{
  "cveId": "CVE-2025-5449",
  "url": "https://patchblox.com/security/cve/CVE-2025-5449",
  "summary": "CVE-2025-5449 is fixed in 2 products on 1 platform, first by libssh-4 0.11.1-1ubuntu0.1, released June 25, 2025. It is not reported as exploited. Patch Radar priority: Routine.",
  "title": "libssh-4: A flaw was found in the SFTP server message decoding logic of libssh",
  "description": "A flaw was found in the SFTP server message decoding logic of libssh. Theissue occurs due to an incorrect packet length check that allows an integeroverflow when handling large payload sizes on 32-bit systems. This issueleads to failed memory allocation and causes the server process to crash,resulting in a denial of service.",
  "published": "2025-06-25T00:00:00Z",
  "severity": "Medium",
  "cvss": 6.5,
  "cvssVector": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
  "epss": 0.01027,
  "epssPercentile": 0.63835,
  "priority": "Routine",
  "priorityTier": 4,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "fixes": [
    {
      "platform": "linux",
      "product": "libssh",
      "release": "Debian 13.5 (trixie)",
      "fixedVersion": "0.11.2-1",
      "fix": "DEBIAN-CVE-2025-5449",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2025-5449",
      "released": "2025-07-25T18:15:26Z"
    },
    {
      "platform": "linux",
      "product": "libssh",
      "release": "Debian 14",
      "fixedVersion": "0.11.2-1",
      "fix": "DEBIAN-CVE-2025-5449",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2025-5449",
      "released": "2025-07-25T18:15:26Z"
    },
    {
      "platform": "linux",
      "product": "libssh-4",
      "release": "Ubuntu 25.04 (plucky)",
      "fixedVersion": "0.11.1-1ubuntu0.1",
      "fix": "libssh-4 0.11.1-1ubuntu0.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-plucky-libssh-4-0.11.1-1ubuntu0.1",
      "released": "2025-06-25T00:00:00Z"
    }
  ],
  "noFixYet": [],
  "dataAsOf": "2026-11-08T00:53:09Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}