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Sicherheit: Mehrere Probleme in Xen
Aktuelle Meldungen Distributionen
Name: Mehrere Probleme in Xen
ID: FEDORA-2017-c9d71f0860
Distribution: Fedora
Plattformen: Fedora 24
Datum: Mo, 15. Mai 2017, 07:25
Referenzen: http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-8905
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-8904
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-8903

Originalnachricht

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Fedora Update Notification
FEDORA-2017-c9d71f0860
2017-05-14 20:15:03.388249
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Name : xen
Product : Fedora 24
Version : 4.6.5
Release : 6.fc24
URL : http://xen.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

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Update Information:

xen: various flaws (#1447345) x86: 64bit PV guest breakout via pagetable use-
after-mode-change [XSA-213] grant transfer allows PV guest to elevate
privileges
[XSA-214] possible memory corruption via failsafe callback [XSA-215]
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References:

[ 1 ] Bug #1443220 - CVE-2017-8905 xsa215 xen: possible memory corruption via
failsafe callback (XSA-215)
https://bugzilla.redhat.com/show_bug.cgi?id=1443220
[ 2 ] Bug #1443222 - CVE-2017-8903 xsa213 xen: x86: 64bit PV guest breakout
via pagetable use-after-mode-change (XSA-213)
https://bugzilla.redhat.com/show_bug.cgi?id=1443222
[ 3 ] Bug #1443223 - CVE-2017-8904 xsa214 xen: grant transfer allows PV guest
to elevate privileges (XSA-214)
https://bugzilla.redhat.com/show_bug.cgi?id=1443223
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This update can be installed with the "dnf" update program. Use
su -c 'dnf upgrade xen' at the command line.
For more information, refer to the dnf documentation available at
http://dnf.readthedocs.io/en/latest/command_ref.html#upgrade-command-label

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/keys
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