GHSA-JMM7-6R74-7F4P

Vulnerability from github – Published: 2024-05-21 15:31 – Updated: 2024-07-03 18:42
VLAI?
Details

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

ipack: ipoctal: fix module reference leak

A reference to the carrier module was taken on every open but was only released once when the final reference to the tty struct was dropped.

Fix this by taking the module reference and initialising the tty driver data when installing the tty.

Severity ?
7.1 (High)
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
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{
  "affected": [],
  "aliases": [
    "CVE-2021-47403"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-200"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2024-05-21T15:15:25Z",
    "severity": "HIGH"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nipack: ipoctal: fix module reference leak\n\nA reference to the carrier module was taken on every open but was only\nreleased once when the final reference to the tty struct was dropped.\n\nFix this by taking the module reference and initialising the tty driver\ndata when installing the tty.",
  "id": "GHSA-jmm7-6r74-7f4p",
  "modified": "2024-07-03T18:42:51Z",
  "published": "2024-05-21T15:31:45Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-47403"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/31398849b84ebae0d43a1cf379cb9895597f221a"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/3253c87e1e5bc0107aab773af2f135ebccf38666"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/7cea848678470daadbfdaa6a112b823c290f900c"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/811178f296b16af30264def74c8d2179a72d5562"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/9c5b77a7ffc983b2429ce158b50497c5d3c86a69"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/bb8a4fcb2136508224c596a7e665bdba1d7c3c27"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/c0adb5a947dec6cff7050ec56d78ecd3916f9ce6"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/dde4c1429b97383689f755ce92b4ed1e84a9c92b"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H",
      "type": "CVSS_V3"
    }
  ]
}


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  • Confirmed: The vulnerability has been validated from an analyst's perspective.
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  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



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