ghsa-x6xm-ghm9-28cr
Vulnerability from github
Published
2024-02-21 09:31
Modified
2024-05-01 18:30
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:

ksmbd: fix out of bounds in init_smb2_rsp_hdr()

If client send smb2 negotiate request and then send smb1 negotiate request, init_smb2_rsp_hdr is called for smb1 negotiate request since need_neg is set to false. This patch ignore smb1 packets after ->need_neg is set to false.

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{
  "affected": [],
  "aliases": [
    "CVE-2023-52441"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-119"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2024-02-21T08:15:45Z",
    "severity": "HIGH"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nksmbd: fix out of bounds in init_smb2_rsp_hdr()\n\nIf client send smb2 negotiate request and then send smb1 negotiate\nrequest, init_smb2_rsp_hdr is called for smb1 negotiate request since\nneed_neg is set to false. This patch ignore smb1 packets after -\u003eneed_neg\nis set to false.",
  "id": "GHSA-x6xm-ghm9-28cr",
  "modified": "2024-05-01T18:30:35Z",
  "published": "2024-02-21T09:31:01Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2023-52441"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/330d900620dfc9893011d725b3620cd2ee0bc2bc"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/536bb492d39bb6c080c92f31e8a55fe9934f452b"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/5c0df9d30c289d6b9d7d44e2a450de2f8e3cf40b"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/aa669ef229ae8dd779da9caa24e254964545895f"
    },
    {
      "type": "WEB",
      "url": "http://www.openwall.com/lists/oss-security/2024/03/18/2"
    }
  ],
  "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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