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CVE-2023-5380

Public on 2023-10-25
Modified on 2024-01-14
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.

Severity
Medium
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CVSS v3 Base Score
5.1
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Affected Packages

Platform Package Release Date Advisory
Amazon Linux 1 xorg-x11-server 2023-11-10 17:32 ALAS-2023-1884
Amazon Linux 2 - Core xorg-x11-server 2023-11-09 19:19 ALAS2-2023-2335
Amazon Linux 2023 xorg-x11-server 2023-10-30 23:43 ALAS2023-2023-404

CVSS Scores

Score Type Score Vector
Amazon Linux CVSSv3 5.1 CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
NVD CVSSv3 4.7 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H