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Fedora 39: 2023-35d2ad2328 Moderate: Fix For Xen Cache And Info Leak

fedora
Calendar Grey October 3, 2023
Dist Fedora Esm H88
The latest Xen patch for Fedora resolves cache, shadow reference, and data exposure vulnerabilities, bolstering the security of virtual machines.
arm32: The cache may not be properly cleaned/invalidated [XSA-437, CVE-2023-34321] top-level shadow reference dropped too early for 64-bit PV guests [XSA-438, CVE-2023-34322] x86/A...

Summary

This package contains the XenD daemon and xm command line

tools, needed to manage virtual machines running under the

Xen hypervisor

Update Information:

arm32: The cache may not be properly cleaned/invalidated [XSA-437, CVE-2023-34321] top-level shadow reference dropped too early for 64-bit PV guests [XSA-438, CVE-2023-34322] x86/AMD: Divide speculative information leak [XSA-439, CVE-2023-20588]

Topics%20covered

Topics Covered

security advisory information leak Fedora Moderate xen cache issue shadow reference

Change Log

* Tue Sep 26 2023 Michael Young - 4.17.2-2 - arm32: The cache may not be properly cleaned/invalidated [XSA-437, CVE-2023-34321] - top-level shadow reference dropped too early for 64-bit PV guests [XSA-438, CVE-2023-34322] - x86/AMD: Divide speculative information leak [XSA-439, CVE-2023-20588]

References

Fedora Update Notification FEDORA-2023-35d2ad2328 2023-10-03 00:16:47.391155 Name : xen Product : Fedora 39 Version : 4.17.2 Release : 2.fc39 URL : https://xenproject.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

Update Instructions

This update can be installed with the "dnf" update program. Use su -c 'dnf upgrade --advisory FEDORA-2023-35d2ad2328' at the command line. For more information, refer to the dnf documentation available at https://dnf.readthedocs.io/en/latest/command_ref.html

Name: xen
Product: Fedora 39
Version: 4.17.2
Release: 2.fc39
URL: https://xenproject.org/
Summary: Xen is a virtual machine monitor

Topics%20covered

Topics Covered

security advisory information leak Fedora Moderate xen cache issue shadow reference

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