9 | 1.20.11-17.el9 | [ALSA-2023:2248](https://patchblox.com/security/data/fix/linux/alsa-2023-2248.md) | May 9, 2023 |
| Linux | xorg-x11-server-devel amzn 2023 | 1.20.14-18.amzn2023.0.1 | [ALAS2023-2023-131](https://patchblox.com/security/data/fix/linux/alas2023-2023-131.md) | Mar 11, 2023 |
| Linux | xorg-x11-server-devel ol 8 | 0:1.20.11-15.el8 | [ELSA-2023-2806](https://patchblox.com/security/data/fix/linux/elsa-2023-2806.md) | May 24, 2023 |
| Linux | xorg-x11-server-devel ol 9 | 0:1.20.11-17.el9 | [ELSA-2023-2248](https://patchblox.com/security/data/fix/linux/elsa-2023-2248.md) | May 15, 2023 |
| Linux | xorg-x11-server-source RHEL 8 | 0:1.20.11-15.el8 | [RHSA-2023:2806](https://patchblox.com/security/data/fix/linux/rhsa-2023-2806.md) | May 16, 2023 |
| Linux | xorg-x11-server-source RHEL 9 | 0:1.20.11-17.el9 | [RHSA-2023:2248](https://patchblox.com/security/data/fix/linux/rhsa-2023-2248.md) | May 9, 2023 |
| Linux | xorg-x11-server-source almalinux 8 | 1.20.11-15.el8 | [ALSA-2023:2806](https://patchblox.com/security/data/fix/linux/alsa-2023-2806.md) | May 16, 2023 |
| Linux | xorg-x11-server-source almalinux 9 | 1.20.11-17.el9 | [ALSA-2023:2248](https://patchblox.com/security/data/fix/linux/alsa-2023-2248.md) | May 9, 2023 |
| Linux | xorg-x11-server-source amzn 2023 | 1.20.14-18.amzn2023.0.1 | [ALAS2023-2023-131](https://patchblox.com/security/data/fix/linux/alas2023-2023-131.md) | Mar 11, 2023 |
| Linux | xorg-x11-server-source ol 8 | 0:1.20.11-15.el8 | [ELSA-2023-2806](https://patchblox.com/security/data/fix/linux/elsa-2023-2806.md) | May 24, 2023 |
| Linux | xorg-x11-server-source ol 9 | 0:1.20.11-17.el9 | [ELSA-2023-2248](https://patchblox.com/security/data/fix/linux/elsa-2023-2248.md) | May 15, 2023 |
| Linux | xserver-common Ubuntu 18.04.6 LTS (bionic) | 2:1.19.6-1ubuntu4.14 | [xserver-common 2:1.19.6-1ubuntu4.14](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-xserver-common-2-1.19.6-1ubuntu4.14.md) | Feb 6, 2023 |
| Linux | xserver-common Ubuntu 20.04 LTS (focal) | 2:1.20.13-1ubuntu1~20.04.6 | [xserver-common 2:1.20.13-1ubuntu1~20.04.6](https://patchblox.com/security/data/fix/linux/ubuntu-focal-xserver-common-2-1.20.13-1ubuntu1-20.04.6.md) | Feb 6, 2023 |
| Linux | xserver-common Ubuntu 22.04.1 LTS (jammy) | 2:21.1.3-2ubuntu2.7 | [xserver-common 2:21.1.3-2ubuntu2.7](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-xserver-common-2-21.1.3-2ubuntu2.7.md) | Feb 6, 2023 |
| Linux | xserver-xephyr Ubuntu 18.04.6 LTS (bionic) | 2:1.19.6-1ubuntu4.14 | [xserver-xephyr 2:1.19.6-1ubuntu4.14](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-xserver-xephyr-2-1.19.6-1ubuntu4.14.md) | Feb 6, 2023 |
| Linux | xserver-xephyr Ubuntu 20.04 LTS (focal) | 2:1.20.13-1ubuntu1~20.04.6 | [xserver-xephyr 2:1.20.13-1ubuntu1~20.04.6](https://patchblox.com/security/data/fix/linux/ubuntu-focal-xserver-xephyr-2-1.20.13-1ubuntu1-20.04.6.md) | Feb 6, 2023 |
| Linux | xserver-xephyr Ubuntu 22.04.1 LTS (jammy) | 2:21.1.3-2ubuntu2.7 | [xserver-xephyr 2:21.1.3-2ubuntu2.7](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-xserver-xephyr-2-21.1.3-2ubuntu2.7.md) | Feb 6, 2023 |
| Linux | xserver-xephyr-hwe-18.04 Ubuntu 18.04.6 LTS (bionic) | 2:1.20.8-2ubuntu2.2~18.04.10 | [xserver-xephyr-hwe-18.04 2:1.20.8-2ubuntu2.2~18.04.10](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-xserver-xephyr-hwe-18.04-2-1.20.8-2ubuntu2.2-18.04.10.md) | Feb 6, 2023 |
| Linux | xserver-xorg-core Ubuntu 18.04.6 LTS (bionic) | 2:1.19.6-1ubuntu4.14 | [xserver-xorg-core 2:1.19.6-1ubuntu4.14](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-xserver-xorg-core-2-1.19.6-1ubuntu4.14.md) | Feb 6, 2023 |
| Linux | xserver-xorg-core Ubuntu 20.04 LTS (focal) | 2:1.20.13-1ubuntu1~20.04.6 | [xserver-xorg-core 2:1.20.13-1ubuntu1~20.04.6](https://patchblox.com/security/data/fix/linux/ubuntu-focal-xserver-xorg-core-2-1.20.13-1ubuntu1-20.04.6.md) | Feb 6, 2023 |
| Linux | xserver-xorg-core Ubuntu 22.04.1 LTS (jammy) | 2:21.1.3-2ubuntu2.7 | [xserver-xorg-core 2:21.1.3-2ubuntu2.7](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-xserver-xorg-core-2-21.1.3-2ubuntu2.7.md) | Feb 6, 2023 |
| Linux | xserver-xorg-core-hwe-18.04 Ubuntu 18.04.6 LTS (bionic) | 2:1.20.8-2ubuntu2.2~18.04.10 | [xserver-xorg-core-hwe-18.04 2:1.20.8-2ubuntu2.2~18.04.10](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-xserver-xorg-core-hwe-18.04-2-1.20.8-2ubuntu2.2-18.04.10.md) | Feb 6, 2023 |
| Linux | xserver-xorg-dev-hwe-18.04 Ubuntu 18.04.6 LTS (bionic) | 2:1.20.8-2ubuntu2.2~18.04.10 | [xserver-xorg-dev-hwe-18.04 2:1.20.8-2ubuntu2.2~18.04.10](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-xserver-xorg-dev-hwe-18.04-2-1.20.8-2ubuntu2.2-18.04.10.md) | Feb 6, 2023 |
| Linux | xserver-xorg-legacy Ubuntu 18.04.6 LTS (bionic) | 2:1.19.6-1ubuntu4.14 | [xserver-xorg-legacy 2:1.19.6-1ubuntu4.14](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-xserver-xorg-legacy-2-1.19.6-1ubuntu4.14.md) | Feb 6, 2023 |
| Linux | xserver-xorg-legacy Ubuntu 20.04 LTS (focal) | 2:1.20.13-1ubuntu1~20.04.6 | [xserver-xorg-legacy 2:1.20.13-1ubuntu1~20.04.6](https://patchblox.com/security/data/fix/linux/ubuntu-focal-xserver-xorg-legacy-2-1.20.13-1ubuntu1-20.04.6.md) | Feb 6, 2023 |
| Linux | xserver-xorg-legacy Ubuntu 22.04.1 LTS (jammy) | 2:21.1.3-2ubuntu2.7 | [xserver-xorg-legacy 2:21.1.3-2ubuntu2.7](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-xserver-xorg-legacy-2-21.1.3-2ubuntu2.7.md) | Feb 6, 2023 |
| Linux | xserver-xorg-legacy-hwe-18.04 Ubuntu 18.04.6 LTS (bionic) | 2:1.20.8-2ubuntu2.2~18.04.10 | [xserver-xorg-legacy-hwe-18.04 2:1.20.8-2ubuntu2.2~18.04.10](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-xserver-xorg-legacy-hwe-18.04-2-1.20.8-2ubuntu2.2-18.04.10.md) | Feb 6, 2023 |
| Linux | xserver-xorg-xmir Ubuntu 18.04.6 LTS (bionic) | 2:1.19.6-1ubuntu4.14 | [xserver-xorg-xmir 2:1.19.6-1ubuntu4.14](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-xserver-xorg-xmir-2-1.19.6-1ubuntu4.14.md) | Feb 6, 2023 |
| Linux | xvfb Ubuntu 18.04.6 LTS (bionic) | 2:1.19.6-1ubuntu4.14 | [xvfb 2:1.19.6-1ubuntu4.14](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-xvfb-2-1.19.6-1ubuntu4.14.md) | Feb 6, 2023 |
| Linux | xvfb Ubuntu 20.04 LTS (focal) | 2:1.20.13-1ubuntu1~20.04.6 | [xvfb 2:1.20.13-1ubuntu1~20.04.6](https://patchblox.com/security/data/fix/linux/ubuntu-focal-xvfb-2-1.20.13-1ubuntu1-20.04.6.md) | Feb 6, 2023 |
| Linux | xvfb Ubuntu 22.04.1 LTS (jammy) | 2:21.1.3-2ubuntu2.7 | [xvfb 2:21.1.3-2ubuntu2.7](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-xvfb-2-21.1.3-2ubuntu2.7.md) | Feb 6, 2023 |
| Linux | xwayland Debian 12.15 (bookworm) | 2:22.1.8-1 | [DEBIAN-CVE-2023-0494](https://patchblox.com/security/data/fix/linux/debian-cve-2023-0494.md) | Mar 27, 2023 |
| Linux | xwayland Debian 13.5 (trixie) | 2:22.1.8-1 | [DEBIAN-CVE-2023-0494](https://patchblox.com/security/data/fix/linux/debian-cve-2023-0494.md) | Mar 27, 2023 |
| Linux | xwayland Debian 14 | 2:22.1.8-1 | [DEBIAN-CVE-2023-0494](https://patchblox.com/security/data/fix/linux/debian-cve-2023-0494.md) | Mar 27, 2023 |
| Linux | xwayland Ubuntu 18.04.6 LTS (bionic) | 2:1.19.6-1ubuntu4.14 | [xwayland 2:1.19.6-1ubuntu4.14](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-xwayland-2-1.19.6-1ubuntu4.14.md) | Feb 6, 2023 |
| Linux | xwayland Ubuntu 20.04 LTS (focal) | 2:1.20.13-1ubuntu1~20.04.6 | [xwayland 2:1.20.13-1ubuntu1~20.04.6](https://patchblox.com/security/data/fix/linux/ubuntu-focal-xwayland-2-1.20.13-1ubuntu1-20.04.6.md) | Feb 6, 2023 |
| Linux | xwayland Ubuntu 22.04.1 LTS (jammy) | 2:22.1.1-1ubuntu0.5 | [xwayland 2:22.1.1-1ubuntu0.5](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-xwayland-2-22.1.1-1ubuntu0.5.md) | Feb 6, 2023 |
| Linux | xwayland-hwe-18.04 Ubuntu 18.04.6 LTS (bionic) | 2:1.20.8-2ubuntu2.2~18.04.10 | [xwayland-hwe-18.04 2:1.20.8-2ubuntu2.2~18.04.10](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-xwayland-hwe-18.04-2-1.20.8-2ubuntu2.2-18.04.10.md) | Feb 6, 2023 |

---

Data as of 2026-11-08T13:06:02Z UTC. Source: Patchblox Patch Radar (https://patchblox.com/security/patch-radar). Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

Free to use with attribution: show "Data: Patchblox Patch Radar" with a link to https://patchblox.com/security/patch-radar. Terms, including what needs a written agreement: https://patchblox.com/security/patch-radar/use-the-data

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.