{
  "fix": "openssh-client 1:10.2p1-2ubuntu3.8",
  "url": "https://patchblox.com/security/fix/linux/ubuntu-resolute-openssh-client-1-10.2p1-2ubuntu3.8",
  "summary": "openssh-client 1:10.2p1-2ubuntu3.8, released October 6, 2026, fixes 9 CVEs in openssh-client. None of them is reported as exploited. Patch Radar priority: High.",
  "platform": "linux",
  "type": "package",
  "title": "openssh-client 1:10.2p1-2ubuntu3.8 for Ubuntu 26.04.1 LTS (resolute)",
  "released": "2026-10-06T17:00:00Z",
  "priority": "High",
  "priorityTier": 3,
  "priorityReason": "Closes CVE-2026-106583, high severity",
  "supported": true,
  "cveCount": 9,
  "exploitedCveCount": 0,
  "kevCveCount": 0,
  "ransomwareCveCount": 0,
  "maxEpss": 0.00358,
  "maxCvss": 7.8,
  "appliesTo": [
    {
      "product": "openssh-client",
      "productUrl": "https://patchblox.com/security/product/linux/openssh-client",
      "release": "Ubuntu 26.04.1 LTS (resolute)",
      "fixedVersion": "1:10.2p1-2ubuntu3.8",
      "supported": true
    }
  ],
  "cves": [
    {
      "cveId": "CVE-2026-106583",
      "url": "https://patchblox.com/security/cve/CVE-2026-106583",
      "title": "In ssh in OpenSSH before 10.6, a $ or \\ character can occur in a command-line username, leading to injection.",
      "priority": "High",
      "severity": "Low",
      "cvss": 7.8,
      "epss": 0.00151,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-106553",
      "url": "https://patchblox.com/security/cve/CVE-2026-106553",
      "title": "In sshd in OpenSSH before 10.6, credentials can incorrectly persist after failure of a GSSAPIAuthentication authentication attempt.",
      "priority": "High",
      "severity": "Low",
      "cvss": 7.5,
      "epss": 0.00136,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-106555",
      "url": "https://patchblox.com/security/cve/CVE-2026-106555",
      "title": "In sshd in OpenSSH before 10.6, GSSAPIAuthentication authentication state can incorrectly be persisted across authentication attempts.",
      "priority": "High",
      "severity": "Low",
      "cvss": 7.5,
      "epss": 0.00136,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-106552",
      "url": "https://patchblox.com/security/cve/CVE-2026-106552",
      "title": "In sftp in OpenSSH before 10.6, a server can trigger directory traversal (causing files to be written to unintended locations) during a recursive copy operation.",
      "priority": "Routine",
      "severity": "Moderate",
      "cvss": 6.5,
      "epss": 0.00358,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-106585",
      "url": "https://patchblox.com/security/cve/CVE-2026-106585",
      "title": "In sshd and ssh in OpenSSH before 10.6, there is no check for whether the maximum packet length is exceeded during decompression of highly compressed data.",
      "priority": "Routine",
      "severity": "Moderate",
      "cvss": 6.5,
      "epss": 0.0019,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-106582",
      "url": "https://patchblox.com/security/cve/CVE-2026-106582",
      "title": "In sshd and ssh in OpenSSH before 10.6, an LZ77 dictionary coder can be used even though this is contraindicated by the arXiv 2609.07709 \u0022Crossing the Streams\u0022 findings.",
      "priority": "Routine",
      "severity": "Low",
      "cvss": 3.7,
      "epss": 0.00183,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-106586",
      "url": "https://patchblox.com/security/cve/CVE-2026-106586",
      "title": "In sshd in OpenSSH before 10.6, the restrict keyword (in authorized_keys) was supposed to be applicable to tunnel forwarding but was not, a different vulnerability than CVE-2026-73283.",
      "priority": "Routine",
      "severity": "Low",
      "cvss": 4.3,
      "epss": 0.00124,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-106587",
      "url": "https://patchblox.com/security/cve/CVE-2026-106587",
      "title": "In sshd in OpenSSH before 10.6, the value \u0022none\u0022 for a configuration option is sometimes interpreted as a filename but was intended to mean that a feature is disabled.",
      "priority": "Routine",
      "severity": "Low",
      "cvss": 3.6,
      "epss": 0.00085,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2026-106584",
      "url": "https://patchblox.com/security/cve/CVE-2026-106584",
      "title": "In ssh-keygen in OpenSSH before 10.6, certificates could have incorrect expiration times because of Daylight Saving mishandling. There can be a slightly more severe effect on users in certain Antarctic locations.",
      "priority": "Routine",
      "severity": "Low",
      "cvss": 3.3,
      "epss": 0.00056,
      "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"
  }
}