{
  "cveId": "CVE-2022-21233",
  "url": "https://patchblox.com/security/cve/CVE-2022-21233",
  "summary": "CVE-2022-21233 is fixed in 2 products on 1 platform, first by intel-microcode 3.20220809.0ubuntu0.18.04.1, released August 9, 2022. It is not reported as exploited. Patch Radar priority: Routine.",
  "title": "intel-microcode: Improper isolation of shared resources in some Intel(R) Processors mayallow a privileged user to potentially enable i...",
  "description": "Improper isolation of shared resources in some Intel(R) Processors mayallow a privileged user to potentially enable information disclosure vialocal access.",
  "published": "2022-08-09T10:00:00Z",
  "severity": "Medium",
  "cvss": 5.5,
  "cvssVector": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N",
  "epss": 0.00326,
  "epssPercentile": 0.25836,
  "priority": "Routine",
  "priorityTier": 4,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "fixes": [
    {
      "platform": "linux",
      "product": "intel-microcode",
      "release": "Debian 12.15 (bookworm)",
      "fixedVersion": "3.20220809.1",
      "fix": "DEBIAN-CVE-2022-21233",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2022-21233",
      "released": "2022-08-18T20:15:10Z"
    },
    {
      "platform": "linux",
      "product": "intel-microcode",
      "release": "Debian 13.5 (trixie)",
      "fixedVersion": "3.20220809.1",
      "fix": "DEBIAN-CVE-2022-21233",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2022-21233",
      "released": "2022-08-18T20:15:10Z"
    },
    {
      "platform": "linux",
      "product": "intel-microcode",
      "release": "Debian 14",
      "fixedVersion": "3.20220809.1",
      "fix": "DEBIAN-CVE-2022-21233",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2022-21233",
      "released": "2022-08-18T20:15:10Z"
    },
    {
      "platform": "linux",
      "product": "intel-microcode",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "3.20220809.0ubuntu0.18.04.1",
      "fix": "intel-microcode 3.20220809.0ubuntu0.18.04.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-intel-microcode-3.20220809.0ubuntu0.18.04.1",
      "released": "2022-08-09T10:00:00Z"
    },
    {
      "platform": "linux",
      "product": "intel-microcode",
      "release": "Ubuntu 20.04 LTS (focal)",
      "fixedVersion": "3.20220809.0ubuntu0.20.04.1",
      "fix": "intel-microcode 3.20220809.0ubuntu0.20.04.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-focal-intel-microcode-3.20220809.0ubuntu0.20.04.1",
      "released": "2022-08-09T10:00:00Z"
    },
    {
      "platform": "linux",
      "product": "intel-microcode",
      "release": "Ubuntu 22.04.1 LTS (jammy)",
      "fixedVersion": "3.20220809.0ubuntu0.22.04.1",
      "fix": "intel-microcode 3.20220809.0ubuntu0.22.04.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-jammy-intel-microcode-3.20220809.0ubuntu0.22.04.1",
      "released": "2022-08-09T10:00:00Z"
    },
    {
      "platform": "linux",
      "product": "intel-microcode",
      "release": "Ubuntu 24.10 (oracular)",
      "fixedVersion": "3.20220809.0ubuntu1",
      "fix": "intel-microcode 3.20220809.0ubuntu1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-oracular-intel-microcode-3.20220809.0ubuntu1",
      "released": "2026-01-16T01:42:22Z"
    },
    {
      "platform": "linux",
      "product": "microcode_ctl",
      "release": "amzn 2023",
      "fixedVersion": "2:2.1-53.amzn2023",
      "fix": "ALAS2023-2023-055",
      "url": "https://patchblox.com/security/fix/linux/alas2023-2023-055",
      "released": "2023-02-17T20:45:00Z"
    }
  ],
  "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"
  }
}