bnxt: avoid overflow in bnxt_get_nvram_directory()

{
  "id": "8e08ca990230e4c20806dfe7758f6ea919a90770073081bde55b4b696a158c2a",
  "url": "https://osv.dev/vulnerability/CVE-2023-53661",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "bnxt: avoid overflow in bnxt_get_nvram_directory()",
    "summary": "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.",
    "evidence": "osv:CVE-2023-53661",
    "products": [
      {
        "name": {
          "value": "Kernel",
          "evidence": "/affected/1/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "5.15.113",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "6.1.30",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "6.3.4",
            "evidence": "/affected/1/ranges"
          }
        ],
        "affected_versions": []
      }
    ],
    "severity": "unknown",
    "structured": {
      "id": "CVE-2023-53661",
      "aliases": [
        "CVE-2023-53661"
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
              "type": "GIT",
              "events": [
                {
                  "introduced": "c0c050c58d840994ba842ad1c338a98e7c12b764"
                },
                {
                  "fixed": "d5eaf2a6b077f32a477feb1e9e1c1f60605b460e"
                },
                {
                  "fixed": "efb1a257513438d43f4335f09b2f684e8167cad2"
                },
                {
                  "fixed": "17e0453a7523ad7a25bb47af941b150a6c66d7b6"
                },
                {
                  "fixed": "7c6dddc239abe660598c49ec95ea0ed6399a4b2a"
                }
              ]
            }
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2023-53661.json"
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "4.4.0"
                },
                {
                  "fixed": "5.15.113"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "5.16.0"
                },
                {
                  "fixed": "6.1.30"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "6.2.0"
                },
                {
                  "fixed": "6.3.4"
                }
              ]
            }
          ],
          "package": {
            "name": "Kernel",
            "ecosystem": "Linux"
          },
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2023-53661.json"
          }
        }
      ],
      "modified": "2026-10-30T02:30:41.519734529Z",
      "provider": "osv",
      "references": [
        "https://git.kernel.org/stable/c/17e0453a7523ad7a25bb47af941b150a6c66d7b6",
        "https://git.kernel.org/stable/c/7c6dddc239abe660598c49ec95ea0ed6399a4b2a",
        "https://git.kernel.org/stable/c/d5eaf2a6b077f32a477feb1e9e1c1f60605b460e",
        "https://git.kernel.org/stable/c/efb1a257513438d43f4335f09b2f684e8167cad2",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/53xxx/CVE-2023-53661.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2023-53661",
        "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
      ],
      "provider_metadata": {
        "cna_assigner": "Linux",
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/53xxx/CVE-2023-53661.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2023-53661",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": null
  },
  "source_id": "core-osv",
  "document_id": 514442,
  "published_at": "2025-10-07T15:21:20.987+00:00"
}