{
  "fix": "ELSA-2021-9475",
  "url": "https://patchblox.com/security/fix/linux/elsa-2021-9475",
  "summary": "ELSA-2021-9475, released October 11, 2021, fixes 4 CVEs across 2 products. None of them is reported as exploited. Patch Radar priority: High.",
  "platform": "linux",
  "type": "advisory",
  "title": "Security update for 2 packages",
  "released": "2021-10-11T00:00:00Z",
  "priority": "High",
  "priorityTier": 3,
  "priorityReason": "Closes CVE-2021-3743, high severity",
  "supported": true,
  "cveCount": 4,
  "exploitedCveCount": 0,
  "kevCveCount": 0,
  "ransomwareCveCount": 0,
  "maxEpss": 0.0072,
  "maxCvss": 8.2,
  "vendorAdvisory": "https://linux.oracle.com/errata/ELSA-2021-9475.html",
  "appliesTo": [
    {
      "product": "kernel-uek-container",
      "productUrl": "https://patchblox.com/security/product/linux/kernel-uek-container",
      "release": "ol 8",
      "fixedVersion": "0:5.4.17-2102.206.1.el8",
      "supported": true
    },
    {
      "product": "kernel-uek-container-debug",
      "productUrl": "https://patchblox.com/security/product/linux/kernel-uek-container-debug",
      "release": "ol 8",
      "fixedVersion": "0:5.4.17-2102.206.1.el8",
      "supported": true
    }
  ],
  "cves": [
    {
      "cveId": "CVE-2021-3743",
      "url": "https://patchblox.com/security/cve/CVE-2021-3743",
      "title": "kernel-rt-core: The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high...",
      "priority": "High",
      "severity": "Important",
      "cvss": 8.2,
      "epss": 0.0072,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2021-37159",
      "url": "https://patchblox.com/security/cve/CVE-2021-37159",
      "title": "python3-perf: The kernel packages contain the Linux kernel, the core of any Linux operating system.\n\nSecurity Fix(es):\n\n* kernel: f...",
      "priority": "High",
      "severity": "Important",
      "cvss": 8.2,
      "epss": 0.00391,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2021-40490",
      "url": "https://patchblox.com/security/cve/CVE-2021-40490",
      "title": "bpftool: The kernel packages contain the Linux kernel, the core of any Linux operating system.\n\nSecurity Fix(es):\n\n* kernel: f...",
      "priority": "High",
      "severity": "Important",
      "cvss": 7,
      "epss": 0.00306,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2021-38198",
      "url": "https://patchblox.com/security/cve/CVE-2021-38198",
      "title": "kernel-uek: [5.4.17-2102.206.1]\n- Revert \u0027scsi: core: Cap scsi_host cmd_per_lun at can_queue\u0027 (Jack Vogel)  [Orabug: 33403144]\n\n[...",
      "priority": "Routine",
      "severity": "IMPORTANT",
      "cvss": 5.5,
      "epss": 0.0045,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    }
  ],
  "dataAsOf": "2026-11-07T06:34:28Z"
}