{
   "containers": {
      "cna": {
         "providerMetadata": {
            "orgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038"
         },
         "descriptions": [
            {
               "lang": "en",
               "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nipack: ipoctal: fix module reference leak\n\nA reference to the carrier module was taken on every open but was only\nreleased once when the final reference to the tty struct was dropped.\n\nFix this by taking the module reference and initialising the tty driver\ndata when installing the tty."
            }
         ],
         "affected": [
            {
               "product": "Linux",
               "vendor": "Linux",
               "defaultStatus": "unaffected",
               "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
               "programFiles": [
                  "drivers/ipack/devices/ipoctal.c"
               ],
               "versions": [
                  {
                     "version": "82a82340bab6",
                     "lessThan": "31398849b84e",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "82a82340bab6",
                     "lessThan": "c0adb5a947de",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "82a82340bab6",
                     "lessThan": "dde4c1429b97",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "82a82340bab6",
                     "lessThan": "9c5b77a7ffc9",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "82a82340bab6",
                     "lessThan": "3253c87e1e5b",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "82a82340bab6",
                     "lessThan": "7cea84867847",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "82a82340bab6",
                     "lessThan": "811178f296b1",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "82a82340bab6",
                     "lessThan": "bb8a4fcb2136",
                     "status": "affected",
                     "versionType": "git"
                  }
               ]
            },
            {
               "product": "Linux",
               "vendor": "Linux",
               "defaultStatus": "affected",
               "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
               "programFiles": [
                  "drivers/ipack/devices/ipoctal.c"
               ],
               "versions": [
                  {
                     "version": "3.18",
                     "status": "affected"
                  },
                  {
                     "version": "0",
                     "lessThan": "3.18",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "4.4.286",
                     "lessThanOrEqual": "4.4.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "4.9.285",
                     "lessThanOrEqual": "4.9.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "4.14.249",
                     "lessThanOrEqual": "4.14.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "4.19.209",
                     "lessThanOrEqual": "4.19.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "5.4.151",
                     "lessThanOrEqual": "5.4.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "5.10.71",
                     "lessThanOrEqual": "5.10.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "5.14.10",
                     "lessThanOrEqual": "5.14.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "5.15",
                     "lessThanOrEqual": "*",
                     "status": "unaffected",
                     "versionType": "original_commit_for_fix"
                  }
               ]
            }
         ],
         "references": [
            {
               "url": "https://git.kernel.org/stable/c/31398849b84ebae0d43a1cf379cb9895597f221a"
            },
            {
               "url": "https://git.kernel.org/stable/c/c0adb5a947dec6cff7050ec56d78ecd3916f9ce6"
            },
            {
               "url": "https://git.kernel.org/stable/c/dde4c1429b97383689f755ce92b4ed1e84a9c92b"
            },
            {
               "url": "https://git.kernel.org/stable/c/9c5b77a7ffc983b2429ce158b50497c5d3c86a69"
            },
            {
               "url": "https://git.kernel.org/stable/c/3253c87e1e5bc0107aab773af2f135ebccf38666"
            },
            {
               "url": "https://git.kernel.org/stable/c/7cea848678470daadbfdaa6a112b823c290f900c"
            },
            {
               "url": "https://git.kernel.org/stable/c/811178f296b16af30264def74c8d2179a72d5562"
            },
            {
               "url": "https://git.kernel.org/stable/c/bb8a4fcb2136508224c596a7e665bdba1d7c3c27"
            }
         ],
         "title": "ipack: ipoctal: fix module reference leak",
         "x_generator": {
            "engine": "bippy-a5840b7849dd"
         }
      }
   },
   "cveMetadata": {
      "assignerOrgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038",
      "cveID": "CVE-2021-47403",
      "requesterUserId": "gregkh@kernel.org",
      "serial": "1",
      "state": "PUBLISHED"
   },
   "dataType": "CVE_RECORD",
   "dataVersion": "5.0"
}