platform/chrome: cros_usbpd_notify: Fix error handling in cros_usbpd_notify_init()

{
  "id": "3334290daed502c999a3d5bfd1d7710650f21e1f8fc2f508aa8ef66069751d19",
  "url": "https://osv.dev/vulnerability/CVE-2022-50468",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "platform/chrome: cros_usbpd_notify: Fix error handling in cros_usbpd_notify_init()",
    "summary": "In the Linux kernel, the following vulnerability has been resolved: platform/chrome: cros_usbpd_notify: Fix error handling in cros_usbpd_notify_init() The following WARNING message was given when rmmod cros_usbpd_notify: Unexpected driver unregister! WARNING: CPU: 0 PID: 253 at drivers/base/driver.c:270 driver_unregister+0x8a/0xb0 Modules linked in: cros_usbpd_notify(-) CPU: 0 PID: 253 Comm: rmmod Not tainted 6.1.0-rc3 #24 ... Call Trace: cros_usbpd_notify_exit+0x11/0x1e [cros_usbpd_notify] __x64_sys_delete_module+0x3c7/0x570 ? __ia32_sys_delete_module+0x570/0x570 ? lock_is_held_type+0xe3/0x140 ? syscall_enter_from_user_mode+0x17/0x50 ? rcu_read_lock_sched_held+0xa0/0xd0 ? syscall_enter_from_user_mode+0x1c/0x50 do_syscall_64+0x37/0x90 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f333fe9b1b7 The reason is that the cros_usbpd_notify_init() does not check the return value of platform_driver_register(), and the cros_usbpd_notify can install successfully even if platform_driver_register() failed. Fix by checking the return value of platform_driver_register() and unregister cros_usbpd_notify_plat_driver when it failed.",
    "evidence": "osv:CVE-2022-50468",
    "products": [
      {
        "name": {
          "value": "Kernel",
          "evidence": "/affected/1/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
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            "value": "5.10.163",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "5.15.86",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "6.0.16",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "6.1.2",
            "evidence": "/affected/1/ranges"
          }
        ],
        "affected_versions": []
      }
    ],
    "severity": "unknown",
    "structured": {
      "id": "CVE-2022-50468",
      "aliases": [
        "CVE-2022-50468"
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                  "fixed": "7b6ee54995739202b4a0cc01b7e9269f761c573d"
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              "type": "ECOSYSTEM",
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                  "introduced": "5.7.0"
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                  "fixed": "6.0.16"
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              "events": [
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                  "introduced": "6.1.0"
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                {
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          ],
          "package": {
            "name": "Kernel",
            "ecosystem": "Linux"
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      ],
      "modified": "2026-10-28T02:30:42.219720659Z",
      "provider": "osv",
      "references": [
        "https://git.kernel.org/stable/c/5a2d96623670155d94aca72c320c0ac27bdc6bd2",
        "https://git.kernel.org/stable/c/5c0cacdd354987f8f5348d16908716f154047890",
        "https://git.kernel.org/stable/c/751f12696d797e785d2611099fe9f0569d47556e",
        "https://git.kernel.org/stable/c/7b6ee54995739202b4a0cc01b7e9269f761c573d",
        "https://git.kernel.org/stable/c/cab345f9d51943898e406275f9607c145adb1877",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/50xxx/CVE-2022-50468.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2022-50468",
        "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
      ],
      "provider_metadata": {
        "cna_assigner": "Linux",
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/50xxx/CVE-2022-50468.json"
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    "related_cves": [
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        "value": "CVE-2022-50468",
        "evidence": "/id"
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    "security_relevant": true,
    "severity_evidence": null
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  "source_id": "core-osv",
  "document_id": 509781,
  "published_at": "2025-10-01T11:45:38.881+00:00"
}