# CVE-2023-5574: tigervnc: Virtual Network Computing (VNC) is a remote display system which allows users to view a computing desktop environment... CVE-2023-5574 is fixed in 22 products on 1 platform, first by ALAS2023-2023-444, released December 6, 2023. It is not reported as exploited. Patch Radar priority: High. - Web page: https://patchblox.com/security/cve/CVE-2023-5574 - Priority: High - CVSS: 7.0 (Important) - EPSS: 0.0061 - CISA KEV: not listed - Exploited (vendor report): no - Publicly disclosed: no - Published: Dec 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: Use-after-free bug in DamageDestroy (CVE-2023-5574) * xorg-x11-server: Use-after-free bug in DestroyWindow (CVE-2023-5380) 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 9.4 Release Notes linked from the References section. ## Where it's fixed | Platform | Product | Fixed in | Fix | Released | |---|---|---|---|---| | Linux | tigervnc RHEL 9 | 0:1.13.1-8.el9 | [RHSA-2024:2298](https://patchblox.com/security/data/fix/linux/rhsa-2024-2298.md) | Apr 30, 2024 | | Linux | tigervnc almalinux 9 | 1.13.1-8.el9 | [ALSA-2024:2298](https://patchblox.com/security/data/fix/linux/alsa-2024-2298.md) | Apr 30, 2024 | | Linux | tigervnc ol 9 | 0:1.13.1-8.el9 | [ELSA-2024-2298](https://patchblox.com/security/data/fix/linux/elsa-2024-2298.md) | May 2, 2024 | | Linux | tigervnc-icons RHEL 9 | 0:1.13.1-8.el9 | [RHSA-2024:2298](https://patchblox.com/security/data/fix/linux/rhsa-2024-2298.md) | Apr 30, 2024 | | Linux | tigervnc-icons almalinux 9 | 1.13.1-8.el9 | [ALSA-2024:2298](https://patchblox.com/security/data/fix/linux/alsa-2024-2298.md) | Apr 30, 2024 | | Linux | tigervnc-icons ol 9 | 0:1.13.1-8.el9 | [ELSA-2024-2298](https://patchblox.com/security/data/fix/linux/elsa-2024-2298.md) | May 2, 2024 | | Linux | tigervnc-license RHEL 9 | 0:1.13.1-8.el9 | [RHSA-2024:2298](https://patchblox.com/security/data/fix/linux/rhsa-2024-2298.md) | Apr 30, 2024 | | Linux | tigervnc-license almalinux 9 | 1.13.1-8.el9 | [ALSA-2024:2298](https://patchblox.com/security/data/fix/linux/alsa-2024-2298.md) | Apr 30, 2024 | | Linux | tigervnc-license ol 9 | 0:1.13.1-8.el9 | [ELSA-2024-2298](https://patchblox.com/security/data/fix/linux/elsa-2024-2298.md) | May 2, 2024 | | Linux | tigervnc-selinux RHEL 9 | 0:1.13.1-8.el9 | [RHSA-2024:2298](https://patchblox.com/security/data/fix/linux/rhsa-2024-2298.md) | Apr 30, 2024 | | Linux | tigervnc-selinux almalinux 9 | 1.13.1-8.el9 | [ALSA-2024:2298](https://patchblox.com/security/data/fix/linux/alsa-2024-2298.md) | Apr 30, 2024 | | Linux | tigervnc-selinux ol 9 | 0:1.13.1-8.el9 | [ELSA-2024-2298](https://patchblox.com/security/data/fix/linux/elsa-2024-2298.md) | May 2, 2024 | | Linux | tigervnc-server RHEL 9 | 0:1.13.1-8.el9 | [RHSA-2024:2298](https://patchblox.com/security/data/fix/linux/rhsa-2024-2298.md) | Apr 30, 2024 | | Linux | tigervnc-server almalinux 9 | 1.13.1-8.el9 | [ALSA-2024:2298](https://patchblox.com/security/data/fix/linux/alsa-2024-2298.md) | Apr 30, 2024 | | Linux | tigervnc-server ol 9 | 0:1.13.1-8.el9 | [ELSA-2024-2298](https://patchblox.com/security/data/fix/linux/elsa-2024-2298.md) | May 2, 2024 | | Linux | tigervnc-server-minimal RHEL 9 | 0:1.13.1-8.el9 | [RHSA-2024:2298](https://patchblox.com/security/data/fix/linux/rhsa-2024-2298.md) | Apr 30, 2024 | | Linux | tigervnc-server-minimal almalinux 9 | 1.13.1-8.el9 | [ALSA-2024:2298](https://patchblox.com/security/data/fix/linux/alsa-2024-2298.md) | Apr 30, 2024 | | Linux | tigervnc-server-minimal ol 9 | 0:1.13.1-8.el9 | [ELSA-2024-2298](https://patchblox.com/security/data/fix/linux/elsa-2024-2298.md) | May 2, 2024 | | Linux | tigervnc-server-module RHEL 9 | 0:1.13.1-8.el9 | [RHSA-2024:2298](https://patchblox.com/security/data/fix/linux/rhsa-2024-2298.md) | Apr 30, 2024 | | Linux | tigervnc-server-module almalinux 9 | 1.13.1-8.el9 | [ALSA-2024:2298](https://patchblox.com/security/data/fix/linux/alsa-2024-2298.md) | Apr 30, 2024 | | Linux | tigervnc-server-module ol 9 | 0:1.13.1-8.el9 | [ELSA-2024-2298](https://patchblox.com/security/data/fix/linux/elsa-2024-2298.md) | May 2, 2024 | | Linux | xorg-x11-server-Xdmx amzn 2023 | 1.20.14-26.amzn2023.0.2 | [ALAS2023-2023-444](https://patchblox.com/security/data/fix/linux/alas2023-2023-444.md) | Dec 6, 2023 | | Linux | xorg-x11-server-Xdmx-debuginfo amzn 2023 | 1.20.14-26.amzn2023.0.2 | [ALAS2023-2023-444](https://patchblox.com/security/data/fix/linux/alas2023-2023-444.md) | Dec 6, 2023 | | Linux | xorg-x11-server-Xephyr amzn 2023 | 1.20.14-26.amzn2023.0.2 | [ALAS2023-2023-444](https://patchblox.com/security/data/fix/linux/alas2023-2023-444.md) | Dec 6, 2023 | | Linux | xorg-x11-server-Xephyr-debuginfo amzn 2023 | 1.20.14-26.amzn2023.0.2 | [ALAS2023-2023-444](https://patchblox.com/security/data/fix/linux/alas2023-2023-444.md) | Dec 6, 2023 | | Linux | xorg-x11-server-Xnest amzn 2023 | 1.20.14-26.amzn2023.0.2 | [ALAS2023-2023-444](https://patchblox.com/security/data/fix/linux/alas2023-2023-444.md) | Dec 6, 2023 | | Linux | xorg-x11-server-Xnest-debuginfo amzn 2023 | 1.20.14-26.amzn2023.0.2 | [ALAS2023-2023-444](https://patchblox.com/security/data/fix/linux/alas2023-2023-444.md) | Dec 6, 2023 | | Linux | xorg-x11-server-Xorg amzn 2023 | 1.20.14-26.amzn2023.0.2 | [ALAS2023-2023-444](https://patchblox.com/security/data/fix/linux/alas2023-2023-444.md) | Dec 6, 2023 | | Linux | xorg-x11-server-Xorg-debuginfo amzn 2023 | 1.20.14-26.amzn2023.0.2 | [ALAS2023-2023-444](https://patchblox.com/security/data/fix/linux/alas2023-2023-444.md) | Dec 6, 2023 | | Linux | xorg-x11-server-Xvfb amzn 2023 | 1.20.14-26.amzn2023.0.2 | [ALAS2023-2023-444](https://patchblox.com/security/data/fix/linux/alas2023-2023-444.md) | Dec 6, 2023 | | Linux | xorg-x11-server-Xvfb-debuginfo amzn 2023 | 1.20.14-26.amzn2023.0.2 | [ALAS2023-2023-444](https://patchblox.com/security/data/fix/linux/alas2023-2023-444.md) | Dec 6, 2023 | | Linux | xorg-x11-server-common amzn 2023 | 1.20.14-26.amzn2023.0.2 | [ALAS2023-2023-444](https://patchblox.com/security/data/fix/linux/alas2023-2023-444.md) | Dec 6, 2023 | | Linux | xorg-x11-server-debuginfo amzn 2023 | 1.20.14-26.amzn2023.0.2 | [ALAS2023-2023-444](https://patchblox.com/security/data/fix/linux/alas2023-2023-444.md) | Dec 6, 2023 | | Linux | xorg-x11-server-debugsource amzn 2023 | 1.20.14-26.amzn2023.0.2 | [ALAS2023-2023-444](https://patchblox.com/security/data/fix/linux/alas2023-2023-444.md) | Dec 6, 2023 | | Linux | xorg-x11-server-devel amzn 2023 | 1.20.14-26.amzn2023.0.2 | [ALAS2023-2023-444](https://patchblox.com/security/data/fix/linux/alas2023-2023-444.md) | Dec 6, 2023 | | Linux | xorg-x11-server-source amzn 2023 | 1.20.14-26.amzn2023.0.2 | [ALAS2023-2023-444](https://patchblox.com/security/data/fix/linux/alas2023-2023-444.md) | Dec 6, 2023 | --- Data as of 2026-11-08T06:59:42Z 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.