| Beschreibung: | Summary:
The remote host is missing an update for the 'xen'
package(s) announced via the referenced advisory.
Vulnerability Insight:
Xen was updated to 4.4.2 to fix multiple vulnerabilities and non-security
bugs.
The following vulnerabilities were fixed:
* CVE-2015-4103: Potential unintended writes to host MSI message data
field via qemu (XSA-128) (boo#931625)
* CVE-2015-4104: PCI MSI mask bits inadvertently exposed to guests
(XSA-129) (boo#931626)
* CVE-2015-4105: Guest triggerable qemu MSI-X pass-through error messages
(XSA-130) (boo#931627)
* CVE-2015-4106: Unmediated PCI register access in qemu (XSA-131)
(boo#931628)
* CVE-2015-4164: DoS through iret hypercall handler (XSA-136) (boo#932996)
* CVE-2015-4163: GNTTABOP_swap_grant_ref operation misbehavior (XSA-134)
(boo#932790)
* CVE-2015-3209: heap overflow in qemu pcnet controller allowing guest to
host escape (XSA-135) (boo#932770)
* CVE-2015-3456: Fixed a buffer overflow in the floppy drive emulation,
which could be used to denial of service attacks or potential code
execution against the host. ()
* CVE-2015-3340: Xen did not initialize certain fields, which allowed
certain remote service domains to obtain sensitive information from
memory via a (1) XEN_DOMCTL_gettscinfo or (2)
XEN_SYSCTL_getdomaininfolist request. ()
* CVE-2015-2752: Long latency MMIO mapping operations are not preemptible
(XSA-125 boo#922705)
* CVE-2015-2756: Unmediated PCI command register access in qemu (XSA-126
boo#922706)
* CVE-2015-2751: Certain domctl operations may be abused to lock up the
host (XSA-127 boo#922709)
* CVE-2015-2151: Hypervisor memory corruption due to x86 emulator flaw
(boo#919464 XSA-123)
* CVE-2015-2045: Information leak through version information hypercall
(boo#918998 XSA-122)
* CVE-2015-2044: Information leak via internal x86 system device emulation
(boo#918995 (XSA-121)
* CVE-2015-2152: HVM qemu unexpectedly enabling emulated VGA graphics
backends (boo#919663 XSA-119)
* CVE-2014-3615: information leakage when guest sets high resolution
(boo#895528)
The following non-security bugs were fixed:
* xentop: Fix memory leak on read failure
* boo#923758: xen dmesg contains bogus output in early boot
* boo#921842: Xentop doesn't display disk statistics for VMs using qdisks
* boo#919098: L3: XEN blktap device intermittently fails to connect
* boo#882089: Windows 2012 R2 fails to boot up with greater than 60 vcpus
* boo#903680: Problems with detecting free loop devices on Xen guest
startup
* boo#861318: xentop reports 'Found interface vif101.0 but domain 101 does
not exist.'
* boo#901488: Intel ixgbe driver assigns rx/tx queues per core resulting
in irq problems on servers with a ...
Description truncated, please see the referenced URL(s) for more information.
Affected Software/OS:
xen on openSUSE 13.2
Solution:
Please install the updated package(s).
CVSS Score:
7.8
CVSS Vector:
AV:N/AC:L/Au:N/C:N/I:N/A:C
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