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Sigurnosni nedostaci programskog paketa xen

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——————————————————————————–
Fedora Update Notification
FEDORA-2014-15521
2014-11-22 11:34:02
——————————————————————————–

Name : xen
Product : Fedora 20
Version : 4.3.3
Release : 5.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

——————————————————————————–
Update Information:

Guest effectable page reference leak in MMU_MACHPHYS_UPDATE handling
Insufficient restrictions on certain MMU update hypercalls,
Missing privilege level checks in x86 emulation of far branches,
Add fix for CVE-2014-0150 to qemu-dm, though it probably isn’t
exploitable from xen
——————————————————————————–
ChangeLog:

* Thu Nov 20 2014 Michael Young <m.a.young@durham.ac.uk> – 4.3.3-5
– Guest effectable page reference leak in MMU_MACHPHYS_UPDATE handling
[XSA-113] (#1166261)
* Wed Nov 19 2014 Michael Young <m.a.young@durham.ac.uk> – 4.3.3-4
– Insufficient restrictions on certain MMU update hypercalls [XSA-109,
CVE-2014-8594] (#1165205)
– Missing privilege level checks in x86 emulation of far branches [XSA-110,
CVE-2014-8595] (#1165204)
– Add fix for CVE-2014-0150 to qemu-dm, though it probably isn’t
exploitable from xen (#1086776)
* Wed Oct 1 2014 Michael Young <m.a.young@durham.ac.uk> – 4.3.3-3
– Improper MSR range used for x2APIC emulation [XSA-108, CVE-2014-7188]
(#1148465)
* Tue Sep 23 2014 Michael Young <m.a.young@durham.ac.uk> – 4.3.3-2
– Race condition in HVMOP_track_dirty_vram [XSA-104, CVE-2014-7154] (#1145736)
– Missing privilege level checks in x86 HLT, LGDT, LIDT, and LMSW emulation
[XSA-105, CVE-2014-7155] (#1145737)
– Missing privilege level checks in x86 emulation of software interrupts
[XSA-106, CVE-2014-7156] (#1145738)
* Tue Sep 2 2014 Michael Young <m.a.young@durham.ac.uk> – 4.3.3-1
– update to xen-4.3.3
remove patches for fixes that are now included
* 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)
——————————————————————————–
References:

[ 1 ] Bug #1166913 – CVE-2014-9030 kernel: xen: Guest effectable page reference leak in MMU_MACHPHYS_UPDATE handling
https://bugzilla.redhat.com/show_bug.cgi?id=1166913
[ 2 ] Bug #1160664 – CVE-2014-8594 kernel: xen: Insufficient restrictions on certain MMU update hypercalls (xsa109)
https://bugzilla.redhat.com/show_bug.cgi?id=1160664
[ 3 ] Bug #1160643 – CVE-2014-8595 kernel: xen: Missing privilege level checks in x86 emulation of far branches (xsa110)
https://bugzilla.redhat.com/show_bug.cgi?id=1160643
[ 4 ] Bug #1078846 – CVE-2014-0150 qemu: virtio-net: buffer overflow in virtio_net_handle_mac() function
https://bugzilla.redhat.com/show_bug.cgi?id=1078846
——————————————————————————–

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
——————————————————————————–
_______________________________________________
package-announce mailing list
package-announce@lists.fedoraproject.org
https://admin.fedoraproject.org/mailman/listinfo/package-announce

——————————————————————————–
Fedora Update Notification
FEDORA-2014-15503
2014-11-22 11:33:17
——————————————————————————–

Name : xen
Product : Fedora 19
Version : 4.2.5
Release : 5.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

——————————————————————————–
Update Information:

Guest effectable page reference leak in MMU_MACHPHYS_UPDATE handling
Insufficient restrictions on certain MMU update hypercalls,
Missing privilege level checks in x86 emulation of far branches,
Add fix for CVE-2014-0150 to qemu-dm, though it probably isn’t
exploitable from xen
——————————————————————————–
ChangeLog:

* Thu Nov 20 2014 Michael Young <m.a.young@durham.ac.uk> – 4.2.5-5
– Guest effectable page reference leak in MMU_MACHPHYS_UPDATE handling
[XSA-113] (#1166261)
* Wed Nov 19 2014 Michael Young <m.a.young@durham.ac.uk> – 4.2.5-4
– Insufficient restrictions on certain MMU update hypercalls [XSA-109,
CVE-2014-8594] (#1165205)
– Missing privilege level checks in x86 emulation of far branches [XSA-110,
CVE-2014-8595] (#1165204)
– Add fix for CVE-2014-0150 to qemu-dm, though it probably isn’t
exploitable from xen (#1086776)
* Wed Oct 1 2014 Michael Young <m.a.young@durham.ac.uk> – 4.2.5-3
– Improper MSR range used for x2APIC emulation [XSA-108, CVE-2014-7188]
(#1148465)
* Tue Sep 23 2014 Michael Young <m.a.young@durham.ac.uk> – 4.2.5-2
– Race condition in HVMOP_track_dirty_vram [XSA-104, CVE-2014-7154] (#1145736)
– Missing privilege level checks in x86 HLT, LGDT, LIDT, and LMSW emulation
[XSA-105, CVE-2014-7155] (#1145737)
– Missing privilege level checks in x86 emulation of software interrupts
[XSA-106, CVE-2014-7156] (#1145738)
* Tue Sep 2 2014 Michael Young <m.a.young@durham.ac.uk> – 4.2.5-1
– update to xen-4.2.5
remove patches for fixes that are now included
* Thu Aug 14 2014 Michael Young <m.a.young@durham.ac.uk> – 4.2.4-7
– 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> – 4.2.4-6
– 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> – 4.2.4-5
– Vulnerabilities in HVM MSI injection [XSA-96, CVE-2014-3967,CVE-2014-3968]
(#1104583)
* Thu May 1 2014 Michael Young <m.a.young@durham.ac.uk> – 4.2.4-4
– 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)
——————————————————————————–
References:

[ 1 ] Bug #1166913 – CVE-2014-9030 kernel: xen: Guest effectable page reference leak in MMU_MACHPHYS_UPDATE handling
https://bugzilla.redhat.com/show_bug.cgi?id=1166913
[ 2 ] Bug #1160664 – CVE-2014-8594 kernel: xen: Insufficient restrictions on certain MMU update hypercalls (xsa109)
https://bugzilla.redhat.com/show_bug.cgi?id=1160664
[ 3 ] Bug #1160643 – CVE-2014-8595 kernel: xen: Missing privilege level checks in x86 emulation of far branches (xsa110)
https://bugzilla.redhat.com/show_bug.cgi?id=1160643
[ 4 ] Bug #1078846 – CVE-2014-0150 qemu: virtio-net: buffer overflow in virtio_net_handle_mac() function
https://bugzilla.redhat.com/show_bug.cgi?id=1078846
——————————————————————————–

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
——————————————————————————–
_______________________________________________
package-announce mailing list
package-announce@lists.fedoraproject.org
https://admin.fedoraproject.org/mailman/listinfo/package-announce

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