{
  "fix": "ELSA-2021-9461",
  "url": "https://patchblox.com/security/fix/linux/elsa-2021-9461",
  "summary": "ELSA-2021-9461, released September 22, 2021, fixes 1 CVE 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": "2021-09-22T00:00:00Z",
  "priority": "High",
  "priorityTier": 3,
  "priorityReason": "Closes CVE-2021-3739, high severity",
  "supported": true,
  "cveCount": 1,
  "exploitedCveCount": 0,
  "kevCveCount": 0,
  "ransomwareCveCount": 0,
  "maxEpss": 0.00621,
  "maxCvss": 7.1,
  "vendorAdvisory": "https://linux.oracle.com/errata/ELSA-2021-9461.html",
  "appliesTo": [
    {
      "product": "kernel-uek-container",
      "productUrl": "https://patchblox.com/security/product/linux/kernel-uek-container",
      "release": "ol 8",
      "fixedVersion": "0:5.4.17-2102.205.7.3.el8",
      "supported": true
    },
    {
      "product": "kernel-uek-container-debug",
      "productUrl": "https://patchblox.com/security/product/linux/kernel-uek-container-debug",
      "release": "ol 8",
      "fixedVersion": "0:5.4.17-2102.205.7.3.el8",
      "supported": true
    }
  ],
  "cves": [
    {
      "cveId": "CVE-2021-3739",
      "url": "https://patchblox.com/security/cve/CVE-2021-3739",
      "title": "linux: A NULL pointer dereference flaw was found in the btrfs_rm_device function in fs/btrfs/volumes.c in the Linux Kernel,...",
      "priority": "High",
      "severity": "high",
      "cvss": 7.1,
      "epss": 0.00621,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    }
  ],
  "dataAsOf": "2026-11-07T06:34:28Z"
}