gsd-2021-3826
Vulnerability from gsd
Modified
2023-12-13 01:23
Details
Heap/stack buffer overflow in the dlang_lname function in d-demangle.c in libiberty allows attackers to potentially cause a denial of service (segmentation fault and crash) via a crafted mangled symbol.
Aliases
Aliases
CVE-2021-3826


To clipboard 

{
  "GSD": {
    "alias": "CVE-2021-3826",
    "description": "Heap/stack buffer overflow in the dlang_lname function in d-demangle.c in libiberty allows attackers to potentially cause a denial of service (segmentation fault and crash) via a crafted mangled symbol.",
    "id": "GSD-2021-3826",
    "references": [
      "https://www.suse.com/security/cve/CVE-2021-3826.html",
      "https://advisories.mageia.org/CVE-2021-3826.html"
    ]
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2021-3826"
      ],
      "details": "Heap/stack buffer overflow in the dlang_lname function in d-demangle.c in libiberty allows attackers to potentially cause a denial of service (segmentation fault and crash) via a crafted mangled symbol.",
      "id": "GSD-2021-3826",
      "modified": "2023-12-13T01:23:34.131045Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
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        "ID": "CVE-2021-3826",
        "STATE": "PUBLIC"
      },
      "affects": {
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            {
              "product": {
                "product_data": [
                  {
                    "product_name": "gcc",
                    "version": {
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                        {
                          "version_affected": "=",
                          "version_value": "gcc 11.2.0"
                        }
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          }
        ]
      },
      "problemtype": {
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          }
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    },
    "nvd.nist.gov": {
      "cve": {
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          },
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            "value": "Un desbordamiento del b\u00fafer de la pila en la funci\u00f3n dlang_lname en el archivo d-demangle.c en libiberty permite a atacantes causar potencialmente una denegaci\u00f3n de servicio (fallo de segmentaci\u00f3n y ca\u00edda) por medio de un s\u00edmbolo mangled dise\u00f1ado"
          }
        ],
        "id": "CVE-2021-3826",
        "lastModified": "2024-01-22T15:01:35.150",
        "metrics": {
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              "cvssData": {
                "attackComplexity": "LOW",
                "attackVector": "NETWORK",
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                "baseScore": 6.5,
                "baseSeverity": "MEDIUM",
                "confidentialityImpact": "NONE",
                "integrityImpact": "NONE",
                "privilegesRequired": "NONE",
                "scope": "UNCHANGED",
                "userInteraction": "REQUIRED",
                "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
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        "published": "2022-09-01T21:15:08.843",
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    }
  }
}


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