Name        : xen
Product     : Fedora 21
Version     : 4.4.1
Release     : 4.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:

Race condition in HVMOP_track_dirty_vram [XSA-104] (#1145736)
Missing privilege level checks in x86 HLT, LGDT, LIDT, and LMSW emulation
[XSA-105] (#1145737)
Missing privilege level checks in x86 emulation of software interrupts
[XSA-106] (#1145738)
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References:

  [ 1 ] Bug #1140254 - CVE-2014-7154 kernel: xen: Race condition in
 HVMOP_track_dirty_vram (XSA-104)
        https://bugzilla.redhat.com/show_bug.cgi?id=1140254
  [ 2 ] Bug #1140266 - CVE-2014-7155 kernel: xen: Missing privilege level
 checks in x86 HLT, LGDT, LIDT, and LMSW emulation (XSA-105)
        https://bugzilla.redhat.com/show_bug.cgi?id=1140266
  [ 3 ] Bug #1140271 - CVE-2014-7156 kernel: xen: Missing privilege level
 checks in x86 emulation of software interrupts (XSA-106)
        https://bugzilla.redhat.com/show_bug.cgi?id=1140271
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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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