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Sicherheit: Mehrere Probleme in Xen
Aktuelle Meldungen Distributionen
Name: Mehrere Probleme in Xen
ID: FEDORA-2016-1c3374bcb9
Distribution: Fedora
Plattformen: Fedora 23
Datum: Mi, 21. September 2016, 23:19
Referenzen: http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-7092
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-7093
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-7094

Originalnachricht

Name        : xen
Product : Fedora 23
Version : 4.5.3
Release : 10.fc23
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:

x86: Disallow L3 recursive pagetable for 32-bit PV guests [XSA-185,
CVE-2016-7092] (#1374470) x86: Mishandling of instruction pointer truncation
during emulation [XSA-186, CVE-2016-7093] (#1374471) x86 HVM: Overflow of
sh_ctxt->seg_reg[] [XSA-187, CVE-2016-7094] (#1374473)
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References:

[ 1 ] Bug #1370319 - CVE-2016-7092 xen: x86: Disallow L3 recursive pagetable
for 32-bit PV guests
https://bugzilla.redhat.com/show_bug.cgi?id=1370319
[ 2 ] Bug #1370322 - CVE-2016-7093 xen: x86: Mishandling of instruction
pointer truncation during emulation
https://bugzilla.redhat.com/show_bug.cgi?id=1370322
[ 3 ] Bug #1370332 - CVE-2016-7094 xen: x86 HVM: Overflow of
sh_ctxt->seg_reg[]
https://bugzilla.redhat.com/show_bug.cgi?id=1370332
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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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