Wind River Support Network


LIN1021-6751 : Security Advisory - xserver-xorg - CVE-2023-5380

Created: Oct 25, 2023    Updated: Nov 4, 2023
Resolved Date: Nov 4, 2023
Found In Version:
Severity: Standard
Applicable for: Wind River Linux LTS 21
Component/s: Userspace


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.

CREATE(Triage):(User=admin) CVE-2023-5380 (


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