ghsa-fpf5-xw2p-f3m5
Vulnerability from github
Published
2024-07-12 15:31
Modified
2024-08-21 18:31
Severity ?
7.8 (High) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Details

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

ptp: fix integer overflow in max_vclocks_store

On 32bit systems, the "4 * max" multiply can overflow. Use kcalloc() to do the allocation to prevent this.

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{
  "affected": [],
  "aliases": [
    "CVE-2024-40994"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-190"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2024-07-12T13:15:20Z",
    "severity": "HIGH"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nptp: fix integer overflow in max_vclocks_store\n\nOn 32bit systems, the \"4 * max\" multiply can overflow.  Use kcalloc()\nto do the allocation to prevent this.",
  "id": "GHSA-fpf5-xw2p-f3m5",
  "modified": "2024-08-21T18:31:26Z",
  "published": "2024-07-12T15:31:29Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2024-40994"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/4b03da87d0b7074c93d9662c6e1a8939f9b8b86e"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/666e934d749e50a37f3796caaf843a605f115b6f"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/81d23d2a24012e448f651e007fac2cfd20a45ce0"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/d50d62d5e6ee6aa03c00bddb91745d0b632d3b0f"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/e1fccfb4638ee6188377867f6015d0ce35764a8e"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ]
}


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