Fedora 27: 2017-5945560816 Critical: Xen Multiple Issues

This package contains the XenD daemon and xm command line

tools, needed to manage virtual machines running under the

Xen hypervisor

another patch related to the [XSA-240, CVE-2017-15595] issue x86 PV guests may

gain access to internally used page [XSA-248] broken x86 shadow mode refcount

overflow check [XSA-249] improper x86 shadow mode refcount error handling

[XSA-250] improper bug check in x86 log-dirty handling [XSA-251]

[ 1 ] Bug #1518656 - CVE-2017-17566 xsa248 xen: x86 PV guests may gain access to internally used pages (XSA-248)

https://bugzilla.redhat.com/show_bug.cgi?id=1518656

[ 2 ] Bug #1518657 - CVE-2017-17563 xsa249 xen: broken x86 shadow mode refcount overflow check (XSA-249)

https://bugzilla.redhat.com/show_bug.cgi?id=1518657

[ 3 ] Bug #1518658 - CVE-2017-17564 xsa250 xen: improper x86 shadow mode refcount error handling (XSA-250)

https://bugzilla.redhat.com/show_bug.cgi?id=1518658

[ 4 ] Bug #1518659 - CVE-2017-17565 xsa251 xen: improper bug check in x86 log-dirty handling (XSA-251)

https://bugzilla.redhat.com/show_bug.cgi?id=1518659

su -c 'dnf upgrade xen' 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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