{
   "containers": {
      "cna": {
         "providerMetadata": {
            "orgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038"
         },
         "descriptions": [
            {
               "lang": "en",
               "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nscsi: core: Put LLD module refcnt after SCSI device is released\n\nSCSI host release is triggered when SCSI device is freed. We have to make\nsure that the low-level device driver module won't be unloaded before SCSI\nhost instance is released because shost->hostt is required in the release\nhandler.\n\nMake sure to put LLD module refcnt after SCSI device is released.\n\nFixes a kernel panic of 'BUG: unable to handle page fault for address'\nreported by Changhui and Yi."
            }
         ],
         "affected": [
            {
               "product": "Linux",
               "vendor": "Linux",
               "defaultStatus": "unaffected",
               "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
               "programFiles": [
                  "drivers/scsi/scsi.c",
                  "drivers/scsi/scsi_sysfs.c"
               ],
               "versions": [
                  {
                     "version": "1da177e4c3f4",
                     "lessThan": "1105573d964f",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "1da177e4c3f4",
                     "lessThan": "8e4814a46178",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "1da177e4c3f4",
                     "lessThan": "61a0faa89f21",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "1da177e4c3f4",
                     "lessThan": "c2df161f69fb",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "1da177e4c3f4",
                     "lessThan": "1ce287eff9f2",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "1da177e4c3f4",
                     "lessThan": "7b57c38d12ae",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "1da177e4c3f4",
                     "lessThan": "f30822c0b4c3",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "1da177e4c3f4",
                     "lessThan": "f2b85040acec",
                     "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/scsi/scsi.c",
                  "drivers/scsi/scsi_sysfs.c"
               ],
               "versions": [
                  {
                     "version": "4.4.292",
                     "lessThanOrEqual": "4.4.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "4.9.290",
                     "lessThanOrEqual": "4.9.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "4.14.255",
                     "lessThanOrEqual": "4.14.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "4.19.216",
                     "lessThanOrEqual": "4.19.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "5.4.158",
                     "lessThanOrEqual": "5.4.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "5.10.78",
                     "lessThanOrEqual": "5.10.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "5.14.17",
                     "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/1105573d964f7b78734348466b01f5f6ba8a1813"
            },
            {
               "url": "https://git.kernel.org/stable/c/8e4814a461787e15a31d322d9efbe0d4f6822428"
            },
            {
               "url": "https://git.kernel.org/stable/c/61a0faa89f21861d1f8d059123b5c285a5d9ffee"
            },
            {
               "url": "https://git.kernel.org/stable/c/c2df161f69fb1c67f63adbd193368b47f511edc0"
            },
            {
               "url": "https://git.kernel.org/stable/c/1ce287eff9f23181d5644db787f472463a61f68b"
            },
            {
               "url": "https://git.kernel.org/stable/c/7b57c38d12aed1b5d92f74748bed25e0d041729f"
            },
            {
               "url": "https://git.kernel.org/stable/c/f30822c0b4c35ec86187ab055263943dc71a6836"
            },
            {
               "url": "https://git.kernel.org/stable/c/f2b85040acec9a928b4eb1b57a989324e8e38d3f"
            }
         ],
         "title": "scsi: core: Put LLD module refcnt after SCSI device is released",
         "x_generator": {
            "engine": "bippy-a5840b7849dd"
         }
      }
   },
   "cveMetadata": {
      "assignerOrgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038",
      "cveID": "CVE-2021-47480",
      "requesterUserId": "gregkh@kernel.org",
      "serial": "1",
      "state": "PUBLISHED"
   },
   "dataType": "CVE_RECORD",
   "dataVersion": "5.0"
}