{"id":"CVE-2024-31420","aliases":["EUVD-2024-1311","GHSA-vjhf-6xfr-5p9g","GO-2024-2688"],"status":"published","title":"Cnv: dos through repeatedly calling vm-dump-metrics until virt handler crashes","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.","severity":{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00644,"percentile":0.51244,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-476"],"published":"2024-04-03T14:01:07Z","modified":"2026-09-10T03:50:11Z","affected":[{"source":"ghsa","ecosystem":"Go","package":"kubevirt.io/kubevirt","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"last_affected":"1.2.0"}]}]},{"source":"osv","ecosystem":"Go","package":"kubevirt.io/kubevirt","ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"last_affected":"1.2.0"}]}]},{"source":"osv","ecosystem":"Go","package":"kubevirt.io/kubevirt","ranges":[{"type":"SEMVER","events":[{"introduced":"0"}]}]}],"products":[{"vendor":"red hat","product":"red hat openshift virtualization 4"}],"references":[{"url":"https://access.redhat.com/security/cve/CVE-2024-31420","tags":["vdb-entry","x_refsource_REDHAT","x_transferred","web"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2272951","tags":["issue-tracking","x_refsource_REDHAT","x_transferred","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2024-31420","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-vjhf-6xfr-5p9g","tags":["advisory"]},{"url":"https://github.com/kubevirt/kubevirt","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2024-31420","title":"Cnv: dos through repeatedly calling vm-dump-metrics until virt handler crashes","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.","status":"published","published":"2024-04-03T14:01:07.124Z","modified":"2025-11-20T19:12:24.292Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"cna"}],"cwes":["CWE-476"],"updated_at":"2026-11-02T14:34:13.991836Z"}],"euvd":[{"id":"EUVD-2024-1311","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.","status":"published","published":"2024-04-03T14:01:07Z","modified":"2025-11-20T19:12:24Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T19:49:14.058235Z"}],"ghsa":[{"id":"GHSA-vjhf-6xfr-5p9g","title":"KubeVirt NULL pointer dereference flaw","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.","status":"published","published":"2024-04-03T15:30:42Z","modified":"2024-04-03T18:46:16Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"cwes":["CWE-476"],"updated_at":"2026-11-02T14:37:42.744468Z"}],"nvd":[{"id":"CVE-2024-31420","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.","status":"published","published":"2024-04-03T14:15:18.31Z","modified":"2026-06-17T07:28:24.29Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"secondary"}],"cwes":["CWE-476"],"updated_at":"2026-11-02T14:09:46.373977Z"}],"osv":[{"id":"GHSA-vjhf-6xfr-5p9g","title":"KubeVirt NULL pointer dereference flaw","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.","status":"published","published":"2024-04-03T15:30:42Z","modified":"2026-09-10T03:50:11.408530751Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"cwes":["CWE-476"],"updated_at":"2026-11-02T15:46:57.348035Z"},{"id":"GO-2024-2688","title":"KubeVirt NULL pointer dereference flaw in kubevirt.io/kubevirt","description":"KubeVirt NULL pointer dereference flaw in kubevirt.io/kubevirt","status":"published","published":"2024-06-05T15:10:52Z","modified":"2026-06-20T18:29:20.93079054Z","updated_at":"2026-11-02T15:47:01.453823Z"}]}}