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Sicherheit: Zahlenüberlauf in Xen
Aktuelle Meldungen Distributionen
Name: Zahlenüberlauf in Xen
ID: FEDORA-2014-5941
Distribution: Fedora
Plattformen: Fedora 19
Datum: Mo, 12. Mai 2014, 10:32
Referenzen: http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2014-3124
Applikationen: Xen

Originalnachricht

Name        : xen
Product : Fedora 19
Version : 4.2.4
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:

HVMOP_set_mem_type allows invalid P2M entries to be created
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ChangeLog:

* Thu May 1 2014 Michael Young <m.a.young@durham.ac.uk> - 4.3.2-4
- 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> - 4.2.4-3
- HVMOP_set_mem_access is not preemptible [XSA-89, CVE-2014-2599] (#1080425)
* Wed Feb 19 2014 Michael Young <m.a.young@durham.ac.uk> - 4.2.4-2
- 32-bit fix for "Guest triggerable AMD CPU erratum may cause host
hang"
[XSA-82, CVE-2013-6885]
* Tue Feb 18 2014 Michael Young <m.a.young@durham.ac.uk> - 4.2.4-1
- update to xen-4.2.4
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> - 4.2.3-16
- 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> - 4.2.3-15
- 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> - 4.2.3-14
- 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> - 4.2.3-13
- 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> - 4.2.3-12
- 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> - 4.2.3-11
- 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> - 4.2.3-10
- 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> - 4.2.3-9
- Insufficient TLB flushing in VT-d (iommu) code
[XSA-78, CVE-2013-6375] (#1033149)
* Sat Nov 9 2013 Michael Young <m.a.young@durham.ac.uk> - 4.2.3-8
- Host crash due to HVM guest VMX instruction execution
[XSA-75, CVE-2013-4551] (#1029055)
* Fri Nov 1 2013 Michael Young <m.a.young@durham.ac.uk> - 4.2.3-7
- Lock order reversal between page allocation and grant table locks
[XSA-73, CVE-2013-4494] (#1026248)
* Tue Oct 29 2013 Michael Young <m.a.young@durham.ac.uk> - 4.2.3-6
- ocaml xenstored mishandles oversized message replies
[XSA-72, CVE-2013-4416] (#1024450)
* Fri Oct 25 2013 Michael Young <m.a.young@durham.ac.uk> - 4.2.3-5
- systemd changes to allow oxenstored to be used instead of xenstored
(#1022640)
* Thu Oct 10 2013 Michael Young <m.a.young@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@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@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@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@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@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@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@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 #1088243 - CVE-2014-3124 xen: hypervisor: HVMOP_set_mem_type allows
invalid P2M entries to be created (XSA-92)
https://bugzilla.redhat.com/show_bug.cgi?id=1088243
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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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