kinit in KDE Frameworks before 5.23.0 uses weak permissions (644) for /tmp/xauth-xxx-_y, which allows local users to obtain X11 cookies of other users and consequently capture keystrokes and possibly gain privileges by reading the file.
{ "availability": "No subscription required", "ubuntu_priority": "medium", "binaries": [ { "binary_version": "5.18.0-0ubuntu1.1", "binary_name": "kinit" }, { "binary_version": "5.18.0-0ubuntu1.1", "binary_name": "kinit-dbg" }, { "binary_version": "5.18.0-0ubuntu1.1", "binary_name": "kinit-dbgsym" }, { "binary_version": "5.18.0-0ubuntu1.1", "binary_name": "kinit-dev" }, { "binary_version": "5.18.0-0ubuntu1.1", "binary_name": "kinit-dev-dbgsym" } ] }