{
  "cveId": "CVE-2023-53827",
  "url": "https://patchblox.com/security/cve/CVE-2023-53827",
  "summary": "CVE-2023-53827 is fixed in linux on 1 platform, first by DEBIAN-CVE-2023-53827, released December 9, 2025. It is not reported as exploited. Patch Radar priority: High.",
  "title": "linux: In the Linux kernel, the following vulnerability has been resolved:  Bluetooth: L2CAP: Fix use-after-free in l2cap_di...",
  "description": "In the Linux kernel, the following vulnerability has been resolved:  Bluetooth: L2CAP: Fix use-after-free in l2cap_disconnect_{req,rsp}  Similar to commit d0be8347c623 (\u0022Bluetooth: L2CAP: Fix use-after-free caused by l2cap_chan_put\u0022), just use l2cap_chan_hold_unless_zero to prevent referencing a channel that is about to be destroyed.",
  "published": "2025-12-09T16:17:21Z",
  "severity": "high",
  "cvss": 8.8,
  "cvssVector": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
  "epss": 0.00391,
  "epssPercentile": 0.3345,
  "priority": "High",
  "priorityTier": 3,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "fixes": [
    {
      "platform": "linux",
      "product": "linux",
      "release": "Debian 12.15 (bookworm)",
      "fixedVersion": "6.1.25-1",
      "fix": "DEBIAN-CVE-2023-53827",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2023-53827",
      "released": "2025-12-09T16:17:21Z"
    },
    {
      "platform": "linux",
      "product": "linux",
      "release": "Debian 13.5 (trixie)",
      "fixedVersion": "6.1.25-1",
      "fix": "DEBIAN-CVE-2023-53827",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2023-53827",
      "released": "2025-12-09T16:17:21Z"
    },
    {
      "platform": "linux",
      "product": "linux",
      "release": "Debian 14",
      "fixedVersion": "6.1.25-1",
      "fix": "DEBIAN-CVE-2023-53827",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2023-53827",
      "released": "2025-12-09T16:17:21Z"
    }
  ],
  "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"
  }
}