The vulnerability of the GetCountedString function in the xkb/xkb.c component of the X Window System X.Org Server, as well as in the Wayland protocol for X.Org XWayland, allows a perpetrator to access confidential data, compromise its integrity, and cause service failures.

The vulnerability of the GetCountedString function in the xkb/xkb.c component of the X Window System X.Org Server, and the Wayland protocol for X.Org XWayland, is related to the execution of operations outside of the buffer in memory. Exploiting this vulnerability allows a remote attacker to acce...