A xen security update has been released for Fedora 37.

SECURITY: Fedora 37 Update: xen-4.16.3-4.fc37

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Fedora Update Notification
FEDORA-2023-da8315e641
2023-03-26 01:20:02.036899
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Name : xen
Product : Fedora 37
Version : 4.16.3
Release : 4.fc37
URL :   http://xen.org/
Summary : Xen is a virtual machine monitor
Description :
This package contains the XenD daemon and xm command line
tools, needed to manage virtual machines running under the
Xen hypervisor

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Update Information:

3 security issues (#2180425) x86 shadow plus log-dirty mode use-after-free
[XSA-427, CVE-2022-42332] x86/HVM pinned cache attributes mis-handling [XSA-428,
CVE-2022-42333, CVE-2022-42334] x86: speculative vulnerability in 32bit SYSCALL
path [XSA-429, CVE-2022-42331]
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ChangeLog:

* Tue Mar 21 2023 Michael Young - 4.16.3-4
- 3 security issues (#2180425)
x86 shadow plus log-dirty mode use-after-free [XSA-427, CVE-2022-42332]
x86/HVM pinned cache attributes mis-handling [XSA-428, CVE-2022-42333,
CVE-2022-42334]
x86: speculative vulnerability in 32bit SYSCALL path [XSA-429,
CVE-2022-42331]
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References:

[ 1 ] Bug #2180424 - CVE-2022-42331 CVE-2022-42333 CVE-2022-42334 CVE-2022-42332 xen: Xen Security Advisory
  https://bugzilla.redhat.com/show_bug.cgi?id=2180424
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This update can be installed with the "dnf" update program. Use
su -c 'dnf upgrade --advisory FEDORA-2023-da8315e641' 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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