CVE-2023-5380

Summary

CVE-2023-5380 is a use-after-free vulnerability affecting the xorg-x11-server. In a specific and legacy configuration, known as Zaphod mode, which involves a multi-screen setup with multiple protocol screens, an X server crash can occur. This vulnerability is triggered when the pointer is warped from a window on one screen to the root window of another screen, followed by the destruction of the original window and another window.

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