ubuntu-cve-2020-12135
Vulnerability from osv_ubuntu
Published
2020-04-24 01:15
Modified
2026-05-20 14:52
Summary
Details

bson before 0.8 incorrectly uses int rather than size_t for many variables, parameters, and return values. In particular, the bson_ensure_space() parameter bytesNeeded could have an integer overflow via properly constructed bson input.

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

{
  "affected": [
    {
      "ecosystem_specific": {
        "availability": "No subscription required",
        "binaries": [
          {
            "binary_name": "libwhoopsie0",
            "binary_version": "0.2.52.5ubuntu0.5"
          },
          {
            "binary_name": "whoopsie",
            "binary_version": "0.2.52.5ubuntu0.5"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:16.04:LTS",
        "name": "whoopsie",
        "purl": "pkg:deb/ubuntu/whoopsie@0.2.52.5ubuntu0.5?arch=source\u0026distro=xenial"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0.2.52.5ubuntu0.5"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "0.2.49",
        "0.2.50",
        "0.2.51",
        "0.2.52",
        "0.2.52.1",
        "0.2.52.2",
        "0.2.52.3",
        "0.2.52.4",
        "0.2.52.5",
        "0.2.52.5ubuntu0.1",
        "0.2.52.5ubuntu0.2",
        "0.2.52.5ubuntu0.3",
        "0.2.52.5ubuntu0.4"
      ]
    },
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "libduo3",
            "binary_version": "1.9.11-1"
          },
          {
            "binary_name": "libpam-duo",
            "binary_version": "1.9.11-1"
          },
          {
            "binary_name": "login-duo",
            "binary_version": "1.9.11-1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:16.04:LTS",
        "name": "duo-unix",
        "purl": "pkg:deb/ubuntu/duo-unix@1.9.11-1?arch=source\u0026distro=xenial"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "1.9.11-1"
      ]
    },
    {
      "ecosystem_specific": {
        "availability": "No subscription required",
        "binaries": [
          {
            "binary_name": "libwhoopsie0",
            "binary_version": "0.2.62ubuntu0.5"
          },
          {
            "binary_name": "whoopsie",
            "binary_version": "0.2.62ubuntu0.5"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:18.04:LTS",
        "name": "whoopsie",
        "purl": "pkg:deb/ubuntu/whoopsie@0.2.62ubuntu0.5?arch=source\u0026distro=bionic"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0.2.62ubuntu0.5"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "0.2.58",
        "0.2.59",
        "0.2.59build1",
        "0.2.60",
        "0.2.62",
        "0.2.62ubuntu0.1",
        "0.2.62ubuntu0.2",
        "0.2.62ubuntu0.3",
        "0.2.62ubuntu0.4"
      ]
    },
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "libduo3",
            "binary_version": "1.9.21-1build1"
          },
          {
            "binary_name": "libpam-duo",
            "binary_version": "1.9.21-1build1"
          },
          {
            "binary_name": "login-duo",
            "binary_version": "1.9.21-1build1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:18.04:LTS",
        "name": "duo-unix",
        "purl": "pkg:deb/ubuntu/duo-unix@1.9.21-1build1?arch=source\u0026distro=bionic"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "1.9.21-1",
        "1.9.21-1build1"
      ]
    },
    {
      "ecosystem_specific": {
        "availability": "No subscription required",
        "binaries": [
          {
            "binary_name": "libwhoopsie0",
            "binary_version": "0.2.69ubuntu0.1"
          },
          {
            "binary_name": "whoopsie",
            "binary_version": "0.2.69ubuntu0.1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:20.04:LTS",
        "name": "whoopsie",
        "purl": "pkg:deb/ubuntu/whoopsie@0.2.69ubuntu0.1?arch=source\u0026distro=focal"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0.2.69ubuntu0.1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "0.2.66",
        "0.2.67",
        "0.2.68",
        "0.2.69"
      ]
    },
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "libduo3",
            "binary_version": "1.11.3-1"
          },
          {
            "binary_name": "libpam-duo",
            "binary_version": "1.11.3-1"
          },
          {
            "binary_name": "login-duo",
            "binary_version": "1.11.3-1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:20.04:LTS",
        "name": "duo-unix",
        "purl": "pkg:deb/ubuntu/duo-unix@1.11.3-1?arch=source\u0026distro=focal"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "1.9.21-1.1",
        "1.11.3-1"
      ]
    },
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "libduo3",
            "binary_version": "1.11.3-1build1"
          },
          {
            "binary_name": "libpam-duo",
            "binary_version": "1.11.3-1build1"
          },
          {
            "binary_name": "login-duo",
            "binary_version": "1.11.3-1build1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:22.04:LTS",
        "name": "duo-unix",
        "purl": "pkg:deb/ubuntu/duo-unix@1.11.3-1build1?arch=source\u0026distro=jammy"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "1.11.3-1",
        "1.11.3-1build1"
      ]
    },
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "libduo3t64",
            "binary_version": "1.11.3-1.1build2"
          },
          {
            "binary_name": "libpam-duo",
            "binary_version": "1.11.3-1.1build2"
          },
          {
            "binary_name": "login-duo",
            "binary_version": "1.11.3-1.1build2"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:24.04:LTS",
        "name": "duo-unix",
        "purl": "pkg:deb/ubuntu/duo-unix@1.11.3-1.1build2?arch=source\u0026distro=noble"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "1.11.3-1build1",
        "1.11.3-1.1",
        "1.11.3-1.1build1",
        "1.11.3-1.1build2"
      ]
    },
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "libduo3t64",
            "binary_version": "1.11.3-1.2"
          },
          {
            "binary_name": "libpam-duo",
            "binary_version": "1.11.3-1.2"
          },
          {
            "binary_name": "login-duo",
            "binary_version": "1.11.3-1.2"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:25.10",
        "name": "duo-unix",
        "purl": "pkg:deb/ubuntu/duo-unix@1.11.3-1.2?arch=source\u0026distro=questing"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "1.11.3-1.2"
      ]
    },
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "libduo3t64",
            "binary_version": "1.11.3-1.2build1"
          },
          {
            "binary_name": "libpam-duo",
            "binary_version": "1.11.3-1.2build1"
          },
          {
            "binary_name": "login-duo",
            "binary_version": "1.11.3-1.2build1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:26.04:LTS",
        "name": "duo-unix",
        "purl": "pkg:deb/ubuntu/duo-unix@1.11.3-1.2build1?arch=source\u0026distro=resolute"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "1.11.3-1.2",
        "1.11.3-1.2build1"
      ]
    }
  ],
  "aliases": [],
  "details": "bson before 0.8 incorrectly uses int rather than size_t for many variables, parameters, and return values. In particular, the bson_ensure_space() parameter bytesNeeded could have an integer overflow via properly constructed bson input.",
  "id": "UBUNTU-CVE-2020-12135",
  "modified": "2026-05-20T14:52:06Z",
  "published": "2020-04-24T01:15:00Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2020-12135"
    },
    {
      "type": "REPORT",
      "url": "https://github.com/10gen-archive/mongo-c-driver-legacy/commit/1a1f5e26a4309480d88598913f9eebf9e9cba8ca#diff-f7d29a680148f52d6601f59ed787f577"
    },
    {
      "type": "REPORT",
      "url": "https://launchpadlibrarian.net/474887364/bson-fix-overflow.patch"
    },
    {
      "type": "ADVISORY",
      "url": "https://ubuntu.com/security/notices/USN-4450-1"
    },
    {
      "type": "REPORT",
      "url": "https://www.cve.org/CVERecord?id=CVE-2020-12135"
    }
  ],
  "related": [
    "USN-4450-1"
  ],
  "schema_version": "1.7.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    },
    {
      "score": "medium",
      "type": "Ubuntu"
    }
  ],
  "upstream": [
    "CVE-2020-12135"
  ]
}



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