ubuntu-cve-2021-44717
Vulnerability from osv_ubuntu
Published
2022-01-01 05:15
Modified
2025-10-24 04:50
Summary
Details

Go before 1.16.12 and 1.17.x before 1.17.5 on UNIX allows write operations to an unintended file or unintended network connection as a consequence of erroneous closing of file descriptor 0 after file-descriptor exhaustion.

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

{
  "affected": [
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "golang-1.8",
            "binary_version": "1.8.3-2ubuntu1.18.04.1"
          },
          {
            "binary_name": "golang-1.8-go",
            "binary_version": "1.8.3-2ubuntu1.18.04.1"
          },
          {
            "binary_name": "golang-1.8-go-shared-dev",
            "binary_version": "1.8.3-2ubuntu1.18.04.1"
          },
          {
            "binary_name": "golang-1.8-src",
            "binary_version": "1.8.3-2ubuntu1.18.04.1"
          },
          {
            "binary_name": "libgolang-1.8-std1",
            "binary_version": "1.8.3-2ubuntu1.18.04.1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:18.04:LTS",
        "name": "golang-1.8",
        "purl": "pkg:deb/ubuntu/golang-1.8@1.8.3-2ubuntu1.18.04.1?arch=source\u0026distro=bionic"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "1.8.3-2ubuntu1",
        "1.8.3-2ubuntu1.18.04.1"
      ]
    },
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "golang-1.17",
            "binary_version": "1.17.13-3ubuntu1.3"
          },
          {
            "binary_name": "golang-1.17-go",
            "binary_version": "1.17.13-3ubuntu1.3"
          },
          {
            "binary_name": "golang-1.17-src",
            "binary_version": "1.17.13-3ubuntu1.3"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:22.04:LTS",
        "name": "golang-1.17",
        "purl": "pkg:deb/ubuntu/golang-1.17@1.17.13-3ubuntu1.3?arch=source\u0026distro=jammy"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "1.17-1ubuntu2",
        "1.17.3-1ubuntu1",
        "1.17.3-1ubuntu2",
        "1.17.13-3ubuntu1",
        "1.17.13-3ubuntu1.2",
        "1.17.13-3ubuntu1.3"
      ]
    }
  ],
  "aliases": [],
  "details": "Go before 1.16.12 and 1.17.x before 1.17.5 on UNIX allows write operations to an unintended file or unintended network connection as a consequence of erroneous closing of file descriptor 0 after file-descriptor exhaustion.",
  "id": "UBUNTU-CVE-2021-44717",
  "modified": "2025-10-24T04:50:37Z",
  "published": "2022-01-01T05:15:00Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2021-44717"
    },
    {
      "type": "REPORT",
      "url": "https://github.com/golang/go/issues/50057"
    },
    {
      "type": "REPORT",
      "url": "https://groups.google.com/g/golang-announce/c/hcmEScgc00k/m/ZWnOjeY4CQAJ"
    },
    {
      "type": "REPORT",
      "url": "https://github.com/golang/go/commit/44a3fb49d99cc8a4de4925b69650f97bb07faf1d"
    },
    {
      "type": "REPORT",
      "url": "https://www.cve.org/CVERecord?id=CVE-2021-44717"
    }
  ],
  "related": [],
  "schema_version": "1.7.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N",
      "type": "CVSS_V3"
    },
    {
      "score": "medium",
      "type": "Ubuntu"
    }
  ],
  "upstream": [
    "CVE-2021-44717"
  ]
}



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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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  • 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.


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