ghsa-7822-7h76-h235
Vulnerability from github
Published
2024-12-27 15:31
Modified
2025-11-03 21:31
Severity ?
7.1 (High) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
Details

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

ksmbd: fix Out-of-Bounds Read in ksmbd_vfs_stream_read

An offset from client could be a negative value, It could lead to an out-of-bounds read from the stream_buf. Note that this issue is coming when setting 'vfs objects = streams_xattr parameter' in ksmbd.conf.

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{
  "affected": [],
  "aliases": [
    "CVE-2024-56627"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-125"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2024-12-27T15:15:22Z",
    "severity": "HIGH"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nksmbd: fix Out-of-Bounds Read in ksmbd_vfs_stream_read\n\nAn offset from client could be a negative value, It could lead\nto an out-of-bounds read from the stream_buf.\nNote that this issue is coming when setting\n\u0027vfs objects = streams_xattr parameter\u0027 in ksmbd.conf.",
  "id": "GHSA-7822-7h76-h235",
  "modified": "2025-11-03T21:31:56Z",
  "published": "2024-12-27T15:31:55Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2024-56627"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/27de4295522e9a33e4a3fc72f7b8193df9eebe41"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/6bd1bf0e8c42f10a9a9679a4c103a9032d30594d"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/81eed631935f2c52cdaf6691c6d48e0b06e8ad73"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/de4d790dcf53be41736239d7ee63849a16ff5d10"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/fc342cf86e2dc4d2edb0fc2ff5e28b6c7845adb9"
    },
    {
      "type": "WEB",
      "url": "https://lists.debian.org/debian-lts-announce/2025/03/msg00001.html"
    }
  ],
  "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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