ubuntu-cve-2023-31518
Vulnerability from osv_ubuntu
Published
2023-05-23 20:15
Modified
2026-05-20 15:02
Summary
Details

A heap use-after-free in the component CDataFileReader::GetItem of teeworlds v0.7.5 allows attackers to cause a Denial of Service (DoS) via a crafted map file.

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

{
  "affected": [
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "teeworlds",
            "binary_version": "0.7.5-1"
          },
          {
            "binary_name": "teeworlds-data",
            "binary_version": "0.7.5-1"
          },
          {
            "binary_name": "teeworlds-server",
            "binary_version": "0.7.5-1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:22.04:LTS",
        "name": "teeworlds",
        "purl": "pkg:deb/ubuntu/teeworlds@0.7.5-1?arch=source\u0026distro=jammy"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "0.7.5-1"
      ]
    },
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "teeworlds",
            "binary_version": "0.7.5-2"
          },
          {
            "binary_name": "teeworlds-data",
            "binary_version": "0.7.5-2"
          },
          {
            "binary_name": "teeworlds-server",
            "binary_version": "0.7.5-2"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:24.04:LTS",
        "name": "teeworlds",
        "purl": "pkg:deb/ubuntu/teeworlds@0.7.5-2?arch=source\u0026distro=noble"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "0.7.5-2"
      ]
    },
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "teeworlds",
            "binary_version": "0.7.5-2"
          },
          {
            "binary_name": "teeworlds-data",
            "binary_version": "0.7.5-2"
          },
          {
            "binary_name": "teeworlds-server",
            "binary_version": "0.7.5-2"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:25.10",
        "name": "teeworlds",
        "purl": "pkg:deb/ubuntu/teeworlds@0.7.5-2?arch=source\u0026distro=questing"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "0.7.5-2"
      ]
    },
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "teeworlds",
            "binary_version": "0.7.5-3"
          },
          {
            "binary_name": "teeworlds-data",
            "binary_version": "0.7.5-3"
          },
          {
            "binary_name": "teeworlds-server",
            "binary_version": "0.7.5-3"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:26.04:LTS",
        "name": "teeworlds",
        "purl": "pkg:deb/ubuntu/teeworlds@0.7.5-3?arch=source\u0026distro=resolute"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "0.7.5-2",
        "0.7.5-3"
      ]
    }
  ],
  "aliases": [],
  "details": "A heap use-after-free in the component CDataFileReader::GetItem of teeworlds v0.7.5 allows attackers to cause a Denial of Service (DoS) via a crafted map file.",
  "id": "UBUNTU-CVE-2023-31518",
  "modified": "2026-05-20T15:02:37Z",
  "published": "2023-05-23T20:15:00Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2023-31518"
    },
    {
      "type": "REPORT",
      "url": "https://gist.github.com/manba-bryant/9ca95d69c65f4d2c55946932c946fb9b"
    },
    {
      "type": "REPORT",
      "url": "https://github.com/teeworlds/teeworlds/issues/2970"
    },
    {
      "type": "REPORT",
      "url": "https://mmmds.pl/fuzzing-map-parser-part-1-teeworlds/"
    },
    {
      "type": "REPORT",
      "url": "https://www.cve.org/CVERecord?id=CVE-2023-31518"
    }
  ],
  "related": [],
  "schema_version": "1.7.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    },
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    },
    {
      "score": "medium",
      "type": "Ubuntu"
    }
  ],
  "upstream": [
    "CVE-2023-31518"
  ]
}



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