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Fedora 39: 2024-e527e6fd08 Medium: Xen Device Isolation Concerns

fedora
Calendar Grey February 15, 2024
Dist Fedora Esm H88
Alert: Fedora 39 Updated! This update addresses bugs in cache handling, context allocation, and device isolation protocols.
arm32: The cache may not be properly cleaned/invalidated (take two) [XSA-447, CVE-2023-46837] pci: phantom functions assigned to incorrect contexts [XSA-449, CVE-2023-46839] VT-d: ...

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 (take two) [XSA-447, CVE-2023-46837] pci: phantom functions assigned to incorrect contexts [XSA-449, CVE-2023-46839] VT-d: Failure to quarantine devices in !HVM build [XSA-450, CVE-2023-46840]

Topics%20covered

Topics Covered

security advisory Fedora moderate severity Xen hypervisor cache issue device quarantine pci management

Change Log

* Tue Jan 30 2024 Michael Young - 4.17.2-6 - arm32: The cache may not be properly cleaned/invalidated (take two) [XSA-447, CVE-2023-46837] - pci: phantom functions assigned to incorrect contexts [XSA-449, CVE-2023-46839] - VT-d: Failure to quarantine devices in !HVM build [XSA-450, CVE-2023-46840]

References

Fedora Update Notification FEDORA-2024-e527e6fd08 2024-02-15 00:59:01.165416 Name : xen Product : Fedora 39 Version : 4.17.2 Release : 6.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-2024-e527e6fd08' at the command line. For more information, refer to the dnf documentation available at https://dnf.readthedocs.io/en/latest/command_ref.html

Severity
medium
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Name: xen
Product: Fedora 39
Version: 4.17.2
Release: 6.fc39
URL: https://xenproject.org/
Summary: Xen is a virtual machine monitor

Topics%20covered

Topics Covered

security advisory Fedora moderate severity Xen hypervisor cache issue device quarantine pci management

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