{
   "document": {
      "aggregate_severity": {
         "text": "high"
      },
      "category": "csaf_security_advisory",
      "csaf_version": "2.0",
      "distribution": {
         "tlp": {
            "label": "WHITE",
            "url": "https://www.first.org/tlp/"
         }
      },
      "lang": "en",
      "notes": [
         {
            "category": "description",
            "text": "The png_set_text_2 function in libpng 0.71 before 1.0.67, 1.2.x before 1.2.57, 1.4.x before 1.4.20, 1.5.x before 1.5.28, and 1.6.x before 1.6.27 allows context-dependent attackers to cause a NULL pointer dereference vectors involving loading a text chunk into a png structure, removing the text, and then adding another text chunk to the structure.",
            "title": "Vulnerability Description"
         }
      ],
      "publisher": {
         "category": "other",
         "contact_details": "gdt@cpan.org",
         "name": "giterlizzi",
         "namespace": "https://github.com/giterlizzi/"
      },
      "references": [
         {
            "category": "self",
            "summary": "CPANSA-Tk-2016-10087-libpng JSON",
            "url": "https://raw.githubusercontent.com/giterlizzi/perl-CPANSA-CSAF/develop/csaf/white/2017/cpansa-tk-2016-10087-libpng.json"
         },
         {
            "category": "external",
            "summary": "http://www.openwall.com/lists/oss-security/2016/12/30/4",
            "url": "http://www.openwall.com/lists/oss-security/2016/12/30/4"
         },
         {
            "category": "external",
            "summary": "http://www.openwall.com/lists/oss-security/2016/12/29/2",
            "url": "http://www.openwall.com/lists/oss-security/2016/12/29/2"
         },
         {
            "category": "external",
            "summary": "http://www.securityfocus.com/bid/95157",
            "url": "http://www.securityfocus.com/bid/95157"
         },
         {
            "category": "external",
            "summary": "https://security.gentoo.org/glsa/201701-74",
            "url": "https://security.gentoo.org/glsa/201701-74"
         },
         {
            "category": "external",
            "summary": "https://usn.ubuntu.com/3712-2/",
            "url": "https://usn.ubuntu.com/3712-2/"
         },
         {
            "category": "external",
            "summary": "https://usn.ubuntu.com/3712-1/",
            "url": "https://usn.ubuntu.com/3712-1/"
         },
         {
            "category": "external",
            "summary": "https://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4@%3Cissues.bookkeeper.apache.org%3E",
            "url": "https://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4@%3Cissues.bookkeeper.apache.org%3E"
         },
         {
            "category": "external",
            "summary": "https://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b@%3Cissues.bookkeeper.apache.org%3E",
            "url": "https://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b@%3Cissues.bookkeeper.apache.org%3E"
         },
         {
            "category": "external",
            "summary": "CVE-2016-10087 (NVD)",
            "url": "https://nvd.nist.gov/vuln/detail/CVE-2016-10087"
         }
      ],
      "title": "Tk vulnerability",
      "tracking": {
         "current_release_date": "2017-01-30T00:00:00",
         "generator": {
            "engine": {
               "name": "CSAF Perl Toolkit",
               "version": "0.26"
            }
         },
         "id": "CPANSA-Tk-2016-10087-libpng",
         "initial_release_date": "2017-01-30T00:00:00",
         "revision_history": [
            {
               "date": "2017-01-30T00:00:00",
               "number": "1",
               "summary": "First release"
            }
         ],
         "status": "final",
         "version": "1"
      }
   },
   "product_tree": {
      "branches": [
         {
            "branches": [
               {
                  "category": "product_version_range",
                  "name": "vers:cpan/>804.024|<=804.027",
                  "product": {
                     "name": "Tk greater than 804.024 and less than or equal 804.027",
                     "product_id": "CSAFPID-0001",
                     "product_identification_helper": {
                        "purl": "pkg:cpan/Tk"
                     }
                  }
               }
            ],
            "category": "product_name",
            "name": "Tk"
         }
      ]
   },
   "vulnerabilities": [
      {
         "cve": "CVE-2016-10087",
         "cwe": {
            "id": "CWE-476",
            "name": "NULL Pointer Dereference"
         },
         "notes": [
            {
               "category": "description",
               "text": "The png_set_text_2 function in libpng 0.71 before 1.0.67, 1.2.x before 1.2.57, 1.4.x before 1.4.20, 1.5.x before 1.5.28, and 1.6.x before 1.6.27 allows context-dependent attackers to cause a NULL pointer dereference vectors involving loading a text chunk into a png structure, removing the text, and then adding another text chunk to the structure.",
               "title": "Vulnerability Description"
            }
         ],
         "product_status": {
            "known_affected": [
               "CSAFPID-0001"
            ]
         },
         "scores": [
            {
               "cvss_v2": {
                  "baseScore": 5.0,
                  "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P",
                  "version": "2.0"
               },
               "cvss_v3": {
                  "baseScore": 7.5,
                  "baseSeverity": "HIGH",
                  "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
                  "version": "3.0"
               },
               "products": [
                  "CSAFPID-0001"
               ]
            }
         ]
      }
   ]
}