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Sicherheit: Mehrere Probleme in Xen
Aktuelle Meldungen Distributionen
Name: Mehrere Probleme in Xen
ID: FEDORA-2015-5295
Distribution: Fedora
Plattformen: Fedora 22
Datum: Di, 21. April 2015, 23:30
Referenzen: http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-2751
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-2752
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-2756

Originalnachricht

Name        : xen
Product : Fedora 22
Version : 4.5.0
Release : 7.fc22
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:

Long latency MMIO mapping operations are not preemptible [XSA-125,
CVE-2015-2752]
Unmediated PCI command register access in qemu [XSA-126, CVE-2015-2756]
Certain domctl operations may be abused to lock up the host [XSA-127,
CVE-2015-2751]
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References:

[ 1 ] Bug #1203732 - CVE-2015-2752 xen: long latency MMIO mapping operations
are not preemptible (xsa125)
https://bugzilla.redhat.com/show_bug.cgi?id=1203732
[ 2 ] Bug #1203737 - CVE-2015-2756 xen: unmediated PCI command register
access in qemu (xsa126)
https://bugzilla.redhat.com/show_bug.cgi?id=1203737
[ 3 ] Bug #1203745 - CVE-2015-2751 xen: certain domctl operations may be
abused to lock up the host
https://bugzilla.redhat.com/show_bug.cgi?id=1203745
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This update can be installed with the "yum" update program. Use
su -c 'yum update xen' at the command line.
For more information, refer to "Managing Software with yum",
available at http://docs.fedoraproject.org/yum/.

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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