ghsa-4gw2-r6x4-xxxg
Vulnerability from github
Published
2024-09-11 18:31
Modified
2025-11-04 00:31
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:

mmc: mmc_test: Fix NULL dereference on allocation failure

If the "test->highmem = alloc_pages()" allocation fails then calling __free_pages(test->highmem) will result in a NULL dereference. Also change the error code to -ENOMEM instead of returning success.

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{
  "affected": [],
  "aliases": [
    "CVE-2024-45028"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-476"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2024-09-11T16:15:07Z",
    "severity": "MODERATE"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nmmc: mmc_test: Fix NULL dereference on allocation failure\n\nIf the \"test-\u003ehighmem = alloc_pages()\" allocation fails then calling\n__free_pages(test-\u003ehighmem) will result in a NULL dereference.  Also\nchange the error code to -ENOMEM instead of returning success.",
  "id": "GHSA-4gw2-r6x4-xxxg",
  "modified": "2025-11-04T00:31:23Z",
  "published": "2024-09-11T18:31:06Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2024-45028"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/2b507b03991f44dfb202fc2a82c9874d1b1f0c06"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/3b4e76ceae5b5a46c968bd952f551ce173809f63"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/9b9ba386d7bfdbc38445932c90fa9444c0524bea"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/a1e627af32ed60713941cbfc8075d44cad07f6dd"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/cac2815f49d343b2f0acc4973d2c14918ac3ab0c"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/e40515582141a9e7c84b269be699c05236a499a6"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/e97be13a9f51284da450dd2a592e3fa87b49cdc9"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/ecb15b8ca12c0cbdab81e307e9795214d8b90890"
    },
    {
      "type": "WEB",
      "url": "https://lists.debian.org/debian-lts-announce/2024/10/msg00003.html"
    },
    {
      "type": "WEB",
      "url": "https://lists.debian.org/debian-lts-announce/2025/01/msg00001.html"
    }
  ],
  "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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