A flaw was found in X.Org Server Overlay Window. A Use-After-Free may lead to local privilege escalation. If a client explicitly destroys the compositor overlay window (aka COW), the Xserver would leave a dangling pointer to that window in the CompScreen structure, which will trigger a use-after-free later.
CVSS Details
- CVSS 3.1 Base Score: 7.8
- CVSS 3.1 Vector: (CVSS:3.1/AV:L/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 | alma-upgrade-tigervncalma-upgrade-tigervnc-iconsalma-upgrade-tigervnc-licensealma-upgrade-tigervnc-selinuxalma-upgrade-tigervnc-serveralma-upgrade-tigervnc-server-minimalalma-upgrade-tigervnc-server-modulealma-upgrade-xorg-x11-server-commonalma-upgrade-xorg-x11-server-develalma-upgrade-xorg-x11-server-sourcealma-upgrade-xorg-x11-server-xdmxalma-upgrade-xorg-x11-server-xephyralma-upgrade-xorg-x11-server-xnestalma-upgrade-xorg-x11-server-xorgalma-upgrade-xorg-x11-server-xvfbalma-upgrade-xorg-x11-server-xwayland | Apr 6, 2023 | Mar 30, 2023 | |
| Centos_linux | — | centos-upgrade-tigervnccentos-upgrade-tigervnc-debuginfocentos-upgrade-tigervnc-iconscentos-upgrade-tigervnc-licensecentos-upgrade-tigervnc-servercentos-upgrade-tigervnc-server-appletcentos-upgrade-tigervnc-server-minimalcentos-upgrade-tigervnc-server-modulecentos-upgrade-xorg-x11-server-commoncentos-upgrade-xorg-x11-server-debuginfocentos-upgrade-xorg-x11-server-develcentos-upgrade-xorg-x11-server-sourcecentos-upgrade-xorg-x11-server-xdmxcentos-upgrade-xorg-x11-server-xephyrcentos-upgrade-xorg-x11-server-xnestcentos-upgrade-xorg-x11-server-xorgcentos-upgrade-xorg-x11-server-xvfbcentos-upgrade-xorg-x11-server-xwayland | Apr 6, 2023 | Mar 30, 2023 |
| Debian | debian-upgrade-xorg-serverdebian-upgrade-xwayland | Mar 31, 2023 | Mar 31, 2023 | |
| Freebsd | freebsd-upgrade-package-xorg-serverfreebsd-upgrade-package-xephyrfreebsd-upgrade-package-xorg-vfbserverfreebsd-upgrade-package-xorg-nestserverfreebsd-upgrade-package-xwaylandfreebsd-upgrade-package-xwayland-devel | Mar 31, 2023 | Mar 29, 2023 | |
| Gentoo Linux | gentoo-linux-upgrade-x11-base-xorg-servergentoo-linux-upgrade-x11-base-xwayland | May 31, 2023 | Mar 30, 2023 | |
| Huawei Euleros 2_0_sp10 | huawei-euleros-2_0_sp10-upgrade-xorg-x11-server-help | May 13, 2024 | Mar 30, 2023 | |
| Huawei Euleros 2_0_sp11 | huawei-euleros-2_0_sp11-upgrade-xorg-x11-server-help | Jan 10, 2024 | Mar 30, 2023 | |
| Huawei Euleros 2_0_sp8 | huawei-euleros-2_0_sp8-upgrade-xorg-x11-server-commonhuawei-euleros-2_0_sp8-upgrade-xorg-x11-server-xephyrhuawei-euleros-2_0_sp8-upgrade-xorg-x11-server-xorghuawei-euleros-2_0_sp8-upgrade-xorg-x11-server-xvfbhuawei-euleros-2_0_sp8-upgrade-xorg-x11-server-xwayland | Mar 13, 2024 | Mar 30, 2023 | |
| Huawei Euleros 2_0_sp9 | huawei-euleros-2_0_sp9-upgrade-xorg-x11-server-help | Jul 17, 2024 | Mar 30, 2023 | |
| Oracle_linux | — | oracle-linux-upgrade-tigervncoracle-linux-upgrade-tigervnc-iconsoracle-linux-upgrade-tigervnc-licenseoracle-linux-upgrade-tigervnc-selinuxoracle-linux-upgrade-tigervnc-serveroracle-linux-upgrade-tigervnc-server-appletoracle-linux-upgrade-tigervnc-server-minimaloracle-linux-upgrade-tigervnc-server-moduleoracle-linux-upgrade-xorg-x11-server-commonoracle-linux-upgrade-xorg-x11-server-develoracle-linux-upgrade-xorg-x11-server-sourceoracle-linux-upgrade-xorg-x11-server-xdmxoracle-linux-upgrade-xorg-x11-server-xephyroracle-linux-upgrade-xorg-x11-server-xnestoracle-linux-upgrade-xorg-x11-server-xorgoracle-linux-upgrade-xorg-x11-server-xvfboracle-linux-upgrade-xorg-x11-server-xwayland | Apr 5, 2023 | Mar 29, 2023 |
| Redhat_linux | no-fix-redhat-rpm-packageredhat-upgrade-tigervncredhat-upgrade-tigervnc-debuginforedhat-upgrade-tigervnc-debugsourceredhat-upgrade-tigervnc-iconsredhat-upgrade-tigervnc-licenseredhat-upgrade-tigervnc-selinuxredhat-upgrade-tigervnc-serverredhat-upgrade-tigervnc-server-appletredhat-upgrade-tigervnc-server-debuginforedhat-upgrade-tigervnc-server-minimalredhat-upgrade-tigervnc-server-minimal-debuginforedhat-upgrade-tigervnc-server-moduleredhat-upgrade-tigervnc-server-module-debuginforedhat-upgrade-xorg-x11-server-commonredhat-upgrade-xorg-x11-server-debuginforedhat-upgrade-xorg-x11-server-debugsourceredhat-upgrade-xorg-x11-server-develredhat-upgrade-xorg-x11-server-sourceredhat-upgrade-xorg-x11-server-xdmxredhat-upgrade-xorg-x11-server-xdmx-debuginforedhat-upgrade-xorg-x11-server-xephyrredhat-upgrade-xorg-x11-server-xephyr-debuginforedhat-upgrade-xorg-x11-server-xnestredhat-upgrade-xorg-x11-server-xnest-debuginforedhat-upgrade-xorg-x11-server-xorgredhat-upgrade-xorg-x11-server-xorg-debuginforedhat-upgrade-xorg-x11-server-xvfbredhat-upgrade-xorg-x11-server-xvfb-debuginforedhat-upgrade-xorg-x11-server-xwaylandredhat-upgrade-xorg-x11-server-xwayland-debuginforedhat-upgrade-xorg-x11-server-xwayland-debugsource | Apr 6, 2023 | Mar 30, 2023 | |
| Suse | — | suse-upgrade-xorg-x11-serversuse-upgrade-xorg-x11-server-extrasuse-upgrade-xorg-x11-server-sdksuse-upgrade-xorg-x11-server-sourcesuse-upgrade-xorg-x11-server-waylandsuse-upgrade-xorg-x11-server-xvfbsuse-upgrade-xwaylandsuse-upgrade-xwayland-devel | Mar 30, 2023 | Mar 29, 2023 |
| Ubuntu | ubuntu-upgrade-xserver-xorg-coreubuntu-upgrade-xserver-xorg-core-hwe-18-04ubuntu-upgrade-xwaylandubuntu-upgrade-xwayland-hwe-18-04 | Apr 10, 2023 | Mar 30, 2023 |
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