{
  "cveId": "CVE-2025-64435",
  "url": "https://patchblox.com/security/cve/CVE-2025-64435",
  "summary": "CVE-2025-64435 is fixed in 2 products on 1 platform, first by SUSE-SU-2026:0479-1, released February 12, 2026. It is not reported as exploited. Patch Radar priority: Routine.",
  "title": "KubeVirt VMI Denial-of-Service (DoS) Using Pod Impersonation",
  "description": "This update for kubevirt, virt-api-container, virt-controller-container, virt-exportproxy-container, virt-exportserver-container, virt-handler-container, virt-launcher-container, virt-libguestfs-tools-container, virt-operator-container, virt-pr-helper-container, virt-synchronization-controller-container fixes the following issues:\n\nUpdate to version 1.7.0. (bsc#1257128)\n\n  Release notes https://github.com/kubevirt/kubevirt/releases/tag/v1.7.0\n\n- CVE-2025-64435: Fixes logic flaw in the virt-controller can lead to incorrect status updates and potentially causing a DoS (bsc#1253189 )\n- CVE-2024-45310: Fixes kubevirt vendored github.com/opencontainers/runc/libcontainer/utils: runc can be tricked into creating empty files/directories on host bsc#1257422 \n\n- Upstream now uses stateless firmware for CoCo VMs.",
  "published": "2025-12-06T20:39:37Z",
  "severity": "Moderate",
  "cvss": 5.3,
  "cwe": "Improper Check or Handling of Exceptional Conditions",
  "epss": 0.00412,
  "epssPercentile": 0.35777,
  "priority": "Routine",
  "priorityTier": 4,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "vendorAdvisory": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-64435",
  "fixes": [
    {
      "platform": "linux",
      "product": "govulncheck-vulndb",
      "release": "opensuse-leap 16.0",
      "fixedVersion": "0.0.20260723T184607-160000.1.1",
      "fix": "OPENSUSE-SU-2026:21483-1",
      "url": "https://patchblox.com/security/fix/linux/opensuse-su-2026-21483-1",
      "released": "2026-07-30T09:09:47Z"
    },
    {
      "platform": "linux",
      "product": "kubevirt",
      "release": "sles 15.7",
      "fixedVersion": "1.7.0-150700.3.16.2",
      "fix": "SUSE-SU-2026:0479-1",
      "url": "https://patchblox.com/security/fix/linux/suse-su-2026-0479-1",
      "released": "2026-02-12T15:34:08Z"
    }
  ],
  "noFixYet": [],
  "dataAsOf": "2026-11-10T20:03:11Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}