ALAS2023-2025-939: Security update for 13 packages

ALAS2023-2025-939, released April 9, 2025, fixes 1 CVE across 13 products. None of them is reported as exploited. Patch Radar priority: High.

High

CVEs closed

None rated Critical

Exploited

None reported

Highest CVSS

7.7

Base score, 0 to 10

Highest EPSS

0.0034

27th percentile

Fixed package versions

Product	Release	Fixed in
xorg-x11-server-Xephyr	amzn 2023	21.1.13-5.amzn2023.0.5
xorg-x11-server-Xephyr-debuginfo	amzn 2023	21.1.13-5.amzn2023.0.5
xorg-x11-server-Xnest	amzn 2023	21.1.13-5.amzn2023.0.5
xorg-x11-server-Xnest-debuginfo	amzn 2023	21.1.13-5.amzn2023.0.5
xorg-x11-server-Xorg	amzn 2023	21.1.13-5.amzn2023.0.5
xorg-x11-server-Xorg-debuginfo	amzn 2023	21.1.13-5.amzn2023.0.5
xorg-x11-server-Xvfb	amzn 2023	21.1.13-5.amzn2023.0.5
xorg-x11-server-Xvfb-debuginfo	amzn 2023	21.1.13-5.amzn2023.0.5
xorg-x11-server-common	amzn 2023	21.1.13-5.amzn2023.0.5
xorg-x11-server-debuginfo	amzn 2023	21.1.13-5.amzn2023.0.5
xorg-x11-server-debugsource	amzn 2023	21.1.13-5.amzn2023.0.5
xorg-x11-server-devel	amzn 2023	21.1.13-5.amzn2023.0.5
xorg-x11-server-source	amzn 2023	21.1.13-5.amzn2023.0.5

CVEs this fix closes

Priority	CVE	Title	CVSS	EPSS	Exploitation
High	CVE-2022-49737	xorg-x11-server: This update for xorg-x11-server fixes the following issues: - CVE-2022-49737: Fixed Xorg crashing when client applic...	7.7	0.0034	None reported

Also fixes CVE-2022-49737

xnest 2:21.1.18-1ubuntu1
xnest on Ubuntu 26.04.1 LTS (resolute)
xnest 2:21.1.18-1ubuntu1
xnest on Ubuntu 25.10 (questing)
xorg-server-source 2:21.1.18-1ubuntu1
xorg-server-source on Ubuntu 26.04.1 LTS (resolute)
xorg-server-source 2:21.1.18-1ubuntu1
xorg-server-source on Ubuntu 25.10 (questing)
xserver-common 2:21.1.18-1ubuntu1
xserver-common on Ubuntu 26.04.1 LTS (resolute)
xserver-common 2:21.1.18-1ubuntu1
xserver-common on Ubuntu 25.10 (questing)
xserver-xephyr 2:21.1.18-1ubuntu1
xserver-xephyr on Ubuntu 26.04.1 LTS (resolute)
xserver-xephyr 2:21.1.18-1ubuntu1
xserver-xephyr on Ubuntu 25.10 (questing)

Vendor advisory

https://alas.aws.amazon.com/AL2023/ALAS-2025-939.html

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