{
   "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/meson: fix shutdown crash when component not probed\n\nWhen main component is not probed, by example when the dw-hdmi module is\nnot loaded yet or in probe defer, the following crash appears on shutdown:\n\nUnable to handle kernel NULL pointer dereference at virtual address 0000000000000038\n...\npc : meson_drv_shutdown+0x24/0x50\nlr : platform_drv_shutdown+0x20/0x30\n...\nCall trace:\nmeson_drv_shutdown+0x24/0x50\nplatform_drv_shutdown+0x20/0x30\ndevice_shutdown+0x158/0x360\nkernel_restart_prepare+0x38/0x48\nkernel_restart+0x18/0x68\n__do_sys_reboot+0x224/0x250\n__arm64_sys_reboot+0x24/0x30\n...\n\nSimply check if the priv struct has been allocated before using it."
            }
         ],
         "affected": [
            {
               "product": "Linux",
               "vendor": "Linux",
               "defaultStatus": "unaffected",
               "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
               "programFiles": [
                  "drivers/gpu/drm/meson/meson_drv.c"
               ],
               "versions": [
                  {
                     "version": "8a5160cc8488",
                     "lessThan": "b4298d33c1fc",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "8fbbf2b38494",
                     "lessThan": "e256a0eb43e1",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "d2100ef32a8c",
                     "lessThan": "4ce2bf20b4a6",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "d4ec1ffbdaa8",
                     "lessThan": "d66083c0d6f5",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "fa0c16caf3d7",
                     "lessThan": "b4b91033a0b1",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "fa0c16caf3d7",
                     "lessThan": "7cfc4ea78fc1",
                     "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/meson/meson_drv.c"
               ],
               "versions": [
                  {
                     "version": "5.12",
                     "status": "affected"
                  },
                  {
                     "version": "0",
                     "lessThan": "5.12",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "4.14.235",
                     "lessThanOrEqual": "4.14.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "4.19.193",
                     "lessThanOrEqual": "4.19.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "5.4.124",
                     "lessThanOrEqual": "5.4.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "5.10.42",
                     "lessThanOrEqual": "5.10.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "5.12.9",
                     "lessThanOrEqual": "5.12.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "5.13",
                     "lessThanOrEqual": "*",
                     "status": "unaffected",
                     "versionType": "original_commit_for_fix"
                  }
               ]
            }
         ],
         "references": [
            {
               "url": "https://git.kernel.org/stable/c/b4298d33c1fcce511ffe84d8d3de07e220300f9b"
            },
            {
               "url": "https://git.kernel.org/stable/c/e256a0eb43e17209e347409a80805b1659398d68"
            },
            {
               "url": "https://git.kernel.org/stable/c/4ce2bf20b4a6e307e114847d60b2bf40a6a1fac0"
            },
            {
               "url": "https://git.kernel.org/stable/c/d66083c0d6f5125a4d982aa177dd71ab4cd3d212"
            },
            {
               "url": "https://git.kernel.org/stable/c/b4b91033a0b11fe9ade58156cd9168f89f4a8c1a"
            },
            {
               "url": "https://git.kernel.org/stable/c/7cfc4ea78fc103ea51ecbacd9236abb5b1c490d2"
            }
         ],
         "title": "drm/meson: fix shutdown crash when component not probed",
         "x_generator": {
            "engine": "bippy-a5840b7849dd"
         }
      }
   },
   "cveMetadata": {
      "assignerOrgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038",
      "cveID": "CVE-2021-47165",
      "requesterUserId": "gregkh@kernel.org",
      "serial": "1",
      "state": "PUBLISHED"
   },
   "dataType": "CVE_RECORD",
   "dataVersion": "5.0"
}