{
   "containers": {
      "cna": {
         "providerMetadata": {
            "orgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038"
         },
         "descriptions": [
            {
               "lang": "en",
               "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/msm: Fix null pointer dereference on pointer edp\n\nThe initialization of pointer dev dereferences pointer edp before\nedp is null checked, so there is a potential null pointer deference\nissue. Fix this by only dereferencing edp after edp has been null\nchecked.\n\nAddresses-Coverity: (\"Dereference before null check\")"
            }
         ],
         "affected": [
            {
               "product": "Linux",
               "vendor": "Linux",
               "defaultStatus": "unaffected",
               "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
               "programFiles": [
                  "drivers/gpu/drm/msm/edp/edp_ctrl.c"
               ],
               "versions": [
                  {
                     "version": "ab5b0107ccf3",
                     "lessThan": "f175b9a83e5c",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "ab5b0107ccf3",
                     "lessThan": "bacac7d26849",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "ab5b0107ccf3",
                     "lessThan": "0cd063aa0a09",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "ab5b0107ccf3",
                     "lessThan": "7f642b93710b",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "ab5b0107ccf3",
                     "lessThan": "f302be08e3de",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "ab5b0107ccf3",
                     "lessThan": "91a340768b01",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "ab5b0107ccf3",
                     "lessThan": "46c8ddede027",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "ab5b0107ccf3",
                     "lessThan": "2133c4fc8e13",
                     "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/gpu/drm/msm/edp/edp_ctrl.c"
               ],
               "versions": [
                  {
                     "version": "4.0",
                     "status": "affected"
                  },
                  {
                     "version": "0",
                     "lessThan": "4.0",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "4.4.290",
                     "lessThanOrEqual": "4.4.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "4.9.288",
                     "lessThanOrEqual": "4.9.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "4.14.252",
                     "lessThanOrEqual": "4.14.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "4.19.213",
                     "lessThanOrEqual": "4.19.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "5.4.155",
                     "lessThanOrEqual": "5.4.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "5.10.75",
                     "lessThanOrEqual": "5.10.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "5.14.14",
                     "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/f175b9a83e5c252d7c74acddc792840016caae0a"
            },
            {
               "url": "https://git.kernel.org/stable/c/bacac7d26849c8e903ceb7466d9ce8dc3c2797eb"
            },
            {
               "url": "https://git.kernel.org/stable/c/0cd063aa0a09822cc1620fc59a67fe2f9f6338ac"
            },
            {
               "url": "https://git.kernel.org/stable/c/7f642b93710b6b1119bdff90be01e6b5a2a5d669"
            },
            {
               "url": "https://git.kernel.org/stable/c/f302be08e3de94db8863a0b2958b2bb3e8e998e6"
            },
            {
               "url": "https://git.kernel.org/stable/c/91a340768b012f5b910a203a805b97a345b3db37"
            },
            {
               "url": "https://git.kernel.org/stable/c/46c8ddede0273d1d132beefa9de8b820326982be"
            },
            {
               "url": "https://git.kernel.org/stable/c/2133c4fc8e1348dcb752f267a143fe2254613b34"
            }
         ],
         "title": "drm/msm: Fix null pointer dereference on pointer edp",
         "x_generator": {
            "engine": "bippy-a5840b7849dd"
         }
      }
   },
   "cveMetadata": {
      "assignerOrgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038",
      "cveID": "CVE-2021-47445",
      "requesterUserId": "gregkh@kernel.org",
      "serial": "1",
      "state": "PUBLISHED"
   },
   "dataType": "CVE_RECORD",
   "dataVersion": "5.0"
}