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cvelistMitreCVELIST:CVE-2022-37394
HistoryAug 03, 2022 - 6:43 a.m.

CVE-2022-37394

2022-08-0306:43:44
mitre
www.cve.org
6
openstack nova
denial of service
authenticated user
sr-iov
cve-2022-37394

AI Score

4.4

Confidence

High

EPSS

0.001

Percentile

17.2%

An issue was discovered in OpenStack Nova before 23.2.2, 24.x before 24.1.2, and 25.x before 25.0.2. By creating a neutron port with the direct vnic_type, creating an instance bound to that port, and then changing the vnic_type of the bound port to macvtap, an authenticated user may cause the compute service to fail to restart, resulting in a possible denial of service. Only Nova deployments configured with SR-IOV are affected.

AI Score

4.4

Confidence

High

EPSS

0.001

Percentile

17.2%