{
  "cveId": "CVE-2018-17407",
  "url": "https://patchblox.com/security/cve/CVE-2018-17407",
  "summary": "CVE-2018-17407 is fixed in 6 products on 1 platform, first by libkpathsea6 2017.20170613.44572-8ubuntu0.1, released September 22, 2018. It is not reported as exploited. Patch Radar priority: Routine.",
  "title": "libkpathsea6: An issue was discovered in t1_check_unusual_charstring functions in writet1.c files in TeX Live before 2018-09-21",
  "description": "An issue was discovered in t1_check_unusual_charstring functions in writet1.c files in TeX Live before 2018-09-21. A buffer overflow in the handling of Type 1 fonts allows arbitrary code execution when a malicious font is loaded by one of the vulnerable tools: pdflatex, pdftex, dvips, or luatex.",
  "published": "2018-09-22T17:00:00Z",
  "severity": "Medium",
  "epss": 0.02075,
  "epssPercentile": 0.81588,
  "priority": "Routine",
  "priorityTier": 4,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "fixes": [
    {
      "platform": "linux",
      "product": "libkpathsea6",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "2017.20170613.44572-8ubuntu0.1",
      "fix": "libkpathsea6 2017.20170613.44572-8ubuntu0.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-libkpathsea6-2017.20170613.44572-8ubuntu0.1",
      "released": "2018-09-22T17:00:00Z"
    },
    {
      "platform": "linux",
      "product": "libptexenc1",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "2017.20170613.44572-8ubuntu0.1",
      "fix": "libptexenc1 2017.20170613.44572-8ubuntu0.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-libptexenc1-2017.20170613.44572-8ubuntu0.1",
      "released": "2018-09-22T17:00:00Z"
    },
    {
      "platform": "linux",
      "product": "libsynctex1",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "2017.20170613.44572-8ubuntu0.1",
      "fix": "libsynctex1 2017.20170613.44572-8ubuntu0.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-libsynctex1-2017.20170613.44572-8ubuntu0.1",
      "released": "2018-09-22T17:00:00Z"
    },
    {
      "platform": "linux",
      "product": "libtexlua52",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "2017.20170613.44572-8ubuntu0.1",
      "fix": "libtexlua52 2017.20170613.44572-8ubuntu0.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-libtexlua52-2017.20170613.44572-8ubuntu0.1",
      "released": "2018-09-22T17:00:00Z"
    },
    {
      "platform": "linux",
      "product": "libtexluajit2",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "2017.20170613.44572-8ubuntu0.1",
      "fix": "libtexluajit2 2017.20170613.44572-8ubuntu0.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-libtexluajit2-2017.20170613.44572-8ubuntu0.1",
      "released": "2018-09-22T17:00:00Z"
    },
    {
      "platform": "linux",
      "product": "texlive-binaries",
      "release": "Ubuntu 18.04.6 LTS (bionic)",
      "fixedVersion": "2017.20170613.44572-8ubuntu0.1",
      "fix": "texlive-binaries 2017.20170613.44572-8ubuntu0.1",
      "url": "https://patchblox.com/security/fix/linux/ubuntu-bionic-texlive-binaries-2017.20170613.44572-8ubuntu0.1",
      "released": "2018-09-22T17:00:00Z"
    }
  ],
  "noFixYet": [],
  "dataAsOf": "2026-11-07T18:46:35Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}