cve/published/2022/CVE-2022-48663.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\ngpio: mockup: fix NULL pointer dereference when removing debugfs\n\nWe now remove the device's debugfs entries when unbinding the driver.\nThis now causes a NULL-pointer dereference on module exit because the\nplatform devices are unregistered *after* the global debugfs directory\nhas been recursively removed. Fix it by unregistering the devices first."
            }
         ],
         "affected": [
            {
               "product": "Linux",
               "vendor": "Linux",
               "defaultStatus": "unaffected",
               "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
               "programFiles": [
                  "drivers/gpio/gpio-mockup.c"
               ],
               "versions": [
                  {
                     "version": "3815e66c2183f3430490e450ba16779cf5214ec6",
                     "lessThan": "bdea98b98f844bd8a983ca880893e509a8b4162f",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "3a10e8edee2b45a654f1f7b05f747129ec84cf9d",
                     "lessThan": "18352095a0d581f6aeb1e9fc9d68cc0152cd64b4",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "bc55c1677edbe86a1c66a35e800df47dff16ad61",
                     "lessThan": "af0bfabf06c74c260265c30ba81a34e7dec0e881",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "303e6da99429510b1e4edf833afe90ac8542e747",
                     "lessThan": "b7df41a6f79dfb18ba2203f8c5f0e9c0b9b57f68",
                     "status": "affected",
                     "versionType": "git"
                  }
               ]
            },
            {
               "product": "Linux",
               "vendor": "Linux",
               "defaultStatus": "unaffected",
               "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
               "programFiles": [
                  "drivers/gpio/gpio-mockup.c"
               ],
               "versions": [
                  {
                     "version": "5.10.144",
                     "lessThan": "5.10.146",
                     "status": "affected",
                     "versionType": "semver"
                  },
                  {
                     "version": "5.15.69",
                     "lessThan": "5.15.71",
                     "status": "affected",
                     "versionType": "semver"
                  },
                  {
                     "version": "5.19.10",
                     "lessThan": "5.19.12",
                     "status": "affected",
                     "versionType": "semver"
                  }
               ]
            }
         ],
         "cpeApplicability": [
            {
               "nodes": [
                  {
                     "operator": "OR",
                     "negate": false,
                     "cpeMatch": [
                        {
                           "vulnerable": true,
                           "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                           "versionStartIncluding": "5.10.144",
                           "versionEndExcluding": "5.10.146"
                        },
                        {
                           "vulnerable": true,
                           "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                           "versionStartIncluding": "5.15.69",
                           "versionEndExcluding": "5.15.71"
                        },
                        {
                           "vulnerable": true,
                           "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                           "versionStartIncluding": "5.19.10",
                           "versionEndExcluding": "5.19.12"
                        }
                     ]
                  }
               ]
            }
         ],
         "references": [
            {
               "url": "https://git.kernel.org/stable/c/bdea98b98f844bd8a983ca880893e509a8b4162f"
            },
            {
               "url": "https://git.kernel.org/stable/c/18352095a0d581f6aeb1e9fc9d68cc0152cd64b4"
            },
            {
               "url": "https://git.kernel.org/stable/c/af0bfabf06c74c260265c30ba81a34e7dec0e881"
            },
            {
               "url": "https://git.kernel.org/stable/c/b7df41a6f79dfb18ba2203f8c5f0e9c0b9b57f68"
            }
         ],
         "title": "gpio: mockup: fix NULL pointer dereference when removing debugfs",
         "x_generator": {
            "engine": "bippy-1.2.0"
         }
      }
   },
   "cveMetadata": {
      "assignerOrgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038",
      "cveID": "CVE-2022-48663",
      "requesterUserId": "gregkh@kernel.org",
      "serial": "1",
      "state": "PUBLISHED"
   },
   "dataType": "CVE_RECORD",
   "dataVersion": "5.0"
}