X.Org is an open-source implementation of the X Window System. It provides the basic low-level functionality that full-fledged graphical user interfaces are designed upon. Security Fix: * xorg-x11-server: buffer overflow in _GetCountedString in xkb/xkb.c * xorg-x11-server: XkbGetKbdByName use-after-free * xorg-x11-server: XTestSwapFakeInput stack overflow * xorg-x11-server: XIPassiveUngrab out-of-bounds access * xorg-x11-server: XvdiSelectVideoNotify use-after-free * xorg-x11-server: ScreenSaverSetAttributes use-after-free * xorg-x11-server: XIChangeProperty out-of-bounds access * xorg-x11-server: DeepCopyPointerClasses use-after-free leads to privilege elevation * xorg-x11-server: memory leak in ProcXkbGetKbdByName in xkb/xkb.c For more details about the security issue, including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page listed in the References section. Additional Changes: For detailed information on changes in this release, see the Red Hat Enterprise Linux 8.8 Release Notes linked from the References section.