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Search Parameters:
  • Results Type: Overview
  • Keyword (text search): cpe:2.3:a:citrix:xenserver:6.1:*:*:*:*:*:*:*
  • CPE Name Search: true
There are 6 matching records.
Displaying matches 1 through 6.
Vuln ID Summary CVSS Severity
CVE-2016-6259

Xen 4.5.x through 4.7.x do not implement Supervisor Mode Access Prevention (SMAP) whitelisting in 32-bit exception and event delivery, which allows local 32-bit PV guest OS kernels to cause a denial of service (hypervisor and VM crash) by triggering a safety check.

Published: August 02, 2016; 12:59:09 PM -0400
V3.0: 6.2 MEDIUM
V2.0: 4.9 MEDIUM
CVE-2016-6258

The PV pagetable code in arch/x86/mm.c in Xen 4.7.x and earlier allows local 32-bit PV guest OS administrators to gain host OS privileges by leveraging fast-paths for updating pagetable entries.

Published: August 02, 2016; 12:59:08 PM -0400
V3.0: 8.8 HIGH
V2.0: 7.2 HIGH
CVE-2016-5302

Citrix XenServer 7.0 before Hotfix XS70E003, when a deployment has been upgraded from an earlier release, might allow remote attackers on the management network to "compromise" a host by leveraging credentials for an Active Directory account.

Published: June 13, 2016; 10:59:10 AM -0400
V3.0: 9.8 CRITICAL
V2.0: 7.5 HIGH
CVE-2016-3712

Integer overflow in the VGA module in QEMU allows local guest OS users to cause a denial of service (out-of-bounds read and QEMU process crash) by editing VGA registers in VBE mode.

Published: May 11, 2016; 5:59:02 PM -0400
V3.1: 5.5 MEDIUM
V2.0: 2.1 LOW
CVE-2016-3710

The VGA module in QEMU improperly performs bounds checking on banked access to video memory, which allows local guest OS administrators to execute arbitrary code on the host by changing access modes after setting the bank register, aka the "Dark Portal" issue.

Published: May 11, 2016; 5:59:01 PM -0400
V3.1: 8.8 HIGH
V2.0: 7.2 HIGH
CVE-2016-1571

The paging_invlpg function in include/asm-x86/paging.h in Xen 3.3.x through 4.6.x, when using shadow mode paging or nested virtualization is enabled, allows local HVM guest users to cause a denial of service (host crash) via a non-canonical guest address in an INVVPID instruction, which triggers a hypervisor bug check.

Published: January 22, 2016; 10:59:06 AM -0500
V3.0: 6.3 MEDIUM
V2.0: 4.7 MEDIUM