{
  "cveId": "CVE-2023-43490",
  "url": "https://patchblox.com/security/cve/CVE-2023-43490",
  "summary": "CVE-2023-43490 is fixed in 2 products on 1 platform, first by DEBIAN-CVE-2023-43490, released March 14, 2024. It is not reported as exploited. Patch Radar priority: Routine.",
  "title": "intel-microcode: Incorrect calculation in microcode keying mechanism for some Intel(R) Xeon(R) D Processors with Intel(R) SGX may allo...",
  "description": "Incorrect calculation in microcode keying mechanism for some Intel(R) Xeon(R) D Processors with Intel(R) SGX may allow a privileged user to potentially enable information disclosure via local access.",
  "published": "2024-03-11T17:00:00Z",
  "severity": "medium",
  "cvss": 5.3,
  "cvssVector": "CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:N/A:N",
  "epss": 0.00234,
  "epssPercentile": 0.14318,
  "priority": "Routine",
  "priorityTier": 4,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "fixes": [
    {
      "platform": "linux",
      "product": "intel-microcode",
      "release": "Debian 12.15 (bookworm)",
      "fixedVersion": "3.20240312.1~deb12u1",
      "fix": "DEBIAN-CVE-2023-43490",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2023-43490",
      "released": "2024-03-14T17:15:51Z"
    },
    {
      "platform": "linux",
      "product": "intel-microcode",
      "release": "Debian 13.5 (trixie)",
      "fixedVersion": "3.20240312.1",
      "fix": "DEBIAN-CVE-2023-43490",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2023-43490",
      "released": "2024-03-14T17:15:51Z"
    },
    {
      "platform": "linux",
      "product": "intel-microcode",
      "release": "Debian 14",
      "fixedVersion": "3.20240312.1",
      "fix": "DEBIAN-CVE-2023-43490",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2023-43490",
      "released": "2024-03-14T17:15:51Z"
    },
    {
      "platform": "linux",
      "product": "intel-microcode",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "3.20240514.0ubuntu0.18.04.1\u002Besm1",
      "fix": "intel-microcode 3.20240514.0ubuntu0.18.04.1\u002Besm1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-intel-microcode-3.20240514.0ubuntu0.18.04.1-esm1",
      "released": "2024-05-16T14:16:00Z"
    },
    {
      "platform": "linux",
      "product": "intel-microcode",
      "release": "Ubuntu 20.04 LTS (focal)",
      "fixedVersion": "3.20240514.0ubuntu0.20.04.1",
      "fix": "intel-microcode 3.20240514.0ubuntu0.20.04.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-focal-intel-microcode-3.20240514.0ubuntu0.20.04.1",
      "released": "2024-05-16T14:16:00Z"
    },
    {
      "platform": "linux",
      "product": "intel-microcode",
      "release": "Ubuntu 22.04.1 LTS (jammy)",
      "fixedVersion": "3.20240514.0ubuntu0.22.04.1",
      "fix": "intel-microcode 3.20240514.0ubuntu0.22.04.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-jammy-intel-microcode-3.20240514.0ubuntu0.22.04.1",
      "released": "2024-05-16T14:16:00Z"
    },
    {
      "platform": "linux",
      "product": "microcode_ctl",
      "release": "RHEL 9",
      "fixedVersion": "4:20240910-1.el9_5",
      "fix": "RHSA-2024:9401",
      "url": "https://patchblox.com/security/fix/linux/rhsa-2024-9401",
      "released": "2024-11-12T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "microcode_ctl",
      "release": "almalinux 9",
      "fixedVersion": "4:20240910-1.el9_5",
      "fix": "ALSA-2024:9401",
      "url": "https://patchblox.com/security/fix/linux/alsa-2024-9401",
      "released": "2024-11-12T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "microcode_ctl",
      "release": "ol 9",
      "fixedVersion": "4:20240910-1.0.1.el9_5",
      "fix": "ELSA-2024-9401",
      "url": "https://patchblox.com/security/fix/linux/elsa-2024-9401",
      "released": "2024-11-14T00:00:00Z"
    },
    {
      "platform": "linux",
      "product": "microcode_ctl",
      "release": "rocky 9",
      "fixedVersion": "4:20240910-1.el9_5",
      "fix": "RLSA-2024:9401",
      "url": "https://patchblox.com/security/fix/linux/rlsa-2024-9401",
      "released": "2025-03-17T20:16:43Z"
    }
  ],
  "noFixYet": [],
  "dataAsOf": "2026-11-09T01:18:40Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}