CVE-2022-49202 (GCVE-0-2022-49202)

Vulnerability from cvelistv5 – Published: 2025-02-26 01:55 – Updated: 2025-05-04 08:32
VLAI?
Title
Bluetooth: hci_uart: add missing NULL check in h5_enqueue
Summary
In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hci_uart: add missing NULL check in h5_enqueue Syzbot hit general protection fault in __pm_runtime_resume(). The problem was in missing NULL check. hu->serdev can be NULL and we should not blindly pass &serdev->dev somewhere, since it will cause GPF.
Severity ?
No CVSS data available.
Assigner
References
Impacted products
Vendor Product Version
Linux Linux Affected: d9dd833cf6d29695682ec7e7924c0d0992b906bc , < 7235485433d290367d60ae22fcdfc565e61d42ab (git)
Affected: d9dd833cf6d29695682ec7e7924c0d0992b906bc , < e6b6c904c0f88588b6a3ace20e4c0d61eab124f8 (git)
Affected: d9dd833cf6d29695682ec7e7924c0d0992b906bc , < 8a3896c30f542439d36303183dc96f65df8cc528 (git)
Affected: d9dd833cf6d29695682ec7e7924c0d0992b906bc , < 32cb08e958696908a9aad5e49a78d74f7e32fffb (git)
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    Linux Linux Affected: 5.15
Unaffected: 0 , < 5.15 (semver)
Unaffected: 5.15.33 , ≤ 5.15.* (semver)
Unaffected: 5.16.19 , ≤ 5.16.* (semver)
Unaffected: 5.17.2 , ≤ 5.17.* (semver)
Unaffected: 5.18 , ≤ * (original_commit_for_fix)
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{
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          "programFiles": [
            "drivers/bluetooth/hci_h5.c"
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      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nBluetooth: hci_uart: add missing NULL check in h5_enqueue\n\nSyzbot hit general protection fault in __pm_runtime_resume(). The problem\nwas in missing NULL check.\n\nhu-\u003eserdev can be NULL and we should not blindly pass \u0026serdev-\u003edev\nsomewhere, since it will cause GPF."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-05-04T08:32:15.567Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
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    "datePublished": "2025-02-26T01:55:43.738Z",
    "dateReserved": "2025-02-26T01:49:39.291Z",
    "dateUpdated": "2025-05-04T08:32:15.567Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}


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