ghsa-p579-wmgc-72qq
Vulnerability from github
Published
2025-10-07 18:31
Modified
2025-10-07 18:31
Details

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

vme: Fix error not catched in fake_init()

In fake_init(), __root_device_register() is possible to fail but it's ignored, which can cause unregistering vme_root fail when exit.

general protection fault, probably for non-canonical address 0xdffffc000000008c KASAN: null-ptr-deref in range [0x0000000000000460-0x0000000000000467] RIP: 0010:root_device_unregister+0x26/0x60 Call Trace: __x64_sys_delete_module+0x34f/0x540 do_syscall_64+0x38/0x90 entry_SYSCALL_64_after_hwframe+0x63/0xcd

Return error when __root_device_register() fails.

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{
  "affected": [],
  "aliases": [
    "CVE-2022-50538"
  ],
  "database_specific": {
    "cwe_ids": [],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2025-10-07T16:15:38Z",
    "severity": null
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nvme: Fix error not catched in fake_init()\n\nIn fake_init(), __root_device_register() is possible to fail but it\u0027s\nignored, which can cause unregistering vme_root fail when exit.\n\n general protection fault,\n probably for non-canonical address 0xdffffc000000008c\n KASAN: null-ptr-deref in range [0x0000000000000460-0x0000000000000467]\n RIP: 0010:root_device_unregister+0x26/0x60\n Call Trace:\n  \u003cTASK\u003e\n  __x64_sys_delete_module+0x34f/0x540\n  do_syscall_64+0x38/0x90\n  entry_SYSCALL_64_after_hwframe+0x63/0xcd\n\nReturn error when __root_device_register() fails.",
  "id": "GHSA-p579-wmgc-72qq",
  "modified": "2025-10-07T18:31:09Z",
  "published": "2025-10-07T18:31:08Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2022-50538"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/09be0e7ac5f9374b6f8de72c89ed67129af71f65"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/37d3de40c1ffb6a5e626bf46ff5ef5766c824e2c"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/4bc217b25ea81034fad8e33fd33e4659f086421d"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/60ff9bd4ffc87bace581e235a6728f5ac8e5071f"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/69b43937f14bdc3594f57f1a507a14f3d1187136"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/7bef797d707f1744f71156b21d41e3b8c946631f"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/a2a93546d414c7fe4862b87183fb737d1300d9d2"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/e831fdd60e5863ee03173baf5a0f7c5450b44381"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/f3f65c4177846c483bf009f8c512ab04b3c62466"
    }
  ],
  "schema_version": "1.4.0",
  "severity": []
}


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