ubuntu-cve-2016-9842
Vulnerability from osv_ubuntu
Published
2017-05-23 04:29
Modified
2026-05-20 14:49
Summary
Details

The inflateMark function in inflate.c in zlib 1.2.8 might allow context-dependent attackers to have unspecified impact via vectors involving left shifts of negative integers.

Severity
8.8 (High)
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
8.8 (High)
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
N/A (UNKNOWN)
low
References
To clipboard 

{
  "affected": [
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "lib32z1",
            "binary_version": "1:1.2.8.dfsg-1ubuntu1.1+esm3"
          },
          {
            "binary_name": "lib64z1",
            "binary_version": "1:1.2.8.dfsg-1ubuntu1.1+esm3"
          },
          {
            "binary_name": "libx32z1",
            "binary_version": "1:1.2.8.dfsg-1ubuntu1.1+esm3"
          },
          {
            "binary_name": "zlib-bin",
            "binary_version": "1:1.2.8.dfsg-1ubuntu1.1+esm3"
          },
          {
            "binary_name": "zlib1g",
            "binary_version": "1:1.2.8.dfsg-1ubuntu1.1+esm3"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:Pro:14.04:LTS",
        "name": "zlib",
        "purl": "pkg:deb/ubuntu/zlib@1:1.2.8.dfsg-1ubuntu1.1+esm3?arch=source\u0026distro=esm-infra-legacy/trusty"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "1:1.2.8.dfsg-1ubuntu1",
        "1:1.2.8.dfsg-1ubuntu1.1",
        "1:1.2.8.dfsg-1ubuntu1.1+esm1",
        "1:1.2.8.dfsg-1ubuntu1.1+esm2",
        "1:1.2.8.dfsg-1ubuntu1.1+esm3"
      ]
    },
    {
      "ecosystem_specific": {
        "availability": "No subscription required",
        "binaries": [
          {
            "binary_name": "rsync",
            "binary_version": "3.1.1-3ubuntu1.3"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:16.04:LTS",
        "name": "rsync",
        "purl": "pkg:deb/ubuntu/rsync@3.1.1-3ubuntu1.3?arch=source\u0026distro=xenial"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "3.1.1-3ubuntu1.3"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "3.1.1-3",
        "3.1.1-3ubuntu1",
        "3.1.1-3ubuntu1.1",
        "3.1.1-3ubuntu1.2"
      ]
    },
    {
      "ecosystem_specific": {
        "availability": "No subscription required",
        "binaries": [
          {
            "binary_name": "lib32z1",
            "binary_version": "1:1.2.8.dfsg-2ubuntu4.3"
          },
          {
            "binary_name": "lib64z1",
            "binary_version": "1:1.2.8.dfsg-2ubuntu4.3"
          },
          {
            "binary_name": "libx32z1",
            "binary_version": "1:1.2.8.dfsg-2ubuntu4.3"
          },
          {
            "binary_name": "zlib1g",
            "binary_version": "1:1.2.8.dfsg-2ubuntu4.3"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:16.04:LTS",
        "name": "zlib",
        "purl": "pkg:deb/ubuntu/zlib@1:1.2.8.dfsg-2ubuntu4.3?arch=source\u0026distro=xenial"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "1:1.2.8.dfsg-2ubuntu4.3"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "1:1.2.8.dfsg-2ubuntu4",
        "1:1.2.8.dfsg-2ubuntu4.1"
      ]
    },
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "zsync",
            "binary_version": "0.6.2-1ubuntu1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:16.04:LTS",
        "name": "zsync",
        "purl": "pkg:deb/ubuntu/zsync@0.6.2-1ubuntu1?arch=source\u0026distro=xenial"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "0.6.2-1ubuntu1"
      ]
    },
    {
      "ecosystem_specific": {
        "availability": "No subscription required",
        "binaries": [
          {
            "binary_name": "rsync",
            "binary_version": "3.1.2-2.1ubuntu1.1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:18.04:LTS",
        "name": "rsync",
        "purl": "pkg:deb/ubuntu/rsync@3.1.2-2.1ubuntu1.1?arch=source\u0026distro=bionic"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "3.1.2-2.1ubuntu1.1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "3.1.2-2",
        "3.1.2-2.1",
        "3.1.2-2.1ubuntu1"
      ]
    },
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "zsync",
            "binary_version": "0.6.2-3ubuntu1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:18.04:LTS",
        "name": "zsync",
        "purl": "pkg:deb/ubuntu/zsync@0.6.2-3ubuntu1?arch=source\u0026distro=bionic"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "0.6.2-2ubuntu1",
        "0.6.2-3ubuntu1"
      ]
    },
    {
      "ecosystem_specific": {
        "availability": "No subscription required",
        "binaries": [
          {
            "binary_name": "rsync",
            "binary_version": "3.1.3-6"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:20.04:LTS",
        "name": "rsync",
        "purl": "pkg:deb/ubuntu/rsync@3.1.3-6?arch=source\u0026distro=focal"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "3.1.3-6"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": []
    },
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "zsync",
            "binary_version": "0.6.2-3ubuntu1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:20.04:LTS",
        "name": "zsync",
        "purl": "pkg:deb/ubuntu/zsync@0.6.2-3ubuntu1?arch=source\u0026distro=focal"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "0.6.2-3ubuntu1"
      ]
    },
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "zsync",
            "binary_version": "0.6.2-3ubuntu1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:22.04:LTS",
        "name": "zsync",
        "purl": "pkg:deb/ubuntu/zsync@0.6.2-3ubuntu1?arch=source\u0026distro=jammy"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "0.6.2-3ubuntu1"
      ]
    },
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "zsync",
            "binary_version": "0.6.2-5build1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:24.04:LTS",
        "name": "zsync",
        "purl": "pkg:deb/ubuntu/zsync@0.6.2-5build1?arch=source\u0026distro=noble"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "0.6.2-5",
        "0.6.2-5build1"
      ]
    },
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "zsync",
            "binary_version": "0.6.2-8"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:25.10",
        "name": "zsync",
        "purl": "pkg:deb/ubuntu/zsync@0.6.2-8?arch=source\u0026distro=questing"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "0.6.2-7ubuntu1",
        "0.6.2-8"
      ]
    },
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "zsync",
            "binary_version": "0.6.2-9"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:26.04:LTS",
        "name": "zsync",
        "purl": "pkg:deb/ubuntu/zsync@0.6.2-9?arch=source\u0026distro=resolute"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "0.6.2-8",
        "0.6.2-9"
      ]
    }
  ],
  "aliases": [],
  "details": "The inflateMark function in inflate.c in zlib 1.2.8 might allow context-dependent attackers to have unspecified impact via vectors involving left shifts of negative integers.",
  "id": "UBUNTU-CVE-2016-9842",
  "modified": "2026-05-20T14:49:34Z",
  "published": "2017-05-23T04:29:00Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2016-9842"
    },
    {
      "type": "REPORT",
      "url": "http://www.openwall.com/lists/oss-security/2016/12/05/10"
    },
    {
      "type": "ADVISORY",
      "url": "https://ubuntu.com/security/notices/USN-4246-1"
    },
    {
      "type": "ADVISORY",
      "url": "https://ubuntu.com/security/notices/USN-4292-1"
    },
    {
      "type": "REPORT",
      "url": "https://www.cve.org/CVERecord?id=CVE-2016-9842"
    }
  ],
  "related": [
    "USN-4246-1",
    "USN-4292-1"
  ],
  "schema_version": "1.7.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    },
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    },
    {
      "score": "low",
      "type": "Ubuntu"
    }
  ],
  "upstream": [
    "CVE-2016-9842"
  ]
}



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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
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  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
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  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.