ubuntu-cve-2018-20786
Vulnerability from osv_ubuntu
Published
2019-02-24 14:29
Modified
2026-05-20 14:50
Summary
Details

libvterm through 0+bzr726, as used in Vim and other products, mishandles certain out-of-memory conditions, leading to a denial of service (application crash), related to screen.c, state.c, and vterm.c.


{
  "affected": [
    {
      "ecosystem_specific": {
        "availability": "No subscription required",
        "binaries": [
          {
            "binary_name": "vim",
            "binary_version": "2:8.0.1453-1ubuntu1.3"
          },
          {
            "binary_name": "vim-athena",
            "binary_version": "2:8.0.1453-1ubuntu1.3"
          },
          {
            "binary_name": "vim-common",
            "binary_version": "2:8.0.1453-1ubuntu1.3"
          },
          {
            "binary_name": "vim-gnome",
            "binary_version": "2:8.0.1453-1ubuntu1.3"
          },
          {
            "binary_name": "vim-gtk",
            "binary_version": "2:8.0.1453-1ubuntu1.3"
          },
          {
            "binary_name": "vim-gtk3",
            "binary_version": "2:8.0.1453-1ubuntu1.3"
          },
          {
            "binary_name": "vim-gui-common",
            "binary_version": "2:8.0.1453-1ubuntu1.3"
          },
          {
            "binary_name": "vim-nox",
            "binary_version": "2:8.0.1453-1ubuntu1.3"
          },
          {
            "binary_name": "vim-runtime",
            "binary_version": "2:8.0.1453-1ubuntu1.3"
          },
          {
            "binary_name": "vim-tiny",
            "binary_version": "2:8.0.1453-1ubuntu1.3"
          },
          {
            "binary_name": "xxd",
            "binary_version": "2:8.0.1453-1ubuntu1.3"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:18.04:LTS",
        "name": "vim",
        "purl": "pkg:deb/ubuntu/vim@2:8.0.1453-1ubuntu1.3?arch=source\u0026distro=bionic"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "2:8.0.1453-1ubuntu1.3"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "2:8.0.0197-4ubuntu5",
        "2:8.0.1144-1ubuntu1",
        "2:8.0.1401-1ubuntu1",
        "2:8.0.1401-1ubuntu2",
        "2:8.0.1401-1ubuntu3",
        "2:8.0.1453-1ubuntu1",
        "2:8.0.1453-1ubuntu1.1"
      ]
    },
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "libvterm-bin",
            "binary_version": "0~bzr715-1"
          },
          {
            "binary_name": "libvterm0",
            "binary_version": "0~bzr715-1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:18.04:LTS",
        "name": "libvterm",
        "purl": "pkg:deb/ubuntu/libvterm@0~bzr715-1?arch=source\u0026distro=bionic"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "0~bzr710-1",
        "0~bzr715-1"
      ]
    },
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "libvterm-bin",
            "binary_version": "0.1.2-2"
          },
          {
            "binary_name": "libvterm0",
            "binary_version": "0.1.2-2"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:20.04:LTS",
        "name": "libvterm",
        "purl": "pkg:deb/ubuntu/libvterm@0.1.2-2?arch=source\u0026distro=focal"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "0~bzr718-1",
        "0.1.2-2"
      ]
    },
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "libvterm-bin",
            "binary_version": "0.1.4-1"
          },
          {
            "binary_name": "libvterm0",
            "binary_version": "0.1.4-1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:22.04:LTS",
        "name": "libvterm",
        "purl": "pkg:deb/ubuntu/libvterm@0.1.4-1?arch=source\u0026distro=jammy"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "0.1.4-1"
      ]
    },
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "libvterm-bin",
            "binary_version": "0.3.3-2build1"
          },
          {
            "binary_name": "libvterm0",
            "binary_version": "0.3.3-2build1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:24.04:LTS",
        "name": "libvterm",
        "purl": "pkg:deb/ubuntu/libvterm@0.3.3-2build1?arch=source\u0026distro=noble"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "0.1.4-1",
        "0.3.3-2",
        "0.3.3-2build1"
      ]
    },
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "libvterm-bin",
            "binary_version": "0.3.3-3"
          },
          {
            "binary_name": "libvterm0",
            "binary_version": "0.3.3-3"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:25.10",
        "name": "libvterm",
        "purl": "pkg:deb/ubuntu/libvterm@0.3.3-3?arch=source\u0026distro=questing"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "0.3.3-3"
      ]
    },
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "libvterm-bin",
            "binary_version": "0.3.3-3build1"
          },
          {
            "binary_name": "libvterm0",
            "binary_version": "0.3.3-3build1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:26.04:LTS",
        "name": "libvterm",
        "purl": "pkg:deb/ubuntu/libvterm@0.3.3-3build1?arch=source\u0026distro=resolute"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "0.3.3-3",
        "0.3.3-3build1"
      ]
    }
  ],
  "aliases": [],
  "details": "libvterm through 0+bzr726, as used in Vim and other products, mishandles certain out-of-memory conditions, leading to a denial of service (application crash), related to screen.c, state.c, and vterm.c.",
  "id": "UBUNTU-CVE-2018-20786",
  "modified": "2026-05-20T14:50:58Z",
  "published": "2019-02-24T14:29:00Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2018-20786"
    },
    {
      "type": "ADVISORY",
      "url": "https://ubuntu.com/security/notices/USN-4309-1"
    },
    {
      "type": "REPORT",
      "url": "https://www.cve.org/CVERecord?id=CVE-2018-20786"
    }
  ],
  "related": [
    "USN-4309-1"
  ],
  "schema_version": "1.7.0",
  "severity": [
    {
      "score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    },
    {
      "score": "low",
      "type": "Ubuntu"
    }
  ],
  "upstream": [
    "CVE-2018-20786"
  ]
}



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