CVE-2022-49835 (GCVE-0-2022-49835)
Vulnerability from cvelistv5
Published
2025-05-01 14:09
Modified
2025-05-04 08:46
Severity ?
Summary
In the Linux kernel, the following vulnerability has been resolved: ALSA: hda: fix potential memleak in 'add_widget_node' As 'kobject_add' may allocated memory for 'kobject->name' when return error. And in this function, if call 'kobject_add' failed didn't free kobject. So call 'kobject_put' to recycling resources.
References
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/02dea987ec1cac712c78e75d224ceb9bb73519ed
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/3a79f9568de08657fcdbc41d6fc4c0ca145a7a2b
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/455d99bd6baf19688048b6d42d9fa74eae27f93b
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/7140d7aaf93da6a665b454f91bb4dc6b1de218bd
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/90b7d055e2b5f39429f9a9e3815b48a48530ef28
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/9a5523f72bd2b0d66eef3d58810c6eb7b5ffc143
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/b688a3ec235222d9a84e43a48a6f31acb95baf2d
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/bb0ac8d5e541224f599bc8e8f31a313faa4bf7b7
Impacted products
Vendor Product Version
Linux Linux Version: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2
Version: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2
Version: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2
Version: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2
Version: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2
Version: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2
Version: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2
Version: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2
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{
  "containers": {
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        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "sound/hda/hdac_sysfs.c"
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          "vendor": "Linux",
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              "versionType": "original_commit_for_fix"
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              "operator": "OR"
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      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nALSA: hda: fix potential memleak in \u0027add_widget_node\u0027\n\nAs \u0027kobject_add\u0027 may allocated memory for \u0027kobject-\u003ename\u0027 when return error.\nAnd in this function, if call \u0027kobject_add\u0027 failed didn\u0027t free kobject.\nSo call \u0027kobject_put\u0027 to recycling resources."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-05-04T08:46:32.274Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
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          "url": "https://git.kernel.org/stable/c/9a5523f72bd2b0d66eef3d58810c6eb7b5ffc143"
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    "assignerShortName": "Linux",
    "cveId": "CVE-2022-49835",
    "datePublished": "2025-05-01T14:09:52.700Z",
    "dateReserved": "2025-05-01T14:05:17.228Z",
    "dateUpdated": "2025-05-04T08:46:32.274Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "vulnerability-lookup:meta": {
    "nvd": "{\"cve\":{\"id\":\"CVE-2022-49835\",\"sourceIdentifier\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"published\":\"2025-05-01T15:16:06.980\",\"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\\nALSA: hda: fix potential memleak in \u0027add_widget_node\u0027\\n\\nAs \u0027kobject_add\u0027 may allocated memory for \u0027kobject-\u003ename\u0027 when return error.\\nAnd in this function, if call \u0027kobject_add\u0027 failed didn\u0027t free kobject.\\nSo call \u0027kobject_put\u0027 to recycling resources.\"},{\"lang\":\"es\",\"value\":\"En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: ALSA: hda: se corrige una posible fuga de memoria en \u0027add_widget_node\u0027. \u0027kobject_add\u0027 podr\u00eda asignar memoria a \u0027kobject-\u0026gt;name\u0027 cuando devuelve un error. En esta funci\u00f3n, si la llamada a \u0027kobject_add\u0027 falla, no se libera kobject. Por lo tanto, se llama a \u0027kobject_put\u0027 para reciclar recursos.\"}],\"metrics\":{},\"references\":[{\"url\":\"https://git.kernel.org/stable/c/02dea987ec1cac712c78e75d224ceb9bb73519ed\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/3a79f9568de08657fcdbc41d6fc4c0ca145a7a2b\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/455d99bd6baf19688048b6d42d9fa74eae27f93b\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/7140d7aaf93da6a665b454f91bb4dc6b1de218bd\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/90b7d055e2b5f39429f9a9e3815b48a48530ef28\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/9a5523f72bd2b0d66eef3d58810c6eb7b5ffc143\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/b688a3ec235222d9a84e43a48a6f31acb95baf2d\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/bb0ac8d5e541224f599bc8e8f31a313faa4bf7b7\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"}]}}"
  }
}


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