ubuntu-cve-2018-17942
Vulnerability from osv_ubuntu
Published
2018-10-03 08:29
Modified
2018-10-03 08:29
Summary
Details

The convert_to_decimal function in vasnprintf.c in Gnulib before 2018-09-23 has a heap-based buffer overflow because memory is not allocated for a trailing '\0' character during %f processing.

Severity
8.8 (High)
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
N/A (UNKNOWN)
medium
References
To clipboard 

{
  "affected": [
    {
      "ecosystem_specific": {
        "availability": "No subscription required",
        "binaries": [
          {
            "binary_name": "git-merge-changelog",
            "binary_version": "20140202+stable-2+deb8u1build0.16.04.1"
          },
          {
            "binary_name": "gnulib",
            "binary_version": "20140202+stable-2+deb8u1build0.16.04.1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:16.04:LTS",
        "name": "gnulib",
        "purl": "pkg:deb/ubuntu/gnulib@20140202+stable-2+deb8u1build0.16.04.1?arch=source\u0026distro=xenial"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "20140202+stable-2+deb8u1build0.16.04.1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "20140202+stable-2"
      ]
    },
    {
      "ecosystem_specific": {
        "availability": "No subscription required",
        "binaries": [
          {
            "binary_name": "git-merge-changelog",
            "binary_version": "20140202+stable-2+deb8u1build0.18.04.1"
          },
          {
            "binary_name": "gnulib",
            "binary_version": "20140202+stable-2+deb8u1build0.18.04.1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:18.04:LTS",
        "name": "gnulib",
        "purl": "pkg:deb/ubuntu/gnulib@20140202+stable-2+deb8u1build0.18.04.1?arch=source\u0026distro=bionic"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "20140202+stable-2+deb8u1build0.18.04.1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "20140202+stable-2",
        "20140202+stable-2build1"
      ]
    }
  ],
  "aliases": [],
  "details": "The convert_to_decimal function in vasnprintf.c in Gnulib before 2018-09-23 has a heap-based buffer overflow because memory is not allocated for a trailing \u0027\\0\u0027 character during %f processing.",
  "id": "UBUNTU-CVE-2018-17942",
  "modified": "2018-10-03T08:29:00Z",
  "published": "2018-10-03T08:29:00Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2018-17942"
    },
    {
      "type": "REPORT",
      "url": "https://github.com/coreutils/gnulib/commit/278b4175c9d7dd47c1a3071554aac02add3b3c35"
    },
    {
      "type": "REPORT",
      "url": "https://lists.gnu.org/archive/html/bug-gnulib/2018-09/msg00107.html"
    },
    {
      "type": "REPORT",
      "url": "https://savannah.gnu.org/bugs/?func=detailitem\u0026item_id=54686"
    },
    {
      "type": "REPORT",
      "url": "https://www.cve.org/CVERecord?id=CVE-2018-17942"
    }
  ],
  "related": [],
  "schema_version": "1.7.0",
  "severity": [
    {
      "score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    },
    {
      "score": "medium",
      "type": "Ubuntu"
    }
  ],
  "upstream": [
    "CVE-2018-17942"
  ]
}



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