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Fedora 38: 2023-56901a79a1 critical: IOMMU mismatches, BTC SRSO fixes

fedora
Calendar Grey November 30, 2023
Dist Fedora Esm H88
Crucial update for Fedora 38 focusing on rectifying IOMMU discrepancies and boosting efficiency for BTC/SRSO adjustments.
x86/AMD: mismatch in IOMMU quarantine page table levels [XSA-445, CVE-2023-46835] x86: BTC/SRSO fixes not fully effective [XSA-446, CVE-2023-46836]

Summary

This package contains the XenD daemon and xm command line

tools, needed to manage virtual machines running under the

Xen hypervisor

Update Information:

x86/AMD: mismatch in IOMMU quarantine page table levels [XSA-445, CVE-2023-46835] x86: BTC/SRSO fixes not fully effective [XSA-446, CVE-2023-46836]

Topics%20covered

Topics Covered

security advisory Fedora critical update virtual machine IOMMU mismatches BTC SRSO

Change Log

* Tue Nov 14 2023 Michael Young - 4.17.2-5 - x86/AMD: mismatch in IOMMU quarantine page table levels [XSA-445, CVE-2023-46835] - x86: BTC/SRSO fixes not fully effective [XSA-446, CVE-2023-46836]

References

Fedora Update Notification FEDORA-2023-56901a79a1 2023-11-30 03:33:42.162617 Name : xen Product : Fedora 38 Version : 4.17.2 Release : 5.fc38 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-2023-56901a79a1' at the command line. For more information, refer to the dnf documentation available at https://dnf.readthedocs.io/en/latest/command_ref.html

Severity
critical
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Critical

Name: xen
Product: Fedora 38
Version: 4.17.2
Release: 5.fc38
URL: https://xenproject.org/
Summary: Xen is a virtual machine monitor

Topics%20covered

Topics Covered

security advisory Fedora critical update virtual machine IOMMU mismatches BTC SRSO

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