{
  "cveId": "CVE-2024-36844",
  "url": "https://patchblox.com/security/cve/CVE-2024-36844",
  "summary": "CVE-2024-36844 is fixed in libmodbus on 1 platform, first by DEBIAN-CVE-2024-36844, released May 31, 2024. It is not reported as exploited. Patch Radar priority: High.",
  "title": "libmodbus: libmodbus v3.1.6 was discovered to contain a use-after-free via the ctx-\u003Ebackend pointer",
  "description": "libmodbus v3.1.6 was discovered to contain a use-after-free via the ctx-\u003Ebackend pointer. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted message sent to the unit-test-server.",
  "published": "2024-05-31T20:15:10Z",
  "severity": "high",
  "cvss": 7.5,
  "cvssVector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
  "epss": 0.00606,
  "epssPercentile": 0.49224,
  "priority": "High",
  "priorityTier": 3,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "fixes": [
    {
      "platform": "linux",
      "product": "libmodbus",
      "release": "Debian 12.15 (bookworm)",
      "fixedVersion": "3.1.6-2.1",
      "fix": "DEBIAN-CVE-2024-36844",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2024-36844",
      "released": "2024-05-31T20:15:10Z"
    },
    {
      "platform": "linux",
      "product": "libmodbus",
      "release": "Debian 13.5 (trixie)",
      "fixedVersion": "3.1.6-2.1",
      "fix": "DEBIAN-CVE-2024-36844",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2024-36844",
      "released": "2024-05-31T20:15:10Z"
    },
    {
      "platform": "linux",
      "product": "libmodbus",
      "release": "Debian 14",
      "fixedVersion": "3.1.6-2.1",
      "fix": "DEBIAN-CVE-2024-36844",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2024-36844",
      "released": "2024-05-31T20:15:10Z"
    }
  ],
  "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"
  }
}