{
   "containers": {
      "cna": {
         "providerMetadata": {
            "orgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038"
         },
         "descriptions": [
            {
               "lang": "en",
               "value": "In the Linux kernel, the following vulnerability has been resolved:\n\niio: accel: kxcjk-1013: Fix possible memory leak in probe and remove\n\nWhen ACPI type is ACPI_SMO8500, the data->dready_trig will not be set, the\nmemory allocated by iio_triggered_buffer_setup() will not be freed, and cause\nmemory leak as follows:\n\nunreferenced object 0xffff888009551400 (size 512):\n  comm \"i2c-SMO8500-125\", pid 911, jiffies 4294911787 (age 83.852s)\n  hex dump (first 32 bytes):\n    02 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................\n    00 00 00 00 00 00 00 00 20 e2 e5 c0 ff ff ff ff  ........ .......\n  backtrace:\n    [<0000000041ce75ee>] kmem_cache_alloc_trace+0x16d/0x360\n    [<000000000aeb17b0>] iio_kfifo_allocate+0x41/0x130 [kfifo_buf]\n    [<000000004b40c1f5>] iio_triggered_buffer_setup_ext+0x2c/0x210 [industrialio_triggered_buffer]\n    [<000000004375b15f>] kxcjk1013_probe+0x10c3/0x1d81 [kxcjk_1013]\n\nFix it by remove data->dready_trig condition in probe and remove."
            }
         ],
         "affected": [
            {
               "product": "Linux",
               "vendor": "Linux",
               "defaultStatus": "unaffected",
               "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
               "programFiles": [
                  "drivers/iio/accel/kxcjk-1013.c"
               ],
               "versions": [
                  {
                     "version": "a25691c1f967",
                     "lessThan": "8c1d43f3a3fc",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "a25691c1f967",
                     "lessThan": "60a55b9d91ba",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "a25691c1f967",
                     "lessThan": "3899700ddacb",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "a25691c1f967",
                     "lessThan": "a3730f74159a",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "a25691c1f967",
                     "lessThan": "8c163a142771",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "a25691c1f967",
                     "lessThan": "ee86d0bad80b",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "a25691c1f967",
                     "lessThan": "14508fe13b1c",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "a25691c1f967",
                     "lessThan": "70c9774e180d",
                     "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/iio/accel/kxcjk-1013.c"
               ],
               "versions": [
                  {
                     "version": "4.2",
                     "status": "affected"
                  },
                  {
                     "version": "0",
                     "lessThan": "4.2",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "4.4.295",
                     "lessThanOrEqual": "4.4.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "4.9.293",
                     "lessThanOrEqual": "4.9.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "4.14.258",
                     "lessThanOrEqual": "4.14.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "4.19.221",
                     "lessThanOrEqual": "4.19.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "5.4.165",
                     "lessThanOrEqual": "5.4.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "5.10.85",
                     "lessThanOrEqual": "5.10.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "5.15.8",
                     "lessThanOrEqual": "5.15.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "5.16",
                     "lessThanOrEqual": "*",
                     "status": "unaffected",
                     "versionType": "original_commit_for_fix"
                  }
               ]
            }
         ],
         "references": [
            {
               "url": "https://git.kernel.org/stable/c/8c1d43f3a3fc7184c42d7398bdf59a2a2903e4fc"
            },
            {
               "url": "https://git.kernel.org/stable/c/60a55b9d91ba99eb8cf015bc46dc2de05e168a15"
            },
            {
               "url": "https://git.kernel.org/stable/c/3899700ddacbf7aaafadf44464fff3ff0d4e3307"
            },
            {
               "url": "https://git.kernel.org/stable/c/a3730f74159ad00a28960c0efe2a931fe6fe6b45"
            },
            {
               "url": "https://git.kernel.org/stable/c/8c163a14277115ca962103910ab4cce55e862ffb"
            },
            {
               "url": "https://git.kernel.org/stable/c/ee86d0bad80bdcd11a87e188a596727f41b62320"
            },
            {
               "url": "https://git.kernel.org/stable/c/14508fe13b1c578b3d2ba574f1d48b351975860c"
            },
            {
               "url": "https://git.kernel.org/stable/c/70c9774e180d151abaab358108e3510a8e615215"
            }
         ],
         "title": "iio: accel: kxcjk-1013: Fix possible memory leak in probe and remove",
         "x_generator": {
            "engine": "bippy-a5840b7849dd"
         }
      }
   },
   "cveMetadata": {
      "assignerOrgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038",
      "cveID": "CVE-2021-47499",
      "requesterUserId": "gregkh@kernel.org",
      "serial": "1",
      "state": "PUBLISHED"
   },
   "dataType": "CVE_RECORD",
   "dataVersion": "5.0"
}