{
  "fix": "libssh-gcrypt-4 0.9.6-2ubuntu0.22.04.4",
  "url": "https://patchblox.com/security/fix/linux/ubuntu-jammy-libssh-gcrypt-4-0.9.6-2ubuntu0.22.04.4",
  "summary": "libssh-gcrypt-4 0.9.6-2ubuntu0.22.04.4, released June 24, 2025, fixes 4 CVEs in libssh-gcrypt-4. None of them is reported as exploited. Patch Radar priority: High.",
  "platform": "linux",
  "type": "package",
  "title": "libssh-gcrypt-4 0.9.6-2ubuntu0.22.04.4 for Ubuntu 22.04.1 LTS (jammy)",
  "released": "2025-06-24T17:00:00Z",
  "priority": "High",
  "priorityTier": 3,
  "priorityReason": "Closes CVE-2025-5372, high severity",
  "supported": true,
  "cveCount": 4,
  "exploitedCveCount": 0,
  "kevCveCount": 0,
  "ransomwareCveCount": 0,
  "maxEpss": 0.01886,
  "maxCvss": 8.8,
  "appliesTo": [
    {
      "product": "libssh-gcrypt-4",
      "productUrl": "https://patchblox.com/security/product/linux/libssh-gcrypt-4",
      "release": "Ubuntu 22.04.1 LTS (jammy)",
      "fixedVersion": "0.9.6-2ubuntu0.22.04.4",
      "supported": true
    }
  ],
  "cves": [
    {
      "cveId": "CVE-2025-5372",
      "url": "https://patchblox.com/security/cve/CVE-2025-5372",
      "title": "Libssh: incorrect return code handling in ssh_kdf() in libssh",
      "priority": "High",
      "severity": "Moderate",
      "cvss": 8.8,
      "epss": 0.00513,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2025-5318",
      "url": "https://patchblox.com/security/cve/CVE-2025-5318",
      "title": "Libssh: out-of-bounds read in sftp_handle()",
      "priority": "Routine",
      "severity": "Moderate",
      "cvss": 5.4,
      "epss": 0.01886,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2025-4878",
      "url": "https://patchblox.com/security/cve/CVE-2025-4878",
      "title": "Libssh: use of uninitialized variable in privatekey_from_file()",
      "priority": "Routine",
      "severity": "Medium",
      "cvss": 6.5,
      "epss": 0.00228,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2025-4877",
      "url": "https://patchblox.com/security/cve/CVE-2025-4877",
      "title": "Libssh: write beyond bounds in binary to base64 conversion functions",
      "priority": "Routine",
      "severity": "Medium",
      "cvss": 6.5,
      "epss": 0.00219,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    }
  ],
  "dataAsOf": "2026-11-12T13:55:20Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}