{
  "cveId": "CVE-2023-45898",
  "url": "https://patchblox.com/security/cve/CVE-2023-45898",
  "summary": "CVE-2023-45898 is fixed in linux on 1 platform, first by DEBIAN-CVE-2023-45898, released October 16, 2023. It is not reported as exploited. Patch Radar priority: High.",
  "title": "linux: The Linux kernel before 6.5.4 has an es1 use-after-free in fs/ext4/extents_status.c, related to ext4_es_insert_extent.",
  "description": "The Linux kernel before 6.5.4 has an es1 use-after-free in fs/ext4/extents_status.c, related to ext4_es_insert_extent.",
  "published": "2023-10-16T03:15:09Z",
  "severity": "high",
  "cvss": 7.8,
  "cvssVector": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
  "epss": 0.00293,
  "epssPercentile": 0.22029,
  "priority": "High",
  "priorityTier": 3,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "fixes": [
    {
      "platform": "linux",
      "product": "linux",
      "release": "Debian 13.5 (trixie)",
      "fixedVersion": "6.5.6-1",
      "fix": "DEBIAN-CVE-2023-45898",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2023-45898",
      "released": "2023-10-16T03:15:09Z"
    },
    {
      "platform": "linux",
      "product": "linux",
      "release": "Debian 14",
      "fixedVersion": "6.5.6-1",
      "fix": "DEBIAN-CVE-2023-45898",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2023-45898",
      "released": "2023-10-16T03:15:09Z"
    }
  ],
  "noFixYet": [],
  "dataAsOf": "2026-11-08T06:59:42Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}