gsd-2021-33644
Vulnerability from gsd
Modified
2023-12-13 01:23
Details
An attacker who submits a crafted tar file with size in header struct being 0 may be able to trigger an calling of malloc(0) for a variable gnu_longname, causing an out-of-bounds read.
Aliases
Aliases



{
  "GSD": {
    "alias": "CVE-2021-33644",
    "description": "An attacker who submits a crafted tar file with size in header struct being 0 may be able to trigger an calling of malloc(0) for a variable gnu_longname, causing an out-of-bounds read.",
    "id": "GSD-2021-33644",
    "references": [
      "https://www.suse.com/security/cve/CVE-2021-33644.html",
      "https://advisories.mageia.org/CVE-2021-33644.html"
    ]
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2021-33644"
      ],
      "details": "An attacker who submits a crafted tar file with size in header struct being 0 may be able to trigger an calling of malloc(0) for a variable gnu_longname, causing an out-of-bounds read.",
      "id": "GSD-2021-33644",
      "modified": "2023-12-13T01:23:18.112615Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
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      "CVE_data_meta": {
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        "ID": "CVE-2021-33644",
        "STATE": "PUBLIC"
      },
      "affects": {
        "vendor": {
          "vendor_data": [
            {
              "product": {
                "product_data": [
                  {
                    "product_name": "libtar",
                    "version": {
                      "version_data": [
                        {
                          "version_value": "\u003c1.2.21"
                        }
                      ]
                    }
                  }
                ]
              },
              "vendor_name": "n/a"
            }
          ]
        }
      },
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      "data_version": "4.0",
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          }
        ]
      },
      "problemtype": {
        "problemtype_data": [
          {
            "description": [
              {
                "lang": "eng",
                "value": "CWE-125: Out-of-bounds Read"
              }
            ]
          }
        ]
      },
      "references": {
        "reference_data": [
          {
            "name": "https://www.openeuler.org/en/security/safety-bulletin/detail.html?id=openEuler-SA-2022-1807",
            "refsource": "MISC",
            "url": "https://www.openeuler.org/en/security/safety-bulletin/detail.html?id=openEuler-SA-2022-1807"
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          }
        ]
      }
    },
    "nvd.nist.gov": {
      "configurations": {
        "CVE_data_version": "4.0",
        "nodes": [
          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:a:feep:libtar:*:*:*:*:*:*:*:*",
                "cpe_name": [],
                "versionEndExcluding": "1.2.21",
                "vulnerable": true
              }
            ],
            "operator": "OR"
          },
          {
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              {
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                "cpe_name": [],
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              {
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                "cpe_name": [],
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            ],
            "operator": "OR"
          },
          {
            "children": [],
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                "cpe_name": [],
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            }
          ]
        },
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                {
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                }
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            },
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              "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/7WX5YE66CT7Y5C2HTHXSFDKQWYWYWJ2T/"
            }
          ]
        }
      },
      "impact": {
        "baseMetricV3": {
          "cvssV3": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 8.1,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H",
            "version": "3.1"
          },
          "exploitabilityScore": 2.8,
          "impactScore": 5.2
        }
      },
      "lastModifiedDate": "2023-01-11T21:57Z",
      "publishedDate": "2022-08-10T20:15Z"
    }
  }
}


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