CVE-2023-5380

CVE-2023-5380CVE-2023-5380

x.org / x_server

Description

A use-after-free flaw was found in the xorg-x11-server. An X server crash may occur in a very specific and legacy configuration (a multi-screen setup with multiple protocol screens, also known as Zaphod mode) if the pointer is warped from within a window on one screen to the root window of the other screen and if the original window is destroyed followed by another window being destroyed.

Scoring

CVSS 4.7 ()
VectorCVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H
Last modified2026-06-23
Sourced from NVD. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.