ubuntu-cve-2019-17594
Vulnerability from osv_ubuntu
Published
2019-10-14 21:15
Modified
2026-04-22 07:39
Summary
Details

There is a heap-based buffer over-read in the _nc_find_entry function in tinfo/comp_hash.c in the terminfo library in ncurses before 6.1-20191012.

Severity
5.3 (Medium)
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
N/A (UNKNOWN)
negligible
References
To clipboard 

{
  "affected": [
    {
      "ecosystem_specific": {
        "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro",
        "binaries": [
          {
            "binary_name": "lib32ncurses5",
            "binary_version": "5.9+20140118-1ubuntu1+esm2"
          },
          {
            "binary_name": "lib32ncursesw5",
            "binary_version": "5.9+20140118-1ubuntu1+esm2"
          },
          {
            "binary_name": "lib32tinfo5",
            "binary_version": "5.9+20140118-1ubuntu1+esm2"
          },
          {
            "binary_name": "lib64ncurses5",
            "binary_version": "5.9+20140118-1ubuntu1+esm2"
          },
          {
            "binary_name": "lib64tinfo5",
            "binary_version": "5.9+20140118-1ubuntu1+esm2"
          },
          {
            "binary_name": "libncurses5",
            "binary_version": "5.9+20140118-1ubuntu1+esm2"
          },
          {
            "binary_name": "libncursesw5",
            "binary_version": "5.9+20140118-1ubuntu1+esm2"
          },
          {
            "binary_name": "libtinfo5",
            "binary_version": "5.9+20140118-1ubuntu1+esm2"
          },
          {
            "binary_name": "libx32ncurses5",
            "binary_version": "5.9+20140118-1ubuntu1+esm2"
          },
          {
            "binary_name": "libx32ncursesw5",
            "binary_version": "5.9+20140118-1ubuntu1+esm2"
          },
          {
            "binary_name": "libx32tinfo5",
            "binary_version": "5.9+20140118-1ubuntu1+esm2"
          },
          {
            "binary_name": "ncurses-base",
            "binary_version": "5.9+20140118-1ubuntu1+esm2"
          },
          {
            "binary_name": "ncurses-bin",
            "binary_version": "5.9+20140118-1ubuntu1+esm2"
          },
          {
            "binary_name": "ncurses-examples",
            "binary_version": "5.9+20140118-1ubuntu1+esm2"
          },
          {
            "binary_name": "ncurses-term",
            "binary_version": "5.9+20140118-1ubuntu1+esm2"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:Pro:14.04:LTS",
        "name": "ncurses",
        "purl": "pkg:deb/ubuntu/ncurses@5.9+20140118-1ubuntu1+esm2?arch=source\u0026distro=trusty/esm"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "5.9+20140118-1ubuntu1+esm2"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "5.9+20130608-1ubuntu1",
        "5.9+20131221-1ubuntu1",
        "5.9+20140118-1ubuntu1",
        "5.9+20140118-1ubuntu1+esm1"
      ]
    },
    {
      "ecosystem_specific": {
        "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro",
        "binaries": [
          {
            "binary_name": "lib32ncurses5",
            "binary_version": "6.0+20160213-1ubuntu1+esm2"
          },
          {
            "binary_name": "lib32ncursesw5",
            "binary_version": "6.0+20160213-1ubuntu1+esm2"
          },
          {
            "binary_name": "lib32tinfo5",
            "binary_version": "6.0+20160213-1ubuntu1+esm2"
          },
          {
            "binary_name": "lib64ncurses5",
            "binary_version": "6.0+20160213-1ubuntu1+esm2"
          },
          {
            "binary_name": "lib64tinfo5",
            "binary_version": "6.0+20160213-1ubuntu1+esm2"
          },
          {
            "binary_name": "libncurses5",
            "binary_version": "6.0+20160213-1ubuntu1+esm2"
          },
          {
            "binary_name": "libncursesw5",
            "binary_version": "6.0+20160213-1ubuntu1+esm2"
          },
          {
            "binary_name": "libtinfo5",
            "binary_version": "6.0+20160213-1ubuntu1+esm2"
          },
          {
            "binary_name": "libx32ncurses5",
            "binary_version": "6.0+20160213-1ubuntu1+esm2"
          },
          {
            "binary_name": "libx32ncursesw5",
            "binary_version": "6.0+20160213-1ubuntu1+esm2"
          },
          {
            "binary_name": "libx32tinfo5",
            "binary_version": "6.0+20160213-1ubuntu1+esm2"
          },
          {
            "binary_name": "ncurses-base",
            "binary_version": "6.0+20160213-1ubuntu1+esm2"
          },
          {
            "binary_name": "ncurses-bin",
            "binary_version": "6.0+20160213-1ubuntu1+esm2"
          },
          {
            "binary_name": "ncurses-examples",
            "binary_version": "6.0+20160213-1ubuntu1+esm2"
          },
          {
            "binary_name": "ncurses-term",
            "binary_version": "6.0+20160213-1ubuntu1+esm2"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:Pro:16.04:LTS",
        "name": "ncurses",
        "purl": "pkg:deb/ubuntu/ncurses@6.0+20160213-1ubuntu1+esm2?arch=source\u0026distro=esm-infra/xenial"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "6.0+20160213-1ubuntu1+esm2"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "5.9+20150516-2ubuntu1",
        "6.0+20151024-2ubuntu1",
        "6.0+20151024-2ubuntu2",
        "6.0+20160213-1ubuntu1",
        "6.0+20160213-1ubuntu1+esm1"
      ]
    },
    {
      "ecosystem_specific": {
        "availability": "No subscription required",
        "binaries": [
          {
            "binary_name": "lib32ncurses5",
            "binary_version": "6.1-1ubuntu1.18.04.1"
          },
          {
            "binary_name": "lib32ncursesw5",
            "binary_version": "6.1-1ubuntu1.18.04.1"
          },
          {
            "binary_name": "lib32tinfo5",
            "binary_version": "6.1-1ubuntu1.18.04.1"
          },
          {
            "binary_name": "lib64ncurses5",
            "binary_version": "6.1-1ubuntu1.18.04.1"
          },
          {
            "binary_name": "lib64tinfo5",
            "binary_version": "6.1-1ubuntu1.18.04.1"
          },
          {
            "binary_name": "libncurses5",
            "binary_version": "6.1-1ubuntu1.18.04.1"
          },
          {
            "binary_name": "libncursesw5",
            "binary_version": "6.1-1ubuntu1.18.04.1"
          },
          {
            "binary_name": "libtinfo5",
            "binary_version": "6.1-1ubuntu1.18.04.1"
          },
          {
            "binary_name": "libx32ncurses5",
            "binary_version": "6.1-1ubuntu1.18.04.1"
          },
          {
            "binary_name": "libx32ncursesw5",
            "binary_version": "6.1-1ubuntu1.18.04.1"
          },
          {
            "binary_name": "libx32tinfo5",
            "binary_version": "6.1-1ubuntu1.18.04.1"
          },
          {
            "binary_name": "ncurses-base",
            "binary_version": "6.1-1ubuntu1.18.04.1"
          },
          {
            "binary_name": "ncurses-bin",
            "binary_version": "6.1-1ubuntu1.18.04.1"
          },
          {
            "binary_name": "ncurses-examples",
            "binary_version": "6.1-1ubuntu1.18.04.1"
          },
          {
            "binary_name": "ncurses-term",
            "binary_version": "6.1-1ubuntu1.18.04.1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:18.04:LTS",
        "name": "ncurses",
        "purl": "pkg:deb/ubuntu/ncurses@6.1-1ubuntu1.18.04.1?arch=source\u0026distro=bionic"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "6.1-1ubuntu1.18.04.1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "6.0+20160625-1ubuntu1",
        "6.0+20171125-1ubuntu1",
        "6.1-1ubuntu1",
        "6.1-1ubuntu1.18.04"
      ]
    },
    {
      "ecosystem_specific": {
        "availability": "No subscription required",
        "binaries": [
          {
            "binary_name": "lib32ncurses6",
            "binary_version": "6.1+20191019-1ubuntu1"
          },
          {
            "binary_name": "lib32ncursesw6",
            "binary_version": "6.1+20191019-1ubuntu1"
          },
          {
            "binary_name": "lib32tinfo6",
            "binary_version": "6.1+20191019-1ubuntu1"
          },
          {
            "binary_name": "lib64ncurses6",
            "binary_version": "6.1+20191019-1ubuntu1"
          },
          {
            "binary_name": "lib64ncursesw6",
            "binary_version": "6.1+20191019-1ubuntu1"
          },
          {
            "binary_name": "lib64tinfo6",
            "binary_version": "6.1+20191019-1ubuntu1"
          },
          {
            "binary_name": "libncurses5",
            "binary_version": "6.1+20191019-1ubuntu1"
          },
          {
            "binary_name": "libncurses6",
            "binary_version": "6.1+20191019-1ubuntu1"
          },
          {
            "binary_name": "libncursesw5",
            "binary_version": "6.1+20191019-1ubuntu1"
          },
          {
            "binary_name": "libncursesw6",
            "binary_version": "6.1+20191019-1ubuntu1"
          },
          {
            "binary_name": "libtinfo5",
            "binary_version": "6.1+20191019-1ubuntu1"
          },
          {
            "binary_name": "libtinfo6",
            "binary_version": "6.1+20191019-1ubuntu1"
          },
          {
            "binary_name": "libx32ncurses6",
            "binary_version": "6.1+20191019-1ubuntu1"
          },
          {
            "binary_name": "libx32ncursesw6",
            "binary_version": "6.1+20191019-1ubuntu1"
          },
          {
            "binary_name": "libx32tinfo6",
            "binary_version": "6.1+20191019-1ubuntu1"
          },
          {
            "binary_name": "ncurses-base",
            "binary_version": "6.1+20191019-1ubuntu1"
          },
          {
            "binary_name": "ncurses-bin",
            "binary_version": "6.1+20191019-1ubuntu1"
          },
          {
            "binary_name": "ncurses-examples",
            "binary_version": "6.1+20191019-1ubuntu1"
          },
          {
            "binary_name": "ncurses-term",
            "binary_version": "6.1+20191019-1ubuntu1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:20.04:LTS",
        "name": "ncurses",
        "purl": "pkg:deb/ubuntu/ncurses@6.1+20191019-1ubuntu1?arch=source\u0026distro=focal"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "6.1+20191019-1ubuntu1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "6.1+20190803-1ubuntu1"
      ]
    }
  ],
  "aliases": [],
  "details": "There is a heap-based buffer over-read in the _nc_find_entry function in tinfo/comp_hash.c in the terminfo library in ncurses before 6.1-20191012.",
  "id": "UBUNTU-CVE-2019-17594",
  "modified": "2026-04-22T07:39:07Z",
  "published": "2019-10-14T21:15:00Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2019-17594"
    },
    {
      "type": "REPORT",
      "url": "https://lists.gnu.org/archive/html/bug-ncurses/2019-10/msg00017.html"
    },
    {
      "type": "REPORT",
      "url": "https://lists.gnu.org/archive/html/bug-ncurses/2019-10/msg00045.html"
    },
    {
      "type": "ADVISORY",
      "url": "https://ubuntu.com/security/notices/USN-5477-1"
    },
    {
      "type": "ADVISORY",
      "url": "https://ubuntu.com/security/notices/USN-6099-1"
    },
    {
      "type": "REPORT",
      "url": "https://www.cve.org/CVERecord?id=CVE-2019-17594"
    }
  ],
  "related": [
    "USN-5477-1",
    "USN-6099-1"
  ],
  "schema_version": "1.7.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L",
      "type": "CVSS_V3"
    },
    {
      "score": "negligible",
      "type": "Ubuntu"
    }
  ],
  "upstream": [
    "CVE-2019-17594"
  ]
}



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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
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Detection rules are retrieved from Rulezet.