Fedora 34 FEDORA-2021-80bbe7def0 Critical: Xen DoS RMRR Issues

This package contains the XenD daemon and xm command line

tools, needed to manage virtual machines running under the

Xen hypervisor

PCI devices with RMRRs not deassigned correctly [XSA-386, CVE-2021-28702]

(#2011248)

* Wed Oct 6 2021 Michael Young - 4.14.3-2

- PCI devices with RMRRs not deassigned correctly [XSA-386, CVE-2021-28702]

(#2011248)

[ 1 ] Bug #2011247 - CVE-2021-28702 xen: administrators of guests which have been assigned RMRR-using PCI devices can cause DoS

https://bugzilla.redhat.com/show_bug.cgi?id=2011247

su -c 'dnf upgrade --advisory FEDORA-2021-80bbe7def0' at the command

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

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

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https://fedoraproject.org/security/

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