CVE-2024-31420
Cnv: dos through repeatedly calling vm-dump-metrics until virt handler crashes
- State
- Published
- Severity
- 6.5 Medium
- Published
- Apr 3, 2024
- Updated
- Nov 20, 2025
- Reserved
- Apr 3, 2024
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.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 3.1 | 6.5 Medium | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H | redhat |
Weaknesses
- CWE-476 NULL Pointer Dereference
Affected Products
| Product | Versions |
|---|---|
cnv |
|
Red Hat OpenShift Virtualization 4Red Hat |
References
- https://access.redhat.com/security/cve/CVE-2024-31420vdb-entry
- RHBZ#2272951issue-tracking
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