{
   "containers": {
      "cna": {
         "providerMetadata": {
            "orgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038"
         },
         "descriptions": [
            {
               "lang": "en",
               "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nspi: lpspi: Avoid potential use-after-free in probe()\n\nfsl_lpspi_probe() is allocating/disposing memory manually with\nspi_alloc_host()/spi_alloc_target(), but uses\ndevm_spi_register_controller(). In case of error after the latter call the\nmemory will be explicitly freed in the probe function by\nspi_controller_put() call, but used afterwards by \"devm\" management outside\nprobe() (spi_unregister_controller() <- devm_spi_unregister() below).\n\nUnable to handle kernel NULL pointer dereference at virtual address 0000000000000070\n...\nCall trace:\n kernfs_find_ns\n kernfs_find_and_get_ns\n sysfs_remove_group\n sysfs_remove_groups\n device_remove_attrs\n device_del\n spi_unregister_controller\n devm_spi_unregister\n release_nodes\n devres_release_all\n really_probe\n driver_probe_device\n __device_attach_driver\n bus_for_each_drv\n __device_attach\n device_initial_probe\n bus_probe_device\n deferred_probe_work_func\n process_one_work\n worker_thread\n kthread\n ret_from_fork"
            }
         ],
         "affected": [
            {
               "product": "Linux",
               "vendor": "Linux",
               "defaultStatus": "unaffected",
               "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
               "programFiles": [
                  "drivers/spi/spi-fsl-lpspi.c"
               ],
               "versions": [
                  {
                     "version": "5314987de5e5",
                     "lessThan": "da83ed350e46",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "5314987de5e5",
                     "lessThan": "1543418e8278",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "5314987de5e5",
                     "lessThan": "996ce839606a",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "5314987de5e5",
                     "lessThan": "2ae0ab0143fc",
                     "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/spi/spi-fsl-lpspi.c"
               ],
               "versions": [
                  {
                     "version": "4.10",
                     "status": "affected"
                  },
                  {
                     "version": "0",
                     "lessThan": "4.10",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "6.6.23",
                     "lessThanOrEqual": "6.6.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "6.7.11",
                     "lessThanOrEqual": "6.7.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "6.8.2",
                     "lessThanOrEqual": "6.8.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "6.9",
                     "lessThanOrEqual": "*",
                     "status": "unaffected",
                     "versionType": "original_commit_for_fix"
                  }
               ]
            }
         ],
         "references": [
            {
               "url": "https://git.kernel.org/stable/c/da83ed350e4604b976e94239b08d8e2e7eaee7ea"
            },
            {
               "url": "https://git.kernel.org/stable/c/1543418e82789cc383cd36d41469983c64e3fc7f"
            },
            {
               "url": "https://git.kernel.org/stable/c/996ce839606afd0fef91355627868022aa73eb68"
            },
            {
               "url": "https://git.kernel.org/stable/c/2ae0ab0143fcc06190713ed81a6486ed0ad3c861"
            }
         ],
         "title": "spi: lpspi: Avoid potential use-after-free in probe()",
         "x_generator": {
            "engine": "bippy-a5840b7849dd"
         }
      }
   },
   "cveMetadata": {
      "assignerOrgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038",
      "cveID": "CVE-2024-26866",
      "requesterUserId": "gregkh@kernel.org",
      "serial": "1",
      "state": "PUBLISHED"
   },
   "dataType": "CVE_RECORD",
   "dataVersion": "5.0"
}