{
  "fix": "libfastrtps2.5 2.5.0\u002Bds-3ubuntu0.1~esm1",
  "url": "https://patchblox.com/security/fix/linux/ubuntu-jammy-libfastrtps2.5-2.5.0-ds-3ubuntu0.1-esm1",
  "summary": "libfastrtps2.5 2.5.0\u002Bds-3ubuntu0.1~esm1, released August 11, 2023, fixes 7 CVEs in libfastrtps2.5. None of them is reported as exploited. Patch Radar priority: Urgent.",
  "platform": "linux",
  "type": "package",
  "title": "libfastrtps2.5 2.5.0\u002Bds-3ubuntu0.1~esm1 for Ubuntu 22.04.1 LTS (jammy)",
  "released": "2023-08-11T07:15:00Z",
  "priority": "Urgent",
  "priorityTier": 2,
  "priorityReason": "Closes CVE-2021-38425, rated Critical",
  "supported": true,
  "cveCount": 7,
  "exploitedCveCount": 0,
  "kevCveCount": 0,
  "ransomwareCveCount": 0,
  "maxEpss": 0.05022,
  "maxCvss": 9.1,
  "appliesTo": [
    {
      "product": "libfastrtps2.5",
      "productUrl": "https://patchblox.com/security/product/linux/libfastrtps2.5",
      "release": "Ubuntu 22.04.1 LTS (jammy)",
      "fixedVersion": "2.5.0\u002Bds-3ubuntu0.1~esm1",
      "supported": true
    }
  ],
  "cves": [
    {
      "cveId": "CVE-2021-38425",
      "url": "https://patchblox.com/security/cve/CVE-2021-38425",
      "title": "fastdds: eProsima Fast DDS versions prior to 2.4.0 (#2269) are susceptible to exploitation when an attacker sends a specially...",
      "priority": "Urgent",
      "severity": "critical",
      "cvss": 9.1,
      "epss": 0.05022,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2023-39534",
      "url": "https://patchblox.com/security/cve/CVE-2023-39534",
      "title": "fastdds: fastdds - security update",
      "priority": "High",
      "severity": "Medium",
      "cvss": 7.5,
      "epss": 0.01038,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2023-39948",
      "url": "https://patchblox.com/security/cve/CVE-2023-39948",
      "title": "fastdds-tools: eprosima Fast DDS is a C\u002B\u002B implementation of the Data Distribution Service standard of the Object Management Group",
      "priority": "High",
      "severity": "Medium",
      "cvss": 7.5,
      "epss": 0.01038,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2023-39949",
      "url": "https://patchblox.com/security/cve/CVE-2023-39949",
      "title": "fastdds-tools: eprosima Fast DDS is a C\u002B\u002B implementation of the Data Distribution Service standard of the Object Management Group",
      "priority": "High",
      "severity": "Medium",
      "cvss": 7.5,
      "epss": 0.01038,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2023-39947",
      "url": "https://patchblox.com/security/cve/CVE-2023-39947",
      "title": "fastdds: eprosima Fast DDS is a C\u002B\u002B implementation of the Data Distribution Service standard of the Object Management Group",
      "priority": "High",
      "severity": "high",
      "cvss": 7.5,
      "epss": 0.00961,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2023-39945",
      "url": "https://patchblox.com/security/cve/CVE-2023-39945",
      "title": "fastdds-tools: eprosima Fast DDS is a C\u002B\u002B implementation of the Data Distribution Service standard of the Object Management Group",
      "priority": "High",
      "severity": "Medium",
      "cvss": 7.5,
      "epss": 0.00939,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2023-39946",
      "url": "https://patchblox.com/security/cve/CVE-2023-39946",
      "title": "fastdds-tools: eprosima Fast DDS is a C\u002B\u002B implementation of the Data Distribution Service standard of the Object Management Group",
      "priority": "High",
      "severity": "Medium",
      "cvss": 7.5,
      "epss": 0.00889,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    }
  ],
  "dataAsOf": "2026-11-13T08:00:37Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}