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Sicherheit: Mehrere Probleme in Xen
Aktuelle Meldungen Distributionen
Name: Mehrere Probleme in Xen
ID: FEDORA-2016-8fd9019541
Distribution: Fedora
Plattformen: Fedora 22
Datum: So, 29. Mai 2016, 13:13
Referenzen: http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-3710
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-4480
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-3712

Originalnachricht

Name        : xen
Product : Fedora 22
Version : 4.5.3
Release : 5.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:

in systemd only try to load kernel modules that are in Fedora (#1291089) x86
software guest page walk PS bit handling flaw [XSA-176, CVE-2016-4480]
(#1332657) ---- create link to /usr/bin/qemu-system-i386 from
/usr/lib/xen/bin
for back compatibility and for virt-manager, cleaner fix for XSA-179 on qemu-
xen-traditional ---- qemu-kvm: Integer overflow in SDL when creating too wide
screen QEMU: Banked access to VGA memory (VBE) uses inconsistent bounds checks
[XSA-179, CVE-2016-3710, CVE-2016-3712]
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References:

[ 1 ] Bug #1332657 - CVE-2016-4480 xsa176 xen: x86 software guest page walk
PS bit handling flaw (XSA-176)
https://bugzilla.redhat.com/show_bug.cgi?id=1332657
[ 2 ] Bug #1318727 - qemu-kvm: Integer overflow in SDL when creating too wide
screen
https://bugzilla.redhat.com/show_bug.cgi?id=1318727
[ 3 ] Bug #1331401 - CVE-2016-3710 qemu: incorrect banked access bounds
checking in vga module
https://bugzilla.redhat.com/show_bug.cgi?id=1331401
[ 4 ] Bug #1318712 - CVE-2016-3712 qemu-kvm: Out-of-bounds read when creating
weird vga screen surface
https://bugzilla.redhat.com/show_bug.cgi?id=1318712
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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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