6.2Media

CVE-2021-32843

moby hyperkit Publicada: 2023-02-17 03:00 (hace 3 años)

Descripción

HyperKit is a toolkit for embedding hypervisor capabilities in an application. In versions 0.20210107 and prior of HyperKit, `virtio.c` has is a call to `vc_cfgread` that does not check for null which when called makes the host crash. This issue may lead to a guest crashing the host causing a denial of service. This issue is fixed in commit df0e46c7dbfd81a957d85e449ba41b52f6f7beb4.

Debilidad (CWE): CWE-476

Datos: CVE.org, NVD, CISA KEV, FIRST EPSS, Ubuntu. Se publican tal como los indican las fuentes, en inglés.

Productos y versiones afectados

Fabricante	Producto	Versiones
moby	hyperkit	0.20210107 – ≤ 0.20210107

Referencias y parches

Puntuación CVSS

6.2Media

Fuente: GitHub_M · CVSS 3.1

Vector de ataque: Local
Complejidad: Baja
Privilegios: Ninguno
Interacción del usuario: Ninguna
Alcance: Sin cambio
Confidencialidad: Ninguno
Integridad: Ninguno
Disponibilidad: Alto

CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS (probabilidad de explotación en 30 días)

0.23%

superior al 14 % de todas las CVE

Evaluación de CISA (SSVC)

Explotación: none
Automatizable: no
Impacto técnico: partial

Cronología

ID reservado2021-05-12
Publicada2023-02-17 03:00
Llegó a IP-DB2026-10-25 00:04
Última actualización2025-03-11 00:10

Asignada por (CNA): GitHub_M

Ver en la fuente: CVE.org · NVD

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