An issue was discovered in Xen through 4.14.x allowing x86 guest OS users to cause a denial of service (data corruption), cause a data leak, or possibly gain privileges because an AMD IOMMU page-table entry can be half-updated.
Max CVSS
7.8
EPSS Score
0.05%
Published
2020-10-22
Updated
2022-10-07
An issue was discovered in Xen through 4.14.x allowing x86 HVM and PVH guest OS users to cause a denial of service (data corruption), cause a data leak, or possibly gain privileges because coalescing of per-page IOMMU TLB flushes is mishandled.
Max CVSS
7.8
EPSS Score
0.05%
Published
2020-10-22
Updated
2022-04-26
An issue was discovered in Xen through 4.14.x allowing x86 guest OS users to cause a host OS denial of service, achieve data corruption, or possibly gain privileges by exploiting a race condition that leads to a use-after-free involving 2MiB and 1GiB superpages.
Max CVSS
7.0
EPSS Score
0.05%
Published
2020-10-22
Updated
2022-04-26
An issue was discovered in the Linux kernel through 5.9.1, as used with Xen through 4.14.x. Guest OS users can cause a denial of service (host OS hang) via a high rate of events to dom0, aka CID-e99502f76271.
Max CVSS
5.5
EPSS Score
0.05%
Published
2020-10-22
Updated
2023-08-22
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