{
  "cveId": "CVE-2025-68817",
  "url": "https://patchblox.com/security/cve/CVE-2025-68817",
  "summary": "CVE-2025-68817 is fixed in linux on 1 platform, first by DEBIAN-CVE-2025-68817, released January 13, 2026. It is not reported as exploited. Patch Radar priority: High.",
  "title": "ksmbd: fix use-after-free in ksmbd_tree_connect_put under concurrency",
  "description": "In the Linux kernel, the following vulnerability has been resolved:  ksmbd: fix use-after-free in ksmbd_tree_connect_put under concurrency  Under high concurrency, A tree-connection object (tcon) is freed on a disconnect path while another path still holds a reference and later executes *_put()/write on it.",
  "published": "2026-01-13T16:16:03Z",
  "severity": "Important",
  "cvss": 7.8,
  "cvssVector": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
  "epss": 0.00448,
  "epssPercentile": 0.39171,
  "priority": "High",
  "priorityTier": 3,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "vendorAdvisory": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-68817",
  "fixes": [
    {
      "platform": "linux",
      "product": "linux",
      "release": "Debian 12.15 (bookworm)",
      "fixedVersion": "6.1.162-1",
      "fix": "DEBIAN-CVE-2025-68817",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2025-68817",
      "released": "2026-01-13T16:16:03Z"
    },
    {
      "platform": "linux",
      "product": "linux",
      "release": "Debian 13.5 (trixie)",
      "fixedVersion": "6.12.69-1",
      "fix": "DEBIAN-CVE-2025-68817",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2025-68817",
      "released": "2026-01-13T16:16:03Z"
    },
    {
      "platform": "linux",
      "product": "linux",
      "release": "Debian 14",
      "fixedVersion": "6.18.3-1",
      "fix": "DEBIAN-CVE-2025-68817",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2025-68817",
      "released": "2026-01-13T16:16:03Z"
    }
  ],
  "noFixYet": [],
  "dataAsOf": "2026-11-09T01:18:40Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}