{
  "cveId": "CVE-2025-29939",
  "url": "https://patchblox.com/security/cve/CVE-2025-29939",
  "summary": "CVE-2025-29939 is fixed in amd64-microcode on 1 platform by DEBIAN-CVE-2025-29939 (version 3.20260923.1), released February 10, 2026. It is not reported as exploited. Patch Radar priority: Routine.",
  "title": "amd64-microcode: Improper access control in secure encrypted virtualization (SEV) could allow a privileged attacker to write to the re...",
  "description": "Improper access control in secure encrypted virtualization (SEV) could allow a privileged attacker to write to the reverse map page (RMP) during secure nested paging (SNP) initialization, potentially resulting in a loss of guest memory confidentiality and integrity.",
  "published": "2026-02-10T20:16:43Z",
  "severity": "",
  "epss": 0.00163,
  "epssPercentile": 0.05493,
  "priority": "Routine",
  "priorityTier": 4,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "fixes": [
    {
      "platform": "linux",
      "product": "amd64-microcode",
      "release": "Debian 14",
      "fixedVersion": "3.20260923.1",
      "fix": "DEBIAN-CVE-2025-29939",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2025-29939",
      "released": "2026-02-10T20:16:43Z"
    }
  ],
  "noFixYet": [],
  "dataAsOf": "2026-11-10T07:50:38Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}