{
  "fix": "xorg-server-source 2:1.19.6-1ubuntu4.15\u002Besm4",
  "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-xorg-server-source-2-1.19.6-1ubuntu4.15-esm4",
  "summary": "xorg-server-source 2:1.19.6-1ubuntu4.15\u002Besm4, released January 15, 2024, fixes 6 CVEs in xorg-server-source. None of them is reported as exploited. Patch Radar priority: Urgent. The product is no longer supported.",
  "platform": "linux",
  "type": "package",
  "title": "xorg-server-source 2:1.19.6-1ubuntu4.15\u002Besm4 for Ubuntu 18.04.6 LTS (bionic)",
  "released": "2024-01-15T16:00:00Z",
  "priority": "Urgent",
  "priorityTier": 2,
  "priorityReason": "Closes CVE-2023-6816, rated Critical",
  "supported": false,
  "cveCount": 6,
  "exploitedCveCount": 0,
  "kevCveCount": 0,
  "ransomwareCveCount": 0,
  "maxEpss": 0.02106,
  "maxCvss": 9.8,
  "appliesTo": [
    {
      "product": "xorg-server-source",
      "productUrl": "https://patchblox.com/security/product/linux/xorg-server-source",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "2:1.19.6-1ubuntu4.15\u002Besm4",
      "supported": true
    }
  ],
  "cves": [
    {
      "cveId": "CVE-2023-6816",
      "url": "https://patchblox.com/security/cve/CVE-2023-6816",
      "title": "xorg-server: A flaw was found in X.Org server",
      "priority": "Urgent",
      "severity": "critical",
      "cvss": 9.8,
      "epss": 0.02106,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2024-21885",
      "url": "https://patchblox.com/security/cve/CVE-2024-21885",
      "title": "xwayland: A flaw was found in X.Org server",
      "priority": "High",
      "severity": "Medium",
      "cvss": 7.8,
      "epss": 0.0142,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2024-21886",
      "url": "https://patchblox.com/security/cve/CVE-2024-21886",
      "title": "xnest: A heap buffer overflow flaw was found in the DisableDevice function in theX.Org server",
      "priority": "High",
      "severity": "Medium",
      "cvss": 7.8,
      "epss": 0.0142,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2024-0229",
      "url": "https://patchblox.com/security/cve/CVE-2024-0229",
      "title": "xnest: An out-of-bounds memory access flaw was found in the X.Org server",
      "priority": "High",
      "severity": "Medium",
      "cvss": 7.8,
      "epss": 0.01229,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2024-0409",
      "url": "https://patchblox.com/security/cve/CVE-2024-0409",
      "title": "xnest: A flaw was found in the X.Org server",
      "priority": "High",
      "severity": "Medium",
      "cvss": 7.8,
      "epss": 0.00356,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2024-0408",
      "url": "https://patchblox.com/security/cve/CVE-2024-0408",
      "title": "xnest: A flaw was found in the X.Org server",
      "priority": "Routine",
      "severity": "Medium",
      "cvss": 5.5,
      "epss": 0.00321,
      "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"
  }
}