ghsa-7jfp-wvrj-m47g
Vulnerability from github
Published
2024-10-21 18:30
Modified
2024-11-08 18:30
Severity ?
5.5 (Medium) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Details

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

ocfs2: fix possible null-ptr-deref in ocfs2_set_buffer_uptodate

When doing cleanup, if flags without OCFS2_BH_READAHEAD, it may trigger NULL pointer dereference in the following ocfs2_set_buffer_uptodate() if bh is NULL.

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{
  "affected": [],
  "aliases": [
    "CVE-2024-49877"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-476"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2024-10-21T18:15:09Z",
    "severity": "MODERATE"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nocfs2: fix possible null-ptr-deref in ocfs2_set_buffer_uptodate\n\nWhen doing cleanup, if flags without OCFS2_BH_READAHEAD, it may trigger\nNULL pointer dereference in the following ocfs2_set_buffer_uptodate() if\nbh is NULL.",
  "id": "GHSA-7jfp-wvrj-m47g",
  "modified": "2024-11-08T18:30:44Z",
  "published": "2024-10-21T18:30:56Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2024-49877"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/01cb2e751cc61ade454c9bc1aaa2eac1f8197112"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/190d98bcd61117a78fe185222d162180f061a6ca"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/33b525cef4cff49e216e4133cc48452e11c0391e"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/46b1edf0536a5291a8ad2337f88c926214b209d9"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/4846e72ab5a0726e49ad4188b9d9df091ae78c64"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/61b84013e560382cbe7dd56758be3154d43a3988"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/d52c5652e7dcb7a0648bbb8642cc3e617070ab49"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/df944dc46d06af65a75191183d52be017e6b9dbe"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/e68c8323355e8cedfbe0bec7d5a39009f61640b6"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    }
  ]
}


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