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Medium · 6.5 CVE-2024-31420 EUVD-2024-1311GHSA-vjhf-6xfr-5p9gGO-2024-2688

Cnv: dos through repeatedly calling vm-dump-metrics until virt handler crashes

Published Apr 3, 2024 · Updated Nov 20, 2025 · Assigned by redhat

Description

A NULL pointer dereference flaw was found in KubeVirt. This flaw allows an attacker who has access to a virtual machine guest on a node with DownwardMetrics enabled to cause a denial of service by issuing a high number of calls to vm-dump-metrics --virtio and then deleting the virtual machine.

Affected products

VendorProductAffectedFixed
— cnv 4.15.0 —
Red Hat Red Hat OpenShift Virtualization 4 — —

Affected packages

EcosystemPackageAffectedFixedRecord
Go kubevirt.io/kubevirt <= 1.2.0 — GHSA-vjhf-6xfr-5p9g
Go kubevirt.io/kubevirt all versions — GO-2024-2688

References