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Sicherheit: Zwei Probleme in Xen
Aktuelle Meldungen Distributionen
Name: Zwei Probleme in Xen
ID: FEDORA-2015-15946
Distribution: Fedora
Plattformen: Fedora 21
Datum: So, 27. September 2015, 08:58
Referenzen: http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-5166
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-5165
Applikationen: Xen

Originalnachricht

Name        : xen
Product : Fedora 21
Version : 4.4.3
Release : 3.fc21
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:

libxl fails to honour readonly flag on disks with qemu-xen [XSA-142 (possible
fix)] ---- update to xen-4.4.3, including Use after free in QEMU/Xen block
unplug protocol [XSA-139, CVE-2015-5166], QEMU leak of uninitialized heap
memory
in rtl8139 device model [XSA-140, CVE-2015-5165]
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References:

[ 1 ] Bug #1248997 - CVE-2015-5166 Qemu: BlockBackend object use after free
issue (XSA-139)
https://bugzilla.redhat.com/show_bug.cgi?id=1248997
[ 2 ] Bug #1248760 - CVE-2015-5165 Qemu: rtl8139 uninitialized heap memory
information leakage to guest (XSA-140)
https://bugzilla.redhat.com/show_bug.cgi?id=1248760
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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 https://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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