Sicherheit: Zwei Probleme in Xen - Pro-Linux

Name        : xen
Product     : Fedora 20
Version     : 4.3.2
Release     : 7.fc20
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:

Long latency virtual-mmu operations are not preemptible
[XSA-97, CVE-2014-5146]
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ChangeLog:

* Wed Aug 13 2014 Michael Young <m.a.young@durham.ac.uk> - 4.3.2-7
- Long latency virtual-mmu operations are not preemptible
	[XSA-97, CVE-2014-5146]
* Fri Jun 20 2014 Michael Young <m.a.young@durham.ac.uk> - 4.3.2-6
- Hypervisor heap contents leaked to guest [XSA-100, CVE-2014-4021]
	(#1110316) with extra patch to avoid regression
* Sun Jun 15 2014 Michael Young <m.a.young@durham.ac.uk> - 4.3.2-5
- Fix %if line typo in the spec file
- Vulnerabilities in HVM MSI injection [XSA-96, CVE-2014-3967,CVE-2014-3968]
	(#1104583)
* Sun May 11 2014 Michael Young <m.a.young@durham.ac.uk> - 4.3.2-4
- add systemd preset support (#1094938)
* Thu May  1 2014 Michael Young <m.a.young@durham.ac.uk> - 4.3.2-3
- HVMOP_set_mem_type allows invalid P2M entries to be created
	[XSA-92, CVE-2014-3124] (#1093315)
* Wed Mar 26 2014 Michael Young <m.a.young@durham.ac.uk> - 4.3.2-2
- HVMOP_set_mem_access is not preemptible [XSA-89, CVE-2014-2599] (#1080425)
* Tue Feb 18 2014 Michael Young <m.a.young@durham.ac.uk> - 4.3.2-1
- update to xen-4.3.2
  includes fix for "Excessive time to disable caching with HVM guests with
    PCI passthrough" [XSA-60, CVE-2013-2212] (#987914)
- remove patches that are now included
* Wed Feb 12 2014 Michael Young <m.a.young@durham.ac.uk> - 4.3.1-10
- use-after-free in xc_cpupool_getinfo() under memory pressure [XSA-88,
    CVE-2014-1950] (#1064491)
* Thu Feb  6 2014 Michael Young <m.a.young@durham.ac.uk> - 4.3.1-9
- integer overflow in several XSM/Flask hypercalls [XSA-84, CVE-2014-1891,
    CVE-2014-1892, CVE-2014-1893, CVE-2014-1894]
  Off-by-one error in FLASK_AVC_CACHESTAT hypercall [XSA-85, CVE-2014-1895]
  libvchan failure handling malicious ring indexes [XSA-86, CVE-2014-1896]
    (#1062335)
* Fri Jan 24 2014 Michael Young <m.a.young@durham.ac.uk> - 4.3.1-8
- PHYSDEVOP_{prepare,release}_msix exposed to unprivileged pv guests
    [XSA-87, CVE-2014-1666] (#1058398)
* Thu Jan 23 2014 Michael Young <m.a.young@durham.ac.uk> - 4.3.1-7
- Out-of-memory condition yielding memory corruption during IRQ setup
    [XSA-83, CVE-2014-1642] (#1057142)
* Wed Dec 11 2013 Michael Young <m.a.young@durham.ac.uk> - 4.3.1-6
- Disaggregated domain management security status update [XSA-77]
- IOMMU TLB flushing may be inadvertently suppressed [XSA-80, CVE-2013-6400]
    (#1040024)
* Mon Dec  2 2013 Michael Young <m.a.young@durham.ac.uk> - 4.3.1-5
- HVM guest triggerable AMD CPU erratum may cause host hang
    [XSA-82, CVE-2013-6885]
* Tue Nov 26 2013 Michael Young <m.a.young@durham.ac.uk> - 4.3.1-4
- Lock order reversal between page_alloc_lock and mm_rwlock
    [XSA-74, CVE-2013-4553] (#1034925)
- Hypercalls exposed to privilege rings 1 and 2 of HVM guests
    [XSA-76, CVE-2013-4554] (#1034923)
* Thu Nov 21 2013 Michael Young <m.a.young@durham.ac.uk> - 4.3.1-3
- Insufficient TLB flushing in VT-d (iommu) code
    [XSA-78, CVE-2013-6375] (#1033149)
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References:

  [ 1 ] Bug #1124350 - CVE-2014-5146 CVE-2014-5149 xen: Long latency
 virtual-mmu operations are not preemptible (xsa-97)
        https://bugzilla.redhat.com/show_bug.cgi?id=1124350
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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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