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Fedora 34: FEDORA-2022-64b2c02d29 Critical Xen Hypervisor Security Update

fedora
Calendar Grey May 2, 2022
Dist Fedora Esm H88
Ubuntu 22.04 upgrade for KVM rectifies severe flaws and compatibility. Major threats mitigated in release 5.10.18.
update to xen-4.14.5 ---- Racy interactions between dirty vram tracking and paging log dirty hypercalls [XSA-397, CVE-2022-26356] race in VT-d domain ID cleanup [XSA-399, CVE-2022-...

Summary

This package contains the XenD daemon and xm command line

tools, needed to manage virtual machines running under the

Xen hypervisor

update to xen-4.14.5 ---- Racy interactions between dirty vram tracking and

paging log dirty hypercalls [XSA-397, CVE-2022-26356] race in VT-d domain ID

cleanup [XSA-399, CVE-2022-26357] IOMMU: RMRR (VT-d) and unity map (AMD-Vi)

handling issues [XSA-400, CVE-2022-26358, CVE-2022-26359, CVE-2022-26360,

CVE-2022-26361]

* Fri Apr 15 2022 Michael Young - 4.14.5-1

- update to xen-4.14.5

remove or adjust patches now included or superceded upstream

* Wed Apr 6 2022 Michael Young - 4.14.4-3

- Racy interactions between dirty vram tracking and paging log dirty

hypercalls [XSA-397, CVE-2022-26356]

- race in VT-d domain ID cleanup [XSA-399, CVE-2022-26357]

- IOMMU: RMRR (VT-d) and unity map (AMD-Vi) handling issues [XSA-400,

CVE-2022-26358, CVE-2022-26359, CVE-2022-26360, CVE-2022-26361]

su -c 'dnf upgrade --advisory FEDORA-2022-64b2c02d29' at the command

line. For more information, refer to the dnf documentation available at

https://dnf.readthedocs.io/en/latest/command_ref.html

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/security/

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Change Log

References

Update Instructions

Severity
critical
Lowest
Low
Medium
High
Critical

Product: Fedora 34
Version: 4.14.5
Release: 1.fc34
Summary: Xen is a virtual machine monitor

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