{
  "fix": "ALAS2023-2024-748",
  "url": "https://patchblox.com/security/fix/linux/alas2023-2024-748",
  "summary": "ALAS2023-2024-748, released October 24, 2024, fixes 7 CVEs in microcode_ctl (version 2:2.1-53.amzn2023.0.9). None of them is reported as exploited. Patch Radar priority: Routine.",
  "platform": "linux",
  "type": "advisory",
  "title": "microcode_ctl security update",
  "released": "2024-10-24T22:53:00Z",
  "priority": "Routine",
  "priorityTier": 4,
  "priorityReason": "Closes 7 CVEs, none high severity",
  "supported": true,
  "cveCount": 7,
  "exploitedCveCount": 0,
  "kevCveCount": 0,
  "ransomwareCveCount": 0,
  "maxEpss": 0.00256,
  "vendorAdvisory": "https://alas.aws.amazon.com/AL2023/ALAS-2024-748.html",
  "appliesTo": [
    {
      "product": "microcode_ctl",
      "productUrl": "https://patchblox.com/security/product/linux/microcode-ctl",
      "release": "amzn 2023",
      "fixedVersion": "2:2.1-53.amzn2023.0.9",
      "supported": true
    }
  ],
  "cves": [
    {
      "cveId": "CVE-2024-23918",
      "url": "https://patchblox.com/security/cve/CVE-2024-23918",
      "title": "intel-microcode: Improper conditions check in some Intel(R) Xeon(R) processor memorycontroller configurations when using Intel(R) SGX...",
      "priority": "Routine",
      "severity": "Medium",
      "epss": 0.00256,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2024-24853",
      "url": "https://patchblox.com/security/cve/CVE-2024-24853",
      "title": "ucode-intel: Updated fix for incorrect behavior order in transition",
      "priority": "Routine",
      "severity": "Medium",
      "epss": 0.00232,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2024-21853",
      "url": "https://patchblox.com/security/cve/CVE-2024-21853",
      "title": "ucode-intel: Faulty finite state machines (FSMs) in the hardware logic in some 4th and 5th Generation Intel Xeon Processors may al...",
      "priority": "Routine",
      "severity": "Medium",
      "epss": 0.00226,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2024-21820",
      "url": "https://patchblox.com/security/cve/CVE-2024-21820",
      "title": "intel-microcode: Incorrect default permissions in some Intel(R) Xeon(R) processor memorycontroller configurations when using Intel(R)...",
      "priority": "Routine",
      "severity": "Medium",
      "epss": 0.00216,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2024-23984",
      "url": "https://patchblox.com/security/cve/CVE-2024-23984",
      "title": "ucode-intel: Observable discrepancy in RAPL interface for some Intel Processors may allow a privileged user to potentially enable...",
      "priority": "Routine",
      "severity": "Medium",
      "epss": 0.00211,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2024-24968",
      "url": "https://patchblox.com/security/cve/CVE-2024-24968",
      "title": "intel-microcode: Improper finite state machines (FSMs) in hardware logic in some Intel(R) Processors may allow an privileged user to p...",
      "priority": "Routine",
      "severity": "Medium",
      "epss": 0.00184,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2024-24980",
      "url": "https://patchblox.com/security/cve/CVE-2024-24980",
      "title": "intel-microcode: Protection mechanism failure in some 3rd, 4th, and 5th Generation Intel(R) Xeon(R) Processors may allow a privileged...",
      "priority": "Routine",
      "severity": "Medium",
      "epss": 0.00172,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    }
  ],
  "dataAsOf": "2026-11-11T13:47:35Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}