vuln-ubuntu/data/osv/usn/USN-4837-1.json

{
  "schema_version": "1.7.0",
  "id": "USN-4837-1",
  "summary": "libsass vulnerabilities",
  "details": "It was discovered that LibSass incorrectly handled certain specially crafted\nsass file. An attacker could possibly use this issue to cause a denial of\nservice or other unspecified impact.",
  "aliases": [],
  "upstream": [
    "UBUNTU-CVE-2018-11499",
    "UBUNTU-CVE-2018-11693",
    "UBUNTU-CVE-2018-11695",
    "UBUNTU-CVE-2018-11696",
    "UBUNTU-CVE-2018-11697",
    "UBUNTU-CVE-2018-11698",
    "UBUNTU-CVE-2018-19797",
    "UBUNTU-CVE-2018-19827",
    "UBUNTU-CVE-2018-19839",
    "UBUNTU-CVE-2018-20190",
    "UBUNTU-CVE-2019-6283",
    "UBUNTU-CVE-2019-6284",
    "UBUNTU-CVE-2019-6286"
  ],
  "related": [],
  "published": "2021-03-15T22:19:52Z",
  "modified": "2026-04-27T14:11:26Z",
  "affected": [
    {
      "package": {
        "ecosystem": "Ubuntu:Pro:18.04:LTS",
        "name": "libsass",
        "purl": "pkg:deb/ubuntu/libsass@3.4.8-1ubuntu0.1~esm1?arch=source&distro=esm-apps/bionic"
      },
      "ranges": [
        {
          "type": "ECOSYSTEM",
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "3.4.8-1ubuntu0.1~esm1"
            }
          ]
        }
      ],
      "versions": [
        "3.4.3-1",
        "3.4.6-1",
        "3.4.8-1"
      ],
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "libsass0",
            "binary_version": "3.4.8-1ubuntu0.1~esm1"
          }
        ],
        "availability": "Available with Ubuntu Pro: https://ubuntu.com/pro"
      },
      "database_specific": {
        "cves_map": {
          "ecosystem": "Ubuntu:Pro:18.04:LTS",
          "cves": [
            {
              "id": "CVE-2018-11499",
              "severity": [
                {
                  "type": "CVSS_V3",
                  "score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
                },
                {
                  "type": "Ubuntu",
                  "score": "medium"
                }
              ]
            },
            {
              "id": "CVE-2018-11693",
              "severity": [
                {
                  "type": "CVSS_V3",
                  "score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H"
                },
                {
                  "type": "Ubuntu",
                  "score": "medium"
                }
              ]
            },
            {
              "id": "CVE-2018-11695",
              "severity": [
                {
                  "type": "CVSS_V3",
                  "score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"
                },
                {
                  "type": "Ubuntu",
                  "score": "medium"
                }
              ]
            },
            {
              "id": "CVE-2018-11696",
              "severity": [
                {
                  "type": "CVSS_V3",
                  "score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"
                },
                {
                  "type": "Ubuntu",
                  "score": "medium"
                }
              ]
            },
            {
              "id": "CVE-2018-11697",
              "severity": [
                {
                  "type": "CVSS_V3",
                  "score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H"
                },
                {
                  "type": "Ubuntu",
                  "score": "medium"
                }
              ]
            },
            {
              "id": "CVE-2018-11698",
              "severity": [
                {
                  "type": "CVSS_V3",
                  "score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H"
                },
                {
                  "type": "Ubuntu",
                  "score": "medium"
                }
              ]
            },
            {
              "id": "CVE-2018-19797",
              "severity": [
                {
                  "type": "CVSS_V3",
                  "score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"
                },
                {
                  "type": "Ubuntu",
                  "score": "medium"
                }
              ]
            },
            {
              "id": "CVE-2018-19827",
              "severity": [
                {
                  "type": "CVSS_V3",
                  "score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"
                },
                {
                  "type": "Ubuntu",
                  "score": "medium"
                }
              ]
            },
            {
              "id": "CVE-2018-19839",
              "severity": [
                {
                  "type": "CVSS_V3",
                  "score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"
                },
                {
                  "type": "Ubuntu",
                  "score": "medium"
                }
              ]
            },
            {
              "id": "CVE-2018-20190",
              "severity": [
                {
                  "type": "CVSS_V3",
                  "score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"
                },
                {
                  "type": "Ubuntu",
                  "score": "medium"
                }
              ]
            },
            {
              "id": "CVE-2019-6283",
              "severity": [
                {
                  "type": "CVSS_V3",
                  "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"
                },
                {
                  "type": "Ubuntu",
                  "score": "medium"
                }
              ]
            },
            {
              "id": "CVE-2019-6284",
              "severity": [
                {
                  "type": "CVSS_V3",
                  "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"
                },
                {
                  "type": "Ubuntu",
                  "score": "medium"
                }
              ]
            },
            {
              "id": "CVE-2019-6286",
              "severity": [
                {
                  "type": "CVSS_V3",
                  "score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"
                },
                {
                  "type": "Ubuntu",
                  "score": "medium"
                }
              ]
            }
          ]
        }
      }
    }
  ],
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://ubuntu.com/security/notices/USN-4837-1"
    },
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2018-11499"
    },
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2018-11693"
    },
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2018-11695"
    },
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2018-11696"
    },
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2018-11697"
    },
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2018-11698"
    },
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2018-19797"
    },
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2018-19827"
    },
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2018-19839"
    },
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2018-20190"
    },
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2019-6283"
    },
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2019-6284"
    },
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2019-6286"
    }
  ]
}