{
  "cveId": "CVE-2025-40065",
  "url": "https://patchblox.com/security/cve/CVE-2025-40065",
  "summary": "CVE-2025-40065 is fixed in linux on 1 platform, first by DEBIAN-CVE-2025-40065, released October 28, 2025. It is not reported as exploited. Patch Radar priority: High.",
  "title": "RISC-V: KVM: Write hgatp register with valid mode bits",
  "description": "In the Linux kernel, the following vulnerability has been resolved:  RISC-V: KVM: Write hgatp register with valid mode bits  According to the RISC-V Privileged Architecture Spec, when MODE=Bare is selected,software must write zero to the remaining fields of hgatp.  We have detected the valid mode supported by the HW before, So using a valid mode to detect how many vmid bits are supported.",
  "published": "2025-10-28T12:15:40Z",
  "severity": "Important",
  "cvss": 7.1,
  "epss": 0.00238,
  "epssPercentile": 0.14877,
  "priority": "High",
  "priorityTier": 3,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "vendorAdvisory": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-40065",
  "fixes": [
    {
      "platform": "linux",
      "product": "linux",
      "release": "Debian 13.5 (trixie)",
      "fixedVersion": "6.12.115-2",
      "fix": "DEBIAN-CVE-2025-40065",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2025-40065",
      "released": "2025-10-28T12:15:40Z"
    },
    {
      "platform": "linux",
      "product": "linux",
      "release": "Debian 14",
      "fixedVersion": "6.17.6-1",
      "fix": "DEBIAN-CVE-2025-40065",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2025-40065",
      "released": "2025-10-28T12:15:40Z"
    }
  ],
  "noFixYet": [],
  "dataAsOf": "2026-11-08T13:06:02Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}