{
  "id": "CVE-2021-44568",
  "sourceIdentifier": "cve@mitre.org",
  "published": "2022-02-21T18:15:08.553",
  "lastModified": "2024-11-21T06:31:13.933",
  "vulnStatus": "Modified",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Two heap-overflow vulnerabilities exist in openSUSE/libsolv libsolv through 13 Dec 2020 in the decisionmap variable via the resolve_dependencies function at src/solver.c (line 1940 & line 1995), which could cause a remote Denial of Service."
    },
    {
      "lang": "es",
      "value": "Se presentan dos vulnerabilidades de desbordamiento de pila en openSUSE/libsolv libsolv versiones hasta el 13 de diciembre de 2020 en la variable decisionmap por medio de la funci\u00f3n resolve_dependencies en src/solver.c (l\u00ednea 1940 y l\u00ednea 1995), que podr\u00eda causar una denegaci\u00f3n de servicio remota"
    }
  ],
  "metrics": {
    "cvssMetricV31": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
          "baseScore": 6.5,
          "baseSeverity": "MEDIUM",
          "attackVector": "NETWORK",
          "attackComplexity": "LOW",
          "privilegesRequired": "NONE",
          "userInteraction": "REQUIRED",
          "scope": "UNCHANGED",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "availabilityImpact": "HIGH"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 3.6
      }
    ],
    "cvssMetricV2": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "2.0",
          "vectorString": "AV:N/AC:M/Au:N/C:N/I:N/A:P",
          "baseScore": 4.3,
          "accessVector": "NETWORK",
          "accessComplexity": "MEDIUM",
          "authentication": "NONE",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "availabilityImpact": "PARTIAL"
        },
        "baseSeverity": "MEDIUM",
        "exploitabilityScore": 8.6,
        "impactScore": 2.9,
        "acInsufInfo": false,
        "obtainAllPrivilege": false,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": true
      }
    ]
  },
  "weaknesses": [
    {
      "source": "nvd@nist.gov",
      "type": "Primary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-787"
        }
      ]
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:opensuse:libsolv:*:*:*:*:*:*:*:*",
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  "references": [
    {
      "url": "https://github.com/openSUSE/libsolv/issues/425",
      "source": "cve@mitre.org",
      "tags": [
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    {
      "url": "https://github.com/yangjiageng/PoC/blob/master/libsolv-PoCs/resolve_dependencies-1940",
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    },
    {
      "url": "https://github.com/yangjiageng/PoC/blob/master/libsolv-PoCs/resolve_dependencies-1995",
      "source": "cve@mitre.org",
      "tags": [
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        "Third Party Advisory"
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    },
    {
      "url": "https://github.com/openSUSE/libsolv/issues/425",
      "source": "af854a3a-2127-422b-91ae-364da2661108",
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    {
      "url": "https://github.com/yangjiageng/PoC/blob/master/libsolv-PoCs/resolve_dependencies-1940",
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      "url": "https://github.com/yangjiageng/PoC/blob/master/libsolv-PoCs/resolve_dependencies-1995",
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      "tags": [
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}