cve/published/2021/CVE-2021-47143.json

{
   "containers": {
      "cna": {
         "providerMetadata": {
            "orgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038"
         },
         "descriptions": [
            {
               "lang": "en",
               "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnet/smc: remove device from smcd_dev_list after failed device_add()\n\nIf the device_add() for a smcd_dev fails, there's no cleanup step that\nrolls back the earlier list_add(). The device subsequently gets freed,\nand we end up with a corrupted list.\n\nAdd some error handling that removes the device from the list."
            }
         ],
         "affected": [
            {
               "product": "Linux",
               "vendor": "Linux",
               "defaultStatus": "unaffected",
               "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
               "programFiles": [
                  "net/smc/smc_ism.c"
               ],
               "versions": [
                  {
                     "version": "c6ba7c9ba43de1b57e9a53946e7ff988554c84ed",
                     "lessThan": "8b2cdc004d21a7255f219706dca64411108f7897",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "c6ba7c9ba43de1b57e9a53946e7ff988554c84ed",
                     "lessThan": "40588782f1016c655ae1d302892f61d35af96842",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "c6ba7c9ba43de1b57e9a53946e7ff988554c84ed",
                     "lessThan": "444d7be9532dcfda8e0385226c862fd7e986f607",
                     "status": "affected",
                     "versionType": "git"
                  }
               ]
            },
            {
               "product": "Linux",
               "vendor": "Linux",
               "defaultStatus": "affected",
               "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
               "programFiles": [
                  "net/smc/smc_ism.c"
               ],
               "versions": [
                  {
                     "version": "4.19",
                     "status": "affected"
                  },
                  {
                     "version": "0",
                     "lessThan": "4.19",
                     "status": "unaffected",
                     "versionType": "semver"
                  },
                  {
                     "version": "5.10.42",
                     "lessThanOrEqual": "5.10.*",
                     "status": "unaffected",
                     "versionType": "semver"
                  },
                  {
                     "version": "5.12.9",
                     "lessThanOrEqual": "5.12.*",
                     "status": "unaffected",
                     "versionType": "semver"
                  },
                  {
                     "version": "5.13",
                     "lessThanOrEqual": "*",
                     "status": "unaffected",
                     "versionType": "original_commit_for_fix"
                  }
               ]
            }
         ],
         "cpeApplicability": [
            {
               "nodes": [
                  {
                     "operator": "OR",
                     "negate": false,
                     "cpeMatch": [
                        {
                           "vulnerable": true,
                           "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                           "versionStartIncluding": "4.19",
                           "versionEndExcluding": "5.10.42"
                        },
                        {
                           "vulnerable": true,
                           "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                           "versionStartIncluding": "4.19",
                           "versionEndExcluding": "5.12.9"
                        },
                        {
                           "vulnerable": true,
                           "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                           "versionStartIncluding": "4.19",
                           "versionEndExcluding": "5.13"
                        }
                     ]
                  }
               ]
            }
         ],
         "references": [
            {
               "url": "https://git.kernel.org/stable/c/8b2cdc004d21a7255f219706dca64411108f7897"
            },
            {
               "url": "https://git.kernel.org/stable/c/40588782f1016c655ae1d302892f61d35af96842"
            },
            {
               "url": "https://git.kernel.org/stable/c/444d7be9532dcfda8e0385226c862fd7e986f607"
            }
         ],
         "title": "net/smc: remove device from smcd_dev_list after failed device_add()",
         "x_generator": {
            "engine": "bippy-1.2.0"
         }
      }
   },
   "cveMetadata": {
      "assignerOrgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038",
      "cveID": "CVE-2021-47143",
      "requesterUserId": "gregkh@kernel.org",
      "serial": "1",
      "state": "PUBLISHED"
   },
   "dataType": "CVE_RECORD",
   "dataVersion": "5.0"
}