Published X.ORG Server 1.20.11 release, which eliminated Vulnerability (cve-2021-3472 ), which allows you to increase your privileges in systems in which the X server is performed with ROOT rights. The problem is caused by error In the Xinput extension, leading to changing the contents of the memory area outside the selected buffer when processing ChangefeedBackControl requests with specially decorated input data. A similar problem is also eliminated in the XWAYLAND 21.1.1 .
In addition to the correction of vulnerability in X.ORG Server 1.20.11, it also carried out work on cleaning the DDX component xquartz used to start x11 applications surrounded MacOS. The new version removed the possibility of assembling Xquartz for i386 systems and supported versions of MacOS 10.3 “Panther”, 10.4 “Tiger”, 10.5 “Leopard”, 10.6 “Snow Leopard”, 10.7 “Lion” and 10.8 “Mountain Lion”.