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Search Parameters:
  • Results Type: Overview
  • Keyword (text search): cpe:2.3:a:citrix:xenserver:7.6:*:*:*:*:*:*:*
  • CPE Name Search: true
There are 3 matching records.
Displaying matches 1 through 3.
Vuln ID Summary CVSS Severity
CVE-2018-19965

An issue was discovered in Xen through 4.11.x allowing 64-bit PV guest OS users to cause a denial of service (host OS crash) because #GP[0] can occur after a non-canonical address is passed to the TLB flushing code. NOTE: this issue exists because of an incorrect CVE-2017-5754 (aka Meltdown) mitigation.

Published: December 07, 2018; 11:29:00 PM -0500
V3.0: 5.6 MEDIUM
V2.0: 4.7 MEDIUM
CVE-2018-19962

An issue was discovered in Xen through 4.11.x on AMD x86 platforms, possibly allowing guest OS users to gain host OS privileges because small IOMMU mappings are unsafely combined into larger ones.

Published: December 07, 2018; 11:29:00 PM -0500
V3.0: 7.8 HIGH
V2.0: 6.9 MEDIUM
CVE-2018-19961

An issue was discovered in Xen through 4.11.x on AMD x86 platforms, possibly allowing guest OS users to gain host OS privileges because TLB flushes do not always occur after IOMMU mapping changes.

Published: December 07, 2018; 11:29:00 PM -0500
V3.0: 7.8 HIGH
V2.0: 6.9 MEDIUM