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CVE-2021-28700

MEDIUM

4.9

Description

xen/arm: No memory limit for dom0less domUs The dom0less feature allows an administrator to create multiple unprivileged domains directly from Xen. Unfortunately, the memory limit from them is not set. This allow a domain to allocate memory beyond what an administrator originally configured.

Details CVE

Score CVSS v3.14.9

SeveriteMEDIUM

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

Vecteur d'attaqueNETWORK

ComplexiteLOW

Privileges requisHIGH

Interaction utilisateurNONE

Publie8/27/2021

Derniere modification11/21/2024

Sourcenvd

Observations honeypot0

Produits affectes

debian:debian_linuxfedoraproject:fedoraxen:xen

Faiblesses (CWE)

CWE-770

References

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2VQCFAPBNGBBAOMJZG6QBREOG5IIDZID/(security@xen.org)

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FZCNPSRPGFCQRYE2BI4D4Q4SCE56ANV2/(security@xen.org)

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LPRVHW4J4ZCPPOHZEWP5MOJT7XDGFFPJ/(security@xen.org)

https://security.gentoo.org/glsa/202208-23(security@xen.org)

https://www.debian.org/security/2021/dsa-4977(security@xen.org)

https://xenbits.xenproject.org/xsa/advisory-383.txt(security@xen.org)

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2VQCFAPBNGBBAOMJZG6QBREOG5IIDZID/(af854a3a-2127-422b-91ae-364da2661108)

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FZCNPSRPGFCQRYE2BI4D4Q4SCE56ANV2/(af854a3a-2127-422b-91ae-364da2661108)

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LPRVHW4J4ZCPPOHZEWP5MOJT7XDGFFPJ/(af854a3a-2127-422b-91ae-364da2661108)

https://security.gentoo.org/glsa/202208-23(af854a3a-2127-422b-91ae-364da2661108)

https://www.debian.org/security/2021/dsa-4977(af854a3a-2127-422b-91ae-364da2661108)

https://xenbits.xenproject.org/xsa/advisory-383.txt(af854a3a-2127-422b-91ae-364da2661108)

Correlations IOC

Aucune correlation enregistree

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