A flaw was found in xorg-x11-server in versions before 21.1.2 and before 1.20.14. An out-of-bounds access can occur in the SwapCreateRegister function. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.
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{ "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro", "ubuntu_priority": "medium", "binaries": [ { "binary_version": "2:1.19.6-1ubuntu4.1~16.04.6+esm5", "binary_name": "xmir-hwe-16.04" }, { "binary_version": "2:1.19.6-1ubuntu4.1~16.04.6+esm5", "binary_name": "xmir-hwe-16.04-dbgsym" }, { "binary_version": "2:1.19.6-1ubuntu4.1~16.04.6+esm5", "binary_name": "xorg-server-source-hwe-16.04" }, { "binary_version": "2:1.19.6-1ubuntu4.1~16.04.6+esm5", "binary_name": "xserver-xephyr-hwe-16.04" }, { "binary_version": "2:1.19.6-1ubuntu4.1~16.04.6+esm5", "binary_name": "xserver-xephyr-hwe-16.04-dbgsym" }, { "binary_version": "2:1.19.6-1ubuntu4.1~16.04.6+esm5", "binary_name": "xserver-xorg-core-hwe-16.04" }, { "binary_version": "2:1.19.6-1ubuntu4.1~16.04.6+esm5", "binary_name": "xserver-xorg-core-hwe-16.04-dbgsym" }, { "binary_version": "2:1.19.6-1ubuntu4.1~16.04.6+esm5", "binary_name": "xserver-xorg-dev-hwe-16.04" }, { "binary_version": "2:1.19.6-1ubuntu4.1~16.04.6+esm5", "binary_name": "xserver-xorg-legacy-hwe-16.04" }, { "binary_version": "2:1.19.6-1ubuntu4.1~16.04.6+esm5", "binary_name": "xserver-xorg-legacy-hwe-16.04-dbgsym" }, { "binary_version": "2:1.19.6-1ubuntu4.1~16.04.6+esm5", "binary_name": "xwayland-hwe-16.04" }, { "binary_version": "2:1.19.6-1ubuntu4.1~16.04.6+esm5", "binary_name": "xwayland-hwe-16.04-dbgsym" } ] }
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{ "availability": "No subscription required", "ubuntu_priority": "medium", "binaries": [ { "binary_version": "2:1.20.8-2ubuntu2.2~18.04.6", "binary_name": "xorg-server-source-hwe-18.04" }, { "binary_version": "2:1.20.8-2ubuntu2.2~18.04.6", "binary_name": "xserver-xephyr-hwe-18.04" }, { "binary_version": "2:1.20.8-2ubuntu2.2~18.04.6", "binary_name": "xserver-xephyr-hwe-18.04-dbgsym" }, { "binary_version": "2:1.20.8-2ubuntu2.2~18.04.6", "binary_name": "xserver-xorg-core-hwe-18.04" }, { "binary_version": "2:1.20.8-2ubuntu2.2~18.04.6", "binary_name": "xserver-xorg-core-hwe-18.04-dbgsym" }, { "binary_version": "2:1.20.8-2ubuntu2.2~18.04.6", "binary_name": "xserver-xorg-dev-hwe-18.04" }, { "binary_version": "2:1.20.8-2ubuntu2.2~18.04.6", "binary_name": "xserver-xorg-legacy-hwe-18.04" }, { "binary_version": "2:1.20.8-2ubuntu2.2~18.04.6", "binary_name": "xserver-xorg-legacy-hwe-18.04-dbgsym" }, { "binary_version": "2:1.20.8-2ubuntu2.2~18.04.6", "binary_name": "xwayland-hwe-18.04" }, { "binary_version": "2:1.20.8-2ubuntu2.2~18.04.6", "binary_name": "xwayland-hwe-18.04-dbgsym" } ] }
{ "availability": "No subscription required", "ubuntu_priority": "medium", "binaries": [ { "binary_version": "2:1.20.13-1ubuntu1~20.04.2", "binary_name": "xdmx" }, { "binary_version": "2:1.20.13-1ubuntu1~20.04.2", "binary_name": "xdmx-dbgsym" }, { "binary_version": "2:1.20.13-1ubuntu1~20.04.2", "binary_name": "xdmx-tools" }, { "binary_version": "2:1.20.13-1ubuntu1~20.04.2", "binary_name": "xdmx-tools-dbgsym" }, { "binary_version": "2:1.20.13-1ubuntu1~20.04.2", "binary_name": "xnest" }, { "binary_version": "2:1.20.13-1ubuntu1~20.04.2", "binary_name": "xnest-dbgsym" }, { "binary_version": "2:1.20.13-1ubuntu1~20.04.2", "binary_name": "xorg-server-source" }, { "binary_version": "2:1.20.13-1ubuntu1~20.04.2", "binary_name": "xserver-common" }, { "binary_version": "2:1.20.13-1ubuntu1~20.04.2", "binary_name": "xserver-xephyr" }, { "binary_version": "2:1.20.13-1ubuntu1~20.04.2", "binary_name": "xserver-xephyr-dbgsym" }, { "binary_version": "2:1.20.13-1ubuntu1~20.04.2", "binary_name": "xserver-xorg-core" }, { "binary_version": "2:1.20.13-1ubuntu1~20.04.2", "binary_name": "xserver-xorg-core-dbgsym" }, { "binary_version": "2:1.20.13-1ubuntu1~20.04.2", "binary_name": "xserver-xorg-core-udeb" }, { "binary_version": "2:1.20.13-1ubuntu1~20.04.2", "binary_name": "xserver-xorg-dev" }, { "binary_version": "2:1.20.13-1ubuntu1~20.04.2", "binary_name": "xserver-xorg-legacy" }, { "binary_version": "2:1.20.13-1ubuntu1~20.04.2", "binary_name": "xserver-xorg-legacy-dbgsym" }, { "binary_version": "2:1.20.13-1ubuntu1~20.04.2", "binary_name": "xvfb" }, { "binary_version": "2:1.20.13-1ubuntu1~20.04.2", "binary_name": "xvfb-dbgsym" }, { "binary_version": "2:1.20.13-1ubuntu1~20.04.2", "binary_name": "xwayland" }, { "binary_version": "2:1.20.13-1ubuntu1~20.04.2", "binary_name": "xwayland-dbgsym" } ] }
{ "availability": "No subscription required", "ubuntu_priority": "medium", "binaries": [ { "binary_version": "2:1.20.13-1ubuntu2", "binary_name": "xdmx" }, { "binary_version": "2:1.20.13-1ubuntu2", "binary_name": "xdmx-dbgsym" }, { "binary_version": "2:1.20.13-1ubuntu2", "binary_name": "xdmx-tools" }, { "binary_version": "2:1.20.13-1ubuntu2", "binary_name": "xdmx-tools-dbgsym" }, { "binary_version": "2:1.20.13-1ubuntu2", "binary_name": "xnest" }, { "binary_version": "2:1.20.13-1ubuntu2", "binary_name": "xnest-dbgsym" }, { "binary_version": "2:1.20.13-1ubuntu2", "binary_name": "xorg-server-source" }, { "binary_version": "2:1.20.13-1ubuntu2", "binary_name": "xserver-common" }, { "binary_version": "2:1.20.13-1ubuntu2", "binary_name": "xserver-xephyr" }, { "binary_version": "2:1.20.13-1ubuntu2", "binary_name": "xserver-xephyr-dbgsym" }, { "binary_version": "2:1.20.13-1ubuntu2", "binary_name": "xserver-xorg-core" }, { "binary_version": "2:1.20.13-1ubuntu2", "binary_name": "xserver-xorg-core-dbgsym" }, { "binary_version": "2:1.20.13-1ubuntu2", "binary_name": "xserver-xorg-dev" }, { "binary_version": "2:1.20.13-1ubuntu2", "binary_name": "xserver-xorg-legacy" }, { "binary_version": "2:1.20.13-1ubuntu2", "binary_name": "xserver-xorg-legacy-dbgsym" }, { "binary_version": "2:1.20.13-1ubuntu2", "binary_name": "xvfb" }, { "binary_version": "2:1.20.13-1ubuntu2", "binary_name": "xvfb-dbgsym" } ] }