A libX11 security update has been released for Fedora 38.

[SECURITY] Fedora 38 Update: libX11-1.8.6-1.fc38

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Fedora Update Notification
FEDORA-2023-7503ce855c
2023-06-18 01:29:01.914214
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Name : libX11
Product : Fedora 38
Version : 1.8.6
Release : 1.fc38
URL : http://www.x.org
Summary : Core X11 protocol client library
Description :
Core X11 protocol client library.

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Update Information:

libX11 1.8.6 (CVE-2023-3138)
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ChangeLog:

* Fri Jun 16 2023 Peter Hutterer [peter.hutterer@redhat.com] - 1.8.6-1
- libX11 1.8.6 (CVE-2023-3138)
* Mon Jun 5 2023 Peter Hutterer [peter.hutterer@redhat.com] 1.8.5-1
- libX11 1.8.5
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References:

[ 1 ] Bug #2213748 - CVE-2023-3138 libX11: InitExt.c can overwrite unintended portions of the Display structure if the extension request leads to a buffer overflow
https://bugzilla.redhat.com/show_bug.cgi?id=2213748
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This update can be installed with the "dnf" update program. Use
su -c 'dnf upgrade --advisory FEDORA-2023-7503ce855c' at the command
line. For more information, refer to the dnf documentation available at
http://dnf.readthedocs.io/en/latest/command_ref.html#upgrade-command-label

All packages are signed with the Fedora Project GPG key. More details on the
GPG keys used by the Fedora Project can be found at
https://fedoraproject.org/keys
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