[SECURITY] Fedora 19 Update: xen-4.2.3-4.fc19

[updates at fedoraproject.org]

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Fedora Update Notification
FEDORA-2013-19048
2013-10-14 03:27:49
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Name        : xen
Product     : Fedora 19
Version     : 4.2.3
Release     : 4.fc19
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:

Five security fixes CVE-2013-4368 CVE-2013-4369 CVE-2013-4370 CVE-2013-4371 CVE-2013-4375

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ChangeLog:

* Thu Oct 10 2013 Michael Young <m.a.young at durham.ac.uk> - 4.2.3-4
- security fixes (#1017843)
  Information leak through outs instruction emulation in 64-bit PV guests
    [XSA-67, CVE-2013-4368]
  possible null dereference when parsing vif ratelimiting info
    [XSA-68, CVE-2013-4369]
  misplaced free in ocaml xc_vcpu_getaffinity stub
    [XSA-69, CVE-2013-4370]
  use-after-free in libxl_list_cpupool under memory pressure
    [XSA-70, CVE-2013-4371]
  qemu disk backend (qdisk) resource leak (Fedora doesn't build this qemu)
    [XSA-71, CVE-2013-4375]
* Wed Oct  2 2013 Michael Young <m.a.young at durham.ac.uk> - 4.2.3-3
- Set "Domain-0" label in xenstored.service systemd file to match
  xencommons init.d script.
- security fixes (#1013748)
  Information leaks to HVM guests through I/O instruction emulation
    [XSA-63, CVE-2013-4355]
  Information leak to HVM guests through fbld instruction emulation
    [XSA-66, CVE-2013-4361]
* Wed Sep 25 2013 Michael Young <m.a.young at durham.ac.uk> - 4.2.3-2
- Information leak on AVX and/or LWP capable CPUs [XSA-62, CVE-2013-1442]
  (#1012056)
* Mon Sep  9 2013 Michael Young <m.a.young at durham.ac.uk> - 4.2.3-1
- update to xen-4.2.3
  includes fix for [XSA-61, CVE-2013-4329] libxl partially sets up HVM
  passthrough even with disabled iommu
- remove included or unnecessary patches
* Wed Jun 26 2013 Michael Young <m.a.young at durham.ac.uk> - 4.2.2-10
- XSA-45/CVE-2013-1918 breaks page reference counting [XSA-58,
  CVE-2013-1432] (#978383)
- let pygrub handle set default="${next_entry}" line in F19 (#978036)
- libxl: Set vfb and vkb devid if not done so by the caller (#977987)
* Mon Jun 24 2013 Michael Young <m.a.young at durham.ac.uk> - 4.2.2-9
- add upstream patch for PCI passthrough problems after XSA-46 (#977310)
* Fri Jun 21 2013 Michael Young <m.a.young at durham.ac.uk> - 4.2.2-8
- xenstore permissions not set correctly by libxl [XSA-57,
  CVE-2013-2211] (#976779)
* Fri Jun 14 2013 Michael Young <m.a.young at durham.ac.uk> - 4.2.2-7
- Revised fixes for [XSA-55, CVE-2013-2194 CVE-2013-2195
  CVE-2013-2196] (#970640)
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References:

  [ 1 ] Bug #1012550 - CVE-2013-4368 xen: information leak through outs instruction emulation (XSA-67)
        https://bugzilla.redhat.com/show_bug.cgi?id=1012550
  [ 2 ] Bug #1012554 - CVE-2013-4369 xen: possible null dereference when parsing vif ratelimiting info (XSA-68)
        https://bugzilla.redhat.com/show_bug.cgi?id=1012554
  [ 3 ] Bug #1012561 - CVE-2013-4370 xen: misplaced free in ocaml xc_vcpu_getaffinity stub (XSA-69)
        https://bugzilla.redhat.com/show_bug.cgi?id=1012561
  [ 4 ] Bug #1012582 - CVE-2013-4371 xen: use-after-free in libxl_list_cpupool under memory pressure (XSA-70)
        https://bugzilla.redhat.com/show_bug.cgi?id=1012582
  [ 5 ] Bug #1012587 - CVE-2013-4375 xen: qemu disk backend (qdisk) resource leak (XSA-71)
        https://bugzilla.redhat.com/show_bug.cgi?id=1012587
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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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