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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 |
V4.0:(not available) 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 |
V4.0:(not available) 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 |
V4.0:(not available) V3.0: 7.8 HIGH V2.0: 6.9 MEDIUM |