[SECURITY] Fedora 25 Update: xen-4.7.3-7.fc25

--------------------------------------------------------------------------------
Fedora Update Notification
FEDORA-2017-d4709b0d8b
2017-11-01 15:19:51.800150
--------------------------------------------------------------------------------

Name        : xen
Product     : Fedora 25
Version     : 4.7.3
Release     : 7.fc25
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

--------------------------------------------------------------------------------
Update Information:

xen: various flaws (#1501391) multiple MSI mapping issues on x86 [XSA-237] DMOP
map/unmap missing argument checks [XSA-238] hypervisor stack leak in x86 I/O
intercept code [XSA-239] Unlimited recursion in linear pagetable de-typing
[XSA-240] Stale TLB entry due to page type release race [XSA-241] page type
reference leak on x86 [XSA-242] x86: Incorrect handling of self-linear shadow
mappings with translated guests [XSA-243] x86: Incorrect handling of IST
settings during CPU hotplug [XSA-244]  ----  ARM: Some memory not scrubbed at
boot [XSA-245] Qemu: vga: reachable assert failure during during display update
[CVE-2017-13673] (#1486591) Qemu: vga: OOB read access during display update
[CVE-2017-13672] (#1486562)
--------------------------------------------------------------------------------
References:

  [ 1 ] Bug #1499817 - CVE-2017-15590 xsa237 xen: multiple MSI mapping issues on x86
(XSA-237)
        https://bugzilla.redhat.com/show_bug.cgi?id=1499817
  [ 2 ] Bug #1499818 - CVE-2017-15591 xsa238 xen: DMOP map/unmap missing argument checks
(XSA-238)
        https://bugzilla.redhat.com/show_bug.cgi?id=1499818
  [ 3 ] Bug #1499819 - CVE-2017-15589 xsa239 xen: hypervisor stack leak in x86 I/O
intercept code (XSA-239)
        https://bugzilla.redhat.com/show_bug.cgi?id=1499819
  [ 4 ] Bug #1499820 - CVE-2017-15595 xsa240 xen: Unlimited recursion in linear pagetable
de-typing (XSA-240)
        https://bugzilla.redhat.com/show_bug.cgi?id=1499820
  [ 5 ] Bug #1499821 - CVE-2017-15588 xsa241 xen: Stale TLB entry due to page type release
race (XSA-241)
        https://bugzilla.redhat.com/show_bug.cgi?id=1499821
  [ 6 ] Bug #1499822 - CVE-2017-15593 xsa242 xen: page type reference leak on x86
(XSA-242)
        https://bugzilla.redhat.com/show_bug.cgi?id=1499822
  [ 7 ] Bug #1499823 - CVE-2017-15592 xsa243 xen: x86: Incorrect handling of self-linear
shadow mappings with translated guests (XSA-243)
        https://bugzilla.redhat.com/show_bug.cgi?id=1499823
  [ 8 ] Bug #1499824 - CVE-2017-15594 xsa244 xen: x86: Incorrect handling of IST settings
during CPU hotplug (XSA-244)
        https://bugzilla.redhat.com/show_bug.cgi?id=1499824
  [ 9 ] Bug #1499825 - xsa245 xen: ARM: Some memory not scrubbed at boot (XSA-245)
        https://bugzilla.redhat.com/show_bug.cgi?id=1499825
  [ 10 ] Bug #1486588 - CVE-2017-13673 Qemu: vga: reachable assert failure during during
display update
        https://bugzilla.redhat.com/show_bug.cgi?id=1486588
  [ 11 ] Bug #1486560 - CVE-2017-13672 Qemu: vga: OOB read access during display update
        https://bugzilla.redhat.com/show_bug.cgi?id=1486560
--------------------------------------------------------------------------------

This update can be installed with the "dnf" update program. Use
su -c 'dnf upgrade xen' at the command line.
For more information, refer to the dnf documentation available at
http://dnf.readthedocs.io/en/latest/command_ref.html#upgrade-command-label

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
--------------------------------------------------------------------------------