ubuntu-cve-2019-20387
Vulnerability from osv_ubuntu
Published
2020-01-21 23:15
Modified
2026-04-22 07:39
Summary
Details

repodata_schema2id in repodata.c in libsolv before 0.7.6 has a heap-based buffer over-read via a last schema whose length is less than the length of the input schema.

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

{
  "affected": [
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "libsolv-perl",
            "binary_version": "0.6.11-1.1ubuntu0.1~esm1"
          },
          {
            "binary_name": "libsolv-tools",
            "binary_version": "0.6.11-1.1ubuntu0.1~esm1"
          },
          {
            "binary_name": "libsolv0",
            "binary_version": "0.6.11-1.1ubuntu0.1~esm1"
          },
          {
            "binary_name": "libsolvext0",
            "binary_version": "0.6.11-1.1ubuntu0.1~esm1"
          },
          {
            "binary_name": "python-solv",
            "binary_version": "0.6.11-1.1ubuntu0.1~esm1"
          },
          {
            "binary_name": "python3-solv",
            "binary_version": "0.6.11-1.1ubuntu0.1~esm1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:Pro:16.04:LTS",
        "name": "libsolv",
        "purl": "pkg:deb/ubuntu/libsolv@0.6.11-1.1ubuntu0.1~esm1?arch=source\u0026distro=esm-apps/xenial"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "0.6.11-1",
        "0.6.11-1build1",
        "0.6.11-1.1",
        "0.6.11-1.1ubuntu0.1~esm1"
      ]
    },
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "libsolv-perl",
            "binary_version": "0.6.30-1ubuntu0.1~esm1"
          },
          {
            "binary_name": "libsolv-tools",
            "binary_version": "0.6.30-1ubuntu0.1~esm1"
          },
          {
            "binary_name": "libsolv0",
            "binary_version": "0.6.30-1ubuntu0.1~esm1"
          },
          {
            "binary_name": "libsolvext0",
            "binary_version": "0.6.30-1ubuntu0.1~esm1"
          },
          {
            "binary_name": "python-solv",
            "binary_version": "0.6.30-1ubuntu0.1~esm1"
          },
          {
            "binary_name": "python3-solv",
            "binary_version": "0.6.30-1ubuntu0.1~esm1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:Pro:18.04:LTS",
        "name": "libsolv",
        "purl": "pkg:deb/ubuntu/libsolv@0.6.30-1ubuntu0.1~esm1?arch=source\u0026distro=esm-apps/bionic"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "0.6.28-2build1",
        "0.6.30-1build1",
        "0.6.30-1ubuntu0.1~esm1"
      ]
    }
  ],
  "aliases": [],
  "details": "repodata_schema2id in repodata.c in libsolv before 0.7.6 has a heap-based buffer over-read via a last schema whose length is less than the length of the input schema.",
  "id": "UBUNTU-CVE-2019-20387",
  "modified": "2026-04-22T07:39:14Z",
  "published": "2020-01-21T23:15:00Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2019-20387"
    },
    {
      "type": "REPORT",
      "url": "https://github.com/openSUSE/libsolv/commit/fdb9c9c03508990e4583046b590c30d958f272da"
    },
    {
      "type": "REPORT",
      "url": "https://github.com/openSUSE/libsolv/commit/fdb9c9c03508990e4583046b590c30d958f272da"
    },
    {
      "type": "REPORT",
      "url": "https://github.com/openSUSE/libsolv/compare/0.7.5...0.7.6"
    },
    {
      "type": "REPORT",
      "url": "https://lists.debian.org/debian-lts-announce/2020/01/msg00034.html"
    },
    {
      "type": "REPORT",
      "url": "https://www.cve.org/CVERecord?id=CVE-2019-20387"
    }
  ],
  "related": [],
  "schema_version": "1.7.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    },
    {
      "score": "medium",
      "type": "Ubuntu"
    }
  ],
  "upstream": [
    "CVE-2019-20387"
  ]
}



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