usn-4593-2
Vulnerability from osv_ubuntu
Published
2020-10-22 14:48
Modified
2026-04-22 07:36
Summary
freetype vulnerability
Details

USN-4593-1 fixed a vulnerability in FreeType. This update provides the corresponding update for Ubuntu 14.04 ESM.

Original advisory details:

Sergei Glazunov discovered that FreeType did not correctly handle certain malformed font files. If a user were tricked into using a specially crafted font file, a remote attacker could cause FreeType to crash or possibly execute arbitrary code with user privileges.

References
To clipboard 

{
  "affected": [
    {
      "database_specific": {
        "cves_map": {
          "cves": [
            {
              "id": "CVE-2020-15999",
              "severity": [
                {
                  "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H",
                  "type": "CVSS_V3"
                },
                {
                  "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H",
                  "type": "CVSS_V3"
                },
                {
                  "score": "high",
                  "type": "Ubuntu"
                }
              ]
            }
          ],
          "ecosystem": "Ubuntu:Pro:14.04:LTS"
        }
      },
      "ecosystem_specific": {
        "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro",
        "binaries": [
          {
            "binary_name": "freetype2-demos",
            "binary_version": "2.5.2-1ubuntu2.8+esm2"
          },
          {
            "binary_name": "libfreetype6",
            "binary_version": "2.5.2-1ubuntu2.8+esm2"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:Pro:14.04:LTS",
        "name": "freetype",
        "purl": "pkg:deb/ubuntu/freetype@2.5.2-1ubuntu2.8+esm2?arch=source\u0026distro=trusty/esm"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "2.5.2-1ubuntu2.8+esm2"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "2.4.12-0ubuntu1",
        "2.5.0.1-0ubuntu2",
        "2.5.1-1ubuntu1",
        "2.5.1-1ubuntu2",
        "2.5.1-2ubuntu1",
        "2.5.2-1ubuntu1",
        "2.5.2-1ubuntu2",
        "2.5.2-1ubuntu2.1",
        "2.5.2-1ubuntu2.2",
        "2.5.2-1ubuntu2.3",
        "2.5.2-1ubuntu2.4",
        "2.5.2-1ubuntu2.5",
        "2.5.2-1ubuntu2.6",
        "2.5.2-1ubuntu2.7",
        "2.5.2-1ubuntu2.8",
        "2.5.2-1ubuntu2.8+esm1"
      ]
    }
  ],
  "aliases": [],
  "details": "USN-4593-1 fixed a vulnerability in FreeType. This update provides\nthe corresponding update for Ubuntu 14.04 ESM.\n\nOriginal advisory details:\n\n Sergei Glazunov discovered that FreeType did not correctly handle certain\n malformed font files. If a user were tricked into using a specially crafted\n font file, a remote attacker could cause FreeType to crash or possibly\n execute arbitrary code with user privileges.\n",
  "id": "USN-4593-2",
  "modified": "2026-04-22T07:36:58Z",
  "published": "2020-10-22T14:48:01Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://ubuntu.com/security/notices/USN-4593-2"
    },
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2020-15999"
    }
  ],
  "related": [],
  "schema_version": "1.7.0",
  "summary": "freetype vulnerability",
  "upstream": [
    "UBUNTU-CVE-2020-15999"
  ]
}



Log in or create an account to share your comment.




Tags
Taxonomy of the tags.





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.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.