CVE-2022-49811 (GCVE-0-2022-49811)
Vulnerability from cvelistv5
Published
2025-05-01 14:09
Modified
2025-05-04 08:45
Severity ?
Summary
In the Linux kernel, the following vulnerability has been resolved: drbd: use after free in drbd_create_device() The drbd_destroy_connection() frees the "connection" so use the _safe() iterator to prevent a use after free.
References
Impacted products
Vendor Product Version
Linux Linux Version: b6f85ef9538b2111a8ba0bbfae9aaebabfc94961
Version: b6f85ef9538b2111a8ba0bbfae9aaebabfc94961
Version: b6f85ef9538b2111a8ba0bbfae9aaebabfc94961
Version: b6f85ef9538b2111a8ba0bbfae9aaebabfc94961
Version: b6f85ef9538b2111a8ba0bbfae9aaebabfc94961
Version: b6f85ef9538b2111a8ba0bbfae9aaebabfc94961
Version: b6f85ef9538b2111a8ba0bbfae9aaebabfc94961
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{
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          "programFiles": [
            "drivers/block/drbd/drbd_main.c"
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      "cpeApplicability": [
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          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrbd: use after free in drbd_create_device()\n\nThe drbd_destroy_connection() frees the \"connection\" so use the _safe()\niterator to prevent a use after free."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-05-04T08:45:51.308Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
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          "url": "https://git.kernel.org/stable/c/fc1897f16ebcfd22364f2afcc27f53a740f3bc7a"
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          "url": "https://git.kernel.org/stable/c/bf47ca1b35fc1f55091ffaff5fbe41ea0c6f59a1"
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          "url": "https://git.kernel.org/stable/c/a7a1598189228b5007369a9622ccdf587be0730f"
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      "title": "drbd: use after free in drbd_create_device()",
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  "cveMetadata": {
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    "assignerShortName": "Linux",
    "cveId": "CVE-2022-49811",
    "datePublished": "2025-05-01T14:09:36.098Z",
    "dateReserved": "2025-05-01T14:05:17.226Z",
    "dateUpdated": "2025-05-04T08:45:51.308Z",
    "state": "PUBLISHED"
  },
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  "vulnerability-lookup:meta": {
    "nvd": "{\"cve\":{\"id\":\"CVE-2022-49811\",\"sourceIdentifier\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"published\":\"2025-05-01T15:16:04.450\",\"lastModified\":\"2025-05-02T13:53:20.943\",\"vulnStatus\":\"Awaiting Analysis\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"In the Linux kernel, the following vulnerability has been resolved:\\n\\ndrbd: use after free in drbd_create_device()\\n\\nThe drbd_destroy_connection() frees the \\\"connection\\\" so use the _safe()\\niterator to prevent a use after free.\"},{\"lang\":\"es\",\"value\":\"En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: drbd: use-after-free en drbd_create_device(). drbd_destroy_connection() libera la \\\"conexi\u00f3n\\\", as\u00ed que use el iterador _safe() para evitar un use-after-free.\"}],\"metrics\":{},\"references\":[{\"url\":\"https://git.kernel.org/stable/c/7d93417d596402ddd46bd76c721f205d09d0d025\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/813a8dd9c45fd46f5cbbfbedf0791afa7740ccf5\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/9ed51414aef6e59e832e2960f10766dce2d5b1a1\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/a7a1598189228b5007369a9622ccdf587be0730f\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/bf47ca1b35fc1f55091ffaff5fbe41ea0c6f59a1\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/c2a00b149836d60c222930bbea6b2139caf34d4f\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/fc1897f16ebcfd22364f2afcc27f53a740f3bc7a\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"}]}}"
  }
}


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