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CVE-2023-53661

Estado: AnalizadaMedia (5.5)—

In the Linux kernel, the following vulnerability has been resolved:

bnxt: avoid overflow in bnxt_get_nvram_directory()

The value of an arithmetic expression is subject of possible overflow due to a failure to cast operands to a larger data type before performing arithmetic. Used macro for multiplication instead operator for avoiding overflow.

Found by Security Code and Linux Verification Center (linuxtesting.org) with SVACE.

CVSS

Probabilidad de explotación (EPSS)

EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).

Tecnologías afectadas (1)

Linux — Linux Kernel

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2023-53661",
  "cveTags": [],
  "metrics": {
    "cvssMetricV31": [
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        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 5.5,
          "attackVector": "LOCAL",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
          "integrityImpact": "NONE",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "LOW",
          "confidentialityImpact": "NONE"
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        "impactScore": 3.6,
        "exploitabilityScore": 1.8
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          "vendor": "Linux",
          "product": "Linux",
          "versions": [
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              "versionType": "git"
            },
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              "version": "4.4"
            },
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              "versionType": "semver"
            },
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            },
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              "version": "6.3.4",
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            },
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              "status": "unaffected",
              "version": "6.4",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ],
          "programFiles": [
            "drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c"
          ],
          "defaultStatus": "affected"
        }
      ]
    }
  ],
  "published": "2025-10-07T16:15:49.810",
  "references": [
    {
      "url": "https://git.kernel.org/stable/c/17e0453a7523ad7a25bb47af941b150a6c66d7b6",
      "tags": [
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    },
    {
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      "tags": [
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      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    },
    {
      "url": "https://git.kernel.org/stable/c/efb1a257513438d43f4335f09b2f684e8167cad2",
      "tags": [
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      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    }
  ],
  "vulnStatus": "Analyzed",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-190"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nbnxt: avoid overflow in bnxt_get_nvram_directory()\n\nThe value of an arithmetic expression is subject\nof possible overflow due to a failure to cast operands to a larger data\ntype before performing arithmetic. Used macro for multiplication instead\noperator for avoiding overflow.\n\nFound by Security Code and Linux Verification\nCenter (linuxtesting.org) with SVACE."
    }
  ],
  "lastModified": "2026-06-17T06:45:49.203",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
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              "versionEndExcluding": "5.15.113",
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              "matchCriteriaId": "E9430E62-03EA-42E6-9E5E-BD1D5124D107",
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              "versionEndExcluding": "6.3.4",
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          "operator": "OR"
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  "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
}