CVE-2021-28694

IOMMU page mapping issues on x86 This CNA information record relates to multiple CVEs; the text explains which aspects/vulnerabilities correspond to which CVE. Both AMD and Intel allow ACPI tables to specify regions of memory which should be left untranslated, which typically means these addresse...

CVE-2020-24718

bhyve, as used in FreeBSD through 12.1 and illumos e.g., OmniOS CE through r151034 and OpenIndiana through Hipster 2020.04, does not properly restrict VMCS and VMCB read/write operations, as demonstrated by a root user in a container on an Intel system, who can gain privileges by modifying...

UBUNTU-CVE-2020-25602

An issue was discovered in Xen through 4.14.x. An x86 PV guest can trigger a host OS crash when handling guest access to MSRMISCENABLE. When a guest accesses certain Model Specific Registers, Xen first reads the value from hardware to use as the basis for auditing the guest access. For the...

Intel System CU - Buffer Overflow (DoS) Vulnerability

Document Title: =============== Intel System CU - Buffer Overflow DoS Vulnerability References Source: ==================== https://www.vulnerability-lab.com/getcontent.php?id=2133 Security ID: INTEL-SA-00134 https://nvd.nist.gov/vuln/detail/CVE-2018-3661...

kernel: guest crashes on non-EPT machines may crash the host as well

arch/x86/hvm/vmx/vmcs.c in the virtual-machine control structure VMCS implementation in the Linux kernel 2.6.18 on Red Hat Enterprise Linux RHEL 5, when an Intel platform without Extended Page Tables EPT functionality is used, accesses VMCS fields without verifying hardware support for these...