ghsa-627x-567f-x2pf
Vulnerability from github
Published
2024-03-18 12:30
Modified
2024-03-18 12:30
Details

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

block: Fix iterating over an empty bio with bio_for_each_folio_all

If the bio contains no data, bio_first_folio() calls page_folio() on a NULL pointer and oopses. Move the test that we've reached the end of the bio from bio_next_folio() to bio_first_folio().

[axboe: add unlikely() to error case]

Show details on source website


{
  "affected": [],
  "aliases": [
    "CVE-2024-26632"
  ],
  "database_specific": {
    "cwe_ids": [],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2024-03-18T11:15:09Z",
    "severity": null
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nblock: Fix iterating over an empty bio with bio_for_each_folio_all\n\nIf the bio contains no data, bio_first_folio() calls page_folio() on a\nNULL pointer and oopses.  Move the test that we\u0027ve reached the end of\nthe bio from bio_next_folio() to bio_first_folio().\n\n[axboe: add unlikely() to error case]",
  "id": "GHSA-627x-567f-x2pf",
  "modified": "2024-03-18T12:30:35Z",
  "published": "2024-03-18T12:30:35Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2024-26632"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/7bed6f3d08b7af27b7015da8dc3acf2b9c1f21d7"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/a6bd8182137a12d22d3f2cee463271bdcb491659"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/c6350b5cb78e9024c49eaee6fdb914ad2903a5fe"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/ca3ede3f5893e2d26d4dbdef1eec28a8487fafde"
    }
  ],
  "schema_version": "1.4.0",
  "severity": []
}


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