{
  "cveId": "CVE-2024-56161",
  "url": "https://patchblox.com/security/cve/CVE-2024-56161",
  "summary": "CVE-2024-56161 is fixed in amd64-microcode on 1 platform, first by amd64-microcode 3.20250311.1ubuntu0.24.04.1, released February 3, 2025. It is not reported as exploited. Patch Radar priority: High.",
  "title": "amd64-microcode: Improper signature verification in AMD CPU ROM microcode patch loader mayallow an attacker with local administrator p...",
  "description": "Improper signature verification in AMD CPU ROM microcode patch loader mayallow an attacker with local administrator privilege to load malicious CPUmicrocode resulting in loss of confidentiality and integrity of aconfidential guest running under AMD SEV-SNP.",
  "published": "2025-02-03T10:15:00Z",
  "severity": "Medium",
  "cvss": 7.2,
  "cvssVector": "CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:N",
  "epss": 0.00533,
  "epssPercentile": 0.45253,
  "priority": "High",
  "priorityTier": 3,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "fixes": [
    {
      "platform": "linux",
      "product": "amd64-microcode",
      "release": "Debian 11.6 (bullseye)",
      "fixedVersion": "3.20250311.1~deb11u1",
      "fix": "DLA-4098-1",
      "url": "https://patchblox.com/security/fix/linux/dla-4098-1",
      "released": "2025-03-31T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "amd64-microcode",
      "release": "Debian 12.15 (bookworm)",
      "fixedVersion": "3.20250311.1~deb12u1",
      "fix": "DEBIAN-CVE-2024-56161",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2024-56161",
      "released": "2025-02-03T18:15:37Z"
    },
    {
      "platform": "linux",
      "product": "amd64-microcode",
      "release": "Debian 13.5 (trixie)",
      "fixedVersion": "3.20250311.1",
      "fix": "DEBIAN-CVE-2024-56161",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2024-56161",
      "released": "2025-02-03T18:15:37Z"
    },
    {
      "platform": "linux",
      "product": "amd64-microcode",
      "release": "Debian 14",
      "fixedVersion": "3.20250311.1",
      "fix": "DEBIAN-CVE-2024-56161",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2024-56161",
      "released": "2025-02-03T18:15:37Z"
    },
    {
      "platform": "linux",
      "product": "amd64-microcode",
      "release": "Ubuntu 24.04.5 LTS (noble)",
      "fixedVersion": "3.20250311.1ubuntu0.24.04.1",
      "fix": "amd64-microcode 3.20250311.1ubuntu0.24.04.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-noble-amd64-microcode-3.20250311.1ubuntu0.24.04.1",
      "released": "2025-02-03T10:15:00Z"
    },
    {
      "platform": "linux",
      "product": "amd64-microcode",
      "release": "Ubuntu 24.10 (oracular)",
      "fixedVersion": "3.20250311.1ubuntu0.24.10.1",
      "fix": "amd64-microcode 3.20250311.1ubuntu0.24.10.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-oracular-amd64-microcode-3.20250311.1ubuntu0.24.10.1",
      "released": "2026-01-16T01:42:23Z"
    },
    {
      "platform": "linux",
      "product": "amd64-microcode",
      "release": "Ubuntu 25.04 (plucky)",
      "fixedVersion": "3.20250311.1ubuntu0.25.04.1",
      "fix": "amd64-microcode 3.20250311.1ubuntu0.25.04.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-plucky-amd64-microcode-3.20250311.1ubuntu0.25.04.1",
      "released": "2026-01-16T01:42:24Z"
    }
  ],
  "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"
  }
}