A vulnerability was found in X.Org. This security flaw occurs becuase the swap handler for the XTestFakeInput request of the XTest extension may corrupt the stack if GenericEvents with lengths larger than 32 bytes are sent through a the XTestFakeInput request. This issue can lead to local privileges elevation on systems where the X server is running privileged and remote code execution for ssh X forwarding sessions. This issue does not affect systems where client and server use the same byte order.
CVSS Details
- CVSS 3.1 Base Score: 8.8
- CVSS 3.1 Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alma_linux | — | Upgrade xorg-x11-server-XdmxUpgrade xorg-x11-server-develUpgrade tigervnc-server-minimalUpgrade tigervnc-serverUpgrade tigervnc-server-moduleUpgrade xorg-x11-server-XnestUpgrade tigervnc-iconsUpgrade tigervnc-selinuxUpgrade xorg-x11-server-XwaylandUpgrade xorg-x11-server-sourceUpgrade tigervncUpgrade xorg-x11-server-XvfbUpgrade xorg-x11-server-commonUpgrade xorg-x11-server-XephyrUpgrade xorg-x11-server-XorgUpgrade tigervnc-license | May 15, 2023 | Dec 14, 2022 |
| Alpine Linux | — | Upgrade xorg-serverUpgrade xwayland | Aug 22, 2024 | Dec 14, 2022 |
| Amazon Linux Ami 2 | — | Upgrade xorg-x11-server-XwaylandUpgrade xorg-x11-server-commonUpgrade xorg-x11-server-XorgUpgrade xorg-x11-server-sourceUpgrade xorg-x11-server-XnestUpgrade xorg-x11-server-debuginfoUpgrade xorg-x11-server-develUpgrade xorg-x11-server-XdmxUpgrade xorg-x11-server-XvfbUpgrade xorg-x11-server-Xephyr | May 28, 2024 | Dec 14, 2022 |
| Amazon_linux | — | Upgrade xorg-x11-server | Feb 23, 2023 | Dec 14, 2022 |
| Amazon_linux_2023 | — | Upgrade xorg-x11-server-debuginfoUpgrade xorg-x11-server-XdmxUpgrade xorg-x11-server-develUpgrade xorg-x11-server-Xnest-debuginfoUpgrade xorg-x11-server-Xdmx-debuginfoUpgrade xorg-x11-server-Xvfb-debuginfoUpgrade xorg-x11-server-Xorg-debuginfoUpgrade xorg-x11-server-XvfbUpgrade xorg-x11-server-commonUpgrade xorg-x11-server-Xephyr-debuginfoUpgrade xorg-x11-server-XorgUpgrade xorg-x11-server-XephyrUpgrade xorg-x11-server-debugsourceUpgrade xorg-x11-server-sourceUpgrade xorg-x11-server-Xnest | Feb 17, 2025 | Dec 14, 2022 |
| Centos_linux | — | Upgrade tigervncUpgrade tigervnc-serverUpgrade xorg-x11-server-XvfbUpgrade xorg-x11-server-XdmxUpgrade xorg-x11-server-XnestUpgrade xorg-x11-server-develUpgrade tigervnc-debuginfoUpgrade xorg-x11-server-XephyrUpgrade tigervnc-licenseUpgrade xorg-x11-server-sourceUpgrade tigervnc-server-appletUpgrade tigervnc-iconsUpgrade xorg-x11-server-XorgUpgrade tigervnc-server-minimalUpgrade tigervnc-server-moduleUpgrade xorg-x11-server-XwaylandUpgrade xorg-x11-server-debuginfoUpgrade xorg-x11-server-common | Jan 12, 2023 | Dec 14, 2022 |
| Debian | — | Upgrade xwaylandUpgrade xorg-server | Dec 22, 2022 | Dec 14, 2022 |
| Freebsd | — | Upgrade xwayland-develUpgrade xwaylandUpgrade xorg-serverUpgrade xorg-vfbserverUpgrade xephyrUpgrade xorg-nestserver | Jan 13, 2023 | Jan 11, 2023 |
| Gentoo Linux | — | Upgrade x11-base/xorg-server.Upgrade x11-base/xwayland. | May 31, 2023 | Dec 14, 2022 |
| Huawei Euleros 2_0_sp10 | — | Upgrade xorg-x11-server-help | Mar 20, 2023 | Dec 14, 2022 |
| Huawei Euleros 2_0_sp11 | — | Upgrade xorg-x11-server-help | May 8, 2023 | Dec 14, 2022 |
| Huawei Euleros 2_0_sp5 | — | Upgrade xorg-x11-server-common | Jun 9, 2023 | Dec 14, 2022 |
| Huawei Euleros 2_0_sp8 | — | Upgrade xorg-x11-server-common | Feb 9, 2023 | Dec 14, 2022 |
| Huawei Euleros 2_0_sp9 | — | Upgrade xorg-x11-server-help | Jul 10, 2023 | Dec 14, 2022 |
| Oracle_linux | — | Upgrade xorg-x11-server-commonUpgrade tigervnc-licenseUpgrade xorg-x11-server-develUpgrade tigervncUpgrade xorg-x11-server-sourceUpgrade xorg-x11-server-XnestUpgrade xorg-x11-server-XdmxUpgrade xorg-x11-server-XvfbUpgrade xorg-x11-server-XephyrUpgrade tigervnc-server-appletUpgrade tigervnc-selinuxUpgrade tigervnc-server-moduleUpgrade tigervnc-iconsUpgrade xorg-x11-server-XorgUpgrade tigervnc-serverUpgrade xorg-x11-server-XwaylandUpgrade tigervnc-server-minimal | Jan 10, 2023 | Dec 14, 2022 |
| Redhat_linux | — | Upgrade xorg-x11-server-XephyrUpgrade xorg-x11-server-Xwayland-debugsourceUpgrade xorg-x11-server-XvfbUpgrade tigervnc-debuginfoUpgrade tigervncUpgrade xorg-x11-server-sourceUpgrade xorg-x11-server-XdmxUpgrade tigervnc-licenseUpgrade xorg-x11-server-Xnest-debuginfoNo solution existsUpgrade tigervnc-server-debuginfoUpgrade xorg-x11-server-Xephyr-debuginfoUpgrade xorg-x11-server-Xvfb-debuginfoUpgrade xorg-x11-server-XnestUpgrade xorg-x11-server-develUpgrade xorg-x11-server-Xwayland-debuginfoUpgrade tigervnc-server-moduleUpgrade xorg-x11-server-Xorg-debuginfoUpgrade tigervnc-serverUpgrade xorg-x11-server-XorgUpgrade tigervnc-server-minimalUpgrade tigervnc-debugsourceUpgrade tigervnc-server-module-debuginfoUpgrade xorg-x11-server-commonUpgrade tigervnc-server-minimal-debuginfoUpgrade xorg-x11-server-XwaylandUpgrade xorg-x11-server-debugsourceUpgrade xorg-x11-server-Xdmx-debuginfoUpgrade tigervnc-iconsUpgrade tigervnc-server-appletUpgrade xorg-x11-server-debuginfoUpgrade tigervnc-selinux | Jan 12, 2023 | Dec 14, 2022 |
| Suse | — | Upgrade xwaylandUpgrade xorg-x11-server-XvfbUpgrade xorg-x11-server-sourceUpgrade xorg-x11-serverUpgrade xorg-x11-server-sdkUpgrade xwayland-develUpgrade xorg-x11-server-waylandUpgrade xorg-x11-server-extra | Dec 15, 2022 | Dec 14, 2022 |
| Ubuntu | — | Upgrade xserver-xorg-coreUpgrade xwayland-hwe-18.04Upgrade xserver-xorg-core (Ubuntu Pro)Upgrade xwaylandUpgrade xwayland-hwe-16.04 (Ubuntu Pro)Upgrade xserver-xorg-core-hwe-16.04 (Ubuntu Pro)Upgrade xserver-xorg-core-hwe-18.04Upgrade xwayland (Ubuntu Pro) | Dec 15, 2022 | Dec 14, 2022 |
Prioritise with Active Threat Intelligence
With curated Threat Intelligence, you can see which vulnerabilities truly put you at risk, prioritize what matters most, and act before attackers do.
Explore Intelligence Hub