Security advisory

{
  "id": "430d77e4bd867679f561b06b9c006f48a41137aabe37885949ee6324428a04c1",
  "url": "https://osv.dev/vulnerability/CVE-2020-16296",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2020-16296",
    "summary": "A buffer overflow vulnerability in GetNumWrongData() in contrib/lips4/gdevlips.c of Artifex Software GhostScript from v9.18 to v9.50 allows a remote attacker to cause a denial of service via a crafted PDF file. This is fixed in v9.51.",
    "evidence": "osv:CVE-2020-16296",
    "products": [],
    "severity": "medium",
    "structured": {
      "id": "CVE-2020-16296",
      "aliases": [
        "CVE-2020-16296"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/artifexsoftware/ghostpdl-downloads",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "16c7521e7784c75cbdc5ab31f4fe407eb7d72ae9"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "fixed": "9.51"
                      }
                    ],
                    "source": "DESCRIPTION"
                  }
                ]
              }
            }
          ],
          "versions": [
            "gs951rc3",
            "ghostpdl-9.51rc2",
            "gs950",
            "gs928rc4",
            "gs928rc3",
            "gs928rc2",
            "gs928rc1",
            "gs927",
            "gs9.27",
            "9.27",
            "gs926",
            "gs9.26rc1",
            "9.27rc1",
            "gs925rc1",
            "gs925",
            "gs924rc2",
            "gs924",
            "gs923rc1",
            "gs923",
            "gs922",
            "gs922rc2",
            "gs922rc1",
            "gs921",
            "gs920",
            "9.21rc1",
            "gs920rc1",
            "gs919",
            "gs918"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-16296.json"
          }
        }
      ],
      "modified": "2026-10-24T10:30:26.397999908Z",
      "provider": "osv",
      "references": [
        "https://cgit.ghostscript.com/cgi-bin/cgit.cgi/ghostpdl.git/tree/contrib/lips4/gdevlips.c?h=ghostscript-9.18#n163",
        "https://git.ghostscript.com/?p=ghostpdl.git%3Ba=commit%3Bh=9f39ed4a92578a020ae10459643e1fe72573d134",
        "https://git.ghostscript.com/?p=ghostpdl.git;a=commit;h=9f39ed4a92578a020ae10459643e1fe72573d134",
        "https://lists.debian.org/debian-lts-announce/2020/08/msg00032.html",
        "https://security.gentoo.org/glsa/202008-20",
        "https://usn.ubuntu.com/4469-1/",
        "https://www.debian.org/security/2020/dsa-4748",
        "https://bugs.ghostscript.com/show_bug.cgi?id=701792"
      ],
      "provider_metadata": {
        "unresolved_ranges": [
          {
            "cpes": [
              "cpe:2.3:a:artifex:ghostscript:*:*:*:*:*:*:*:*"
            ],
            "vendor_product": "artifex:ghostscript",
            "extracted_events": [
              {
                "range": [
                  {
                    "introduced": "9.18"
                  },
                  {
                    "fixed": "9.52"
                  }
                ],
                "source": "CPE_RANGE"
              }
            ]
          },
          {
            "cpes": [
              "cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:esm:*:*:*",
              "cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*",
              "cpe:2.3:o:canonical:ubuntu_linux:20.04:*:*:*:lts:*:*:*"
            ],
            "vendor_product": "canonical:ubuntu_linux",
            "extracted_events": [
              {
                "range": [
                  {
                    "introduced": "16.04"
                  },
                  {
                    "last_affected": "16.04"
                  },
                  {
                    "introduced": "18.04"
                  },
                  {
                    "last_affected": "18.04"
                  },
                  {
                    "introduced": "20.04"
                  },
                  {
                    "last_affected": "20.04"
                  }
                ],
                "source": "CPE_STRING"
              }
            ]
          },
          {
            "cpes": [
              "cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*",
              "cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*"
            ],
            "vendor_product": "debian:debian_linux",
            "extracted_events": [
              {
                "range": [
                  {
                    "introduced": "9.0"
                  },
                  {
                    "last_affected": "9.0"
                  },
                  {
                    "introduced": "10.0"
                  },
                  {
                    "last_affected": "10.0"
                  }
                ],
                "source": "CPE_STRING"
              }
            ]
          }
        ]
      }
    },
    "related_cves": [
      {
        "value": "CVE-2020-16296",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 431607,
  "published_at": "2020-08-13T03:15:13.383+00:00"
}