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Xen Hypervisor Flaws Let One Malicious VM Read and Write Any Other VM's Memory

Two flaws in the Xen hypervisor allow a malicious guest virtual machine (VM) to read and write the memory of other VMs on the same host, including dom0. Dom0 is the VM that, by default, has full permissions and manages the others. Patches are out, and there is no known mitigation, the Xen Project said in an advisory on November 3. All Xen versions from 4.6 onward are vulnerable,

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Qué ocurrió

Two flaws in the Xen hypervisor allow a malicious guest virtual machine (VM) to read and write the memory of other VMs on the same host, including dom0. Dom0 is the VM that, by default, has full permissions and manages the others. Patches are out, and there is no known mitigation, the Xen Project said in an advisory on November 3. All Xen versions from 4.6 onward are vulnerable,

Por que importa

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Entidades afectadas

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1 articulos · 1 informe original · 1 independientes

  1. The Hacker NewsFuente primaria · Respalda · EN · 100%
    Xen Hypervisor Flaws Let One Malicious VM Read and Write Any Other VM's Memory ↗

Afirmaciones

  • Xen Hypervisor Flaws Let One Malicious VM Read and Write Any Other VM's Memory Observado

Conflictos

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Cronología

  1. Primera publicación

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Explicación de puntuaciones

Confianza · fórmula confidence-2.1.0
Fiabilidad de fuentes80
Corroboración independiente51
Evidencia primaria35
Coherencia de afirmaciones82
Confianza de extracción82
Calidad de atribución90
Impacto · fórmula impact-2.1.0
Magnitud del evento45
Relevancia de mercado74
Importancia de entidades42
Alcance del mercado45
Novedad68
Urgencia55
Clasificación · fórmula rank-1.0.0
Factor de confianza0.8425
Factor de actualidad0.9944
Bono de urgencia0
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