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SUSE-SU-2015:0613-1

Опубликовано: 09 мар. 2015
Источник: suse-cvrf

Описание

Security update for Xen

The XEN hypervisor received updates to fix various security issues and bugs.

The following security issues were fixed:

  • CVE-2015-2151: XSA-123: A hypervisor memory corruption due to x86 emulator flaw.
  • CVE-2015-2045: XSA-122: Information leak through version information hypercall.
  • CVE-2015-2044: XSA-121: Information leak via internal x86 system device emulation.
  • CVE-2015-2152: XSA-119: HVM qemu was unexpectedly enabling emulated VGA graphics backends.
  • CVE-2014-3615: Information leakage when guest sets high graphics resolution.
  • CVE-2015-0361: XSA-116: A xen crash due to use after free on hvm guest teardown.
  • CVE-2014-9065, CVE-2014-9066: XSA-114: xen: p2m lock starvation.

Also the following bugs were fixed:

  • bnc#919098 - XEN blktap device intermittently fails to connect
  • bnc#882089 - Windows 2012 R2 fails to boot up with greater than 60 vcpus
  • bnc#903680 - Problems with detecting free loop devices on Xen guest startup
  • bnc#861318 - xentop reports 'Found interface vif101.0 but domain 101 does not exist.'
  • Update seabios to rel-1.7.3.1 which is the correct version for Xen 4.4
  • Enhancement to virsh/libvirtd 'send-key' command The xen side small fix. (FATE#317240)
  • bnc#901488 - Intel ixgbe driver assigns rx/tx queues per core resulting in irq problems on servers with a large amount of CPU cores
  • bnc#910254 - SLES11 SP3 Xen VT-d igb NIC doesn't work
  • Add domain_migrate_constraints_set API to Xend's http interface (FATE#317239)
  • Restore missing fixes from block-dmmd script
  • bnc#904255 - XEN boot hangs in early boot on UEFI system
  • bsc#912011 - high ping latency after upgrade to latest SLES11SP3 on xen Dom0
  • Fix missing banner by restoring the figlet program.

Список пакетов

SUSE Linux Enterprise Desktop 12
xen-4.4.1_10-9.1
xen-kmp-default-4.4.1_10_k3.12.36_38-9.1
xen-libs-4.4.1_10-9.1
xen-libs-32bit-4.4.1_10-9.1
SUSE Linux Enterprise Server 12
xen-4.4.1_10-9.1
xen-doc-html-4.4.1_10-9.1
xen-kmp-default-4.4.1_10_k3.12.36_38-9.1
xen-libs-4.4.1_10-9.1
xen-libs-32bit-4.4.1_10-9.1
xen-tools-4.4.1_10-9.1
xen-tools-domU-4.4.1_10-9.1
SUSE Linux Enterprise Server for SAP Applications 12
xen-4.4.1_10-9.1
xen-doc-html-4.4.1_10-9.1
xen-kmp-default-4.4.1_10_k3.12.36_38-9.1
xen-libs-4.4.1_10-9.1
xen-libs-32bit-4.4.1_10-9.1
xen-tools-4.4.1_10-9.1
xen-tools-domU-4.4.1_10-9.1
SUSE Linux Enterprise Software Development Kit 12
xen-devel-4.4.1_10-9.1

Описание

The VGA emulator in QEMU allows local guest users to read host memory by setting the display to a high resolution.


Затронутые продукты
SUSE Linux Enterprise Desktop 12:xen-4.4.1_10-9.1
SUSE Linux Enterprise Desktop 12:xen-kmp-default-4.4.1_10_k3.12.36_38-9.1
SUSE Linux Enterprise Desktop 12:xen-libs-32bit-4.4.1_10-9.1
SUSE Linux Enterprise Desktop 12:xen-libs-4.4.1_10-9.1

Ссылки

Описание

common/spinlock.c in Xen 4.4.x and earlier does not properly handle read and write locks, which allows local x86 guest users to cause a denial of service (write denial or NMI watchdog timeout and host crash) via a large number of read requests, a different vulnerability to CVE-2014-9066.


Затронутые продукты
SUSE Linux Enterprise Desktop 12:xen-4.4.1_10-9.1
SUSE Linux Enterprise Desktop 12:xen-kmp-default-4.4.1_10_k3.12.36_38-9.1
SUSE Linux Enterprise Desktop 12:xen-libs-32bit-4.4.1_10-9.1
SUSE Linux Enterprise Desktop 12:xen-libs-4.4.1_10-9.1

Ссылки

Описание

Xen 4.4.x and earlier, when using a large number of VCPUs, does not properly handle read and write locks, which allows local x86 guest users to cause a denial of service (write denial or NMI watchdog timeout and host crash) via a large number of read requests, a different vulnerability than CVE-2014-9065.


Затронутые продукты
SUSE Linux Enterprise Desktop 12:xen-4.4.1_10-9.1
SUSE Linux Enterprise Desktop 12:xen-kmp-default-4.4.1_10_k3.12.36_38-9.1
SUSE Linux Enterprise Desktop 12:xen-libs-32bit-4.4.1_10-9.1
SUSE Linux Enterprise Desktop 12:xen-libs-4.4.1_10-9.1

Ссылки

Описание

Use-after-free vulnerability in Xen 4.2.x, 4.3.x, and 4.4.x allows remote domains to cause a denial of service (system crash) via a crafted hypercall during HVM guest teardown.


Затронутые продукты
SUSE Linux Enterprise Desktop 12:xen-4.4.1_10-9.1
SUSE Linux Enterprise Desktop 12:xen-kmp-default-4.4.1_10_k3.12.36_38-9.1
SUSE Linux Enterprise Desktop 12:xen-libs-32bit-4.4.1_10-9.1
SUSE Linux Enterprise Desktop 12:xen-libs-4.4.1_10-9.1

Ссылки

Описание

The emulation routines for unspecified X86 devices in Xen 3.2.x through 4.5.x does not properly initialize data, which allow local HVM guest users to obtain sensitive information via vectors involving an unsupported access size.


Затронутые продукты
SUSE Linux Enterprise Desktop 12:xen-4.4.1_10-9.1
SUSE Linux Enterprise Desktop 12:xen-kmp-default-4.4.1_10_k3.12.36_38-9.1
SUSE Linux Enterprise Desktop 12:xen-libs-32bit-4.4.1_10-9.1
SUSE Linux Enterprise Desktop 12:xen-libs-4.4.1_10-9.1

Ссылки

Описание

The HYPERVISOR_xen_version hypercall in Xen 3.2.x through 4.5.x does not properly initialize data structures, which allows local guest users to obtain sensitive information via unspecified vectors.


Затронутые продукты
SUSE Linux Enterprise Desktop 12:xen-4.4.1_10-9.1
SUSE Linux Enterprise Desktop 12:xen-kmp-default-4.4.1_10_k3.12.36_38-9.1
SUSE Linux Enterprise Desktop 12:xen-libs-32bit-4.4.1_10-9.1
SUSE Linux Enterprise Desktop 12:xen-libs-4.4.1_10-9.1

Ссылки

Описание

The x86 emulator in Xen 3.2.x through 4.5.x does not properly ignore segment overrides for instructions with register operands, which allows local guest users to obtain sensitive information, cause a denial of service (memory corruption), or possibly execute arbitrary code via unspecified vectors.


Затронутые продукты
SUSE Linux Enterprise Desktop 12:xen-4.4.1_10-9.1
SUSE Linux Enterprise Desktop 12:xen-kmp-default-4.4.1_10_k3.12.36_38-9.1
SUSE Linux Enterprise Desktop 12:xen-libs-32bit-4.4.1_10-9.1
SUSE Linux Enterprise Desktop 12:xen-libs-4.4.1_10-9.1

Ссылки

Описание

Xen 4.5.x and earlier enables certain default backends when emulating a VGA device for an x86 HVM guest qemu even when the configuration disables them, which allows local guest users to obtain access to the VGA console by (1) setting the DISPLAY environment variable, when compiled with SDL support, or connecting to the VNC server on (2) ::1 or (3) 127.0.0.1, when not compiled with SDL support.


Затронутые продукты
SUSE Linux Enterprise Desktop 12:xen-4.4.1_10-9.1
SUSE Linux Enterprise Desktop 12:xen-kmp-default-4.4.1_10_k3.12.36_38-9.1
SUSE Linux Enterprise Desktop 12:xen-libs-32bit-4.4.1_10-9.1
SUSE Linux Enterprise Desktop 12:xen-libs-4.4.1_10-9.1

Ссылки
Уязвимость SUSE-SU-2015:0613-1