ghsa-67h2-jhv4-3f99
Vulnerability from github
Published
2025-10-01 12:30
Modified
2025-10-01 12:30
Details

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

net: ethernet: mvpp2_main: fix possible OOB write in mvpp2_ethtool_get_rxnfc()

rules is allocated in ethtool_get_rxnfc and the size is determined by rule_cnt from user space. So rule_cnt needs to be check before using rules to avoid OOB writing or NULL pointer dereference.

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{
  "affected": [],
  "aliases": [
    "CVE-2023-53495"
  ],
  "database_specific": {
    "cwe_ids": [],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2025-10-01T12:15:52Z",
    "severity": null
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nnet: ethernet: mvpp2_main: fix possible OOB write in mvpp2_ethtool_get_rxnfc()\n\nrules is allocated in ethtool_get_rxnfc and the size is determined by\nrule_cnt from user space. So rule_cnt needs to be check before using\nrules to avoid OOB writing or NULL pointer dereference.",
  "id": "GHSA-67h2-jhv4-3f99",
  "modified": "2025-10-01T12:30:30Z",
  "published": "2025-10-01T12:30:30Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2023-53495"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/349638f7e5d3c7d328565587bb7b0454bbee02e2"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/51fe0a470543f345e3c62b6798929de3ddcedc1d"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/5bb09dddc724c5f7c4dc6dd3bfebd685eecd93e8"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/61054a8ddb176b155a8f2bacdfefb3727187f5d9"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/625b70d31dd4df4b96b3ddcbe251debb33bd67f5"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/ba6673824efa3dc198b04a54e69dce480066d7d9"
    }
  ],
  "schema_version": "1.4.0",
  "severity": []
}


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