{
  "affected": [
    {
      "database_specific": {
        "source": "https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2016-9942.json"
      },
      "ecosystem_specific": {},
      "package": {
        "ecosystem": "Alpine:v3.10",
        "name": "libvncserver",
        "purl": "pkg:apk/alpine/libvncserver?arch=source"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0.9.11-r0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "database_specific": {
        "source": "https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2016-9942.json"
      },
      "ecosystem_specific": {},
      "package": {
        "ecosystem": "Alpine:v3.11",
        "name": "libvncserver",
        "purl": "pkg:apk/alpine/libvncserver?arch=source"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0.9.11-r0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "database_specific": {
        "source": "https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2016-9942.json"
      },
      "ecosystem_specific": {},
      "package": {
        "ecosystem": "Alpine:v3.2",
        "name": "libvncserver",
        "purl": "pkg:apk/alpine/libvncserver?arch=source"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0.9.10-r2"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "database_specific": {
        "source": "https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2016-9942.json"
      },
      "ecosystem_specific": {},
      "package": {
        "ecosystem": "Alpine:v3.3",
        "name": "libvncserver",
        "purl": "pkg:apk/alpine/libvncserver?arch=source"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0.9.10-r2"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "database_specific": {
        "source": "https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2016-9942.json"
      },
      "ecosystem_specific": {},
      "package": {
        "ecosystem": "Alpine:v3.4",
        "name": "libvncserver",
        "purl": "pkg:apk/alpine/libvncserver?arch=source"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0.9.10-r2"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "database_specific": {
        "source": "https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2016-9942.json"
      },
      "ecosystem_specific": {},
      "package": {
        "ecosystem": "Alpine:v3.5",
        "name": "libvncserver",
        "purl": "pkg:apk/alpine/libvncserver?arch=source"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0.9.10-r2"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "database_specific": {
        "source": "https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2016-9942.json"
      },
      "ecosystem_specific": {},
      "package": {
        "ecosystem": "Alpine:v3.6",
        "name": "libvncserver",
        "purl": "pkg:apk/alpine/libvncserver?arch=source"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0.9.11-r0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "database_specific": {
        "source": "https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2016-9942.json"
      },
      "ecosystem_specific": {},
      "package": {
        "ecosystem": "Alpine:v3.7",
        "name": "libvncserver",
        "purl": "pkg:apk/alpine/libvncserver?arch=source"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0.9.11-r0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "database_specific": {
        "source": "https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2016-9942.json"
      },
      "ecosystem_specific": {},
      "package": {
        "ecosystem": "Alpine:v3.8",
        "name": "libvncserver",
        "purl": "pkg:apk/alpine/libvncserver?arch=source"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0.9.11-r0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "database_specific": {
        "source": "https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2016-9942.json"
      },
      "ecosystem_specific": {},
      "package": {
        "ecosystem": "Alpine:v3.9",
        "name": "libvncserver",
        "purl": "pkg:apk/alpine/libvncserver?arch=source"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0.9.11-r0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "details": "Heap-based buffer overflow in ultra.c in LibVNCClient in LibVNCServer before 0.9.11 allows remote servers to cause a denial of service (application crash) or possibly execute arbitrary code via a crafted FramebufferUpdate message with the Ultra type tile, such that the LZO payload decompressed length exceeds what is specified by the tile dimensions.",
  "id": "ALPINE-CVE-2016-9942",
  "modified": "2026-09-22T06:30:45.799095266Z",
  "published": "2016-12-31T18:59:00.180Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://security.alpinelinux.org/vuln/CVE-2016-9942"
    }
  ],
  "schema_version": "1.9.0",
  "severity": [
    {
      "score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ],
  "upstream": [
    "CVE-2016-9942"
  ]
}