{ "data_version": "4.0", "data_type": "CVE", "data_format": "MITRE", "CVE_data_meta": { "ID": "CVE-2024-26866", "ASSIGNER": "cve@kernel.org", "STATE": "PUBLIC" }, "description": { "description_data": [ { "lang": "eng", "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" } ] }, "problemtype": { "problemtype_data": [ { "description": [ { "lang": "eng", "value": "n/a" } ] } ] }, "affects": { "vendor": { "vendor_data": [ { "vendor_name": "Linux", "product": { "product_data": [ { "product_name": "Linux", "version": { "version_data": [ { "version_affected": "<", "version_name": "5314987de5e5", "version_value": "da83ed350e46" }, { "version_value": "not down converted", "x_cve_json_5_version_data": { "versions": [ { "version": "4.10", "status": "affected" }, { "version": "0", "lessThan": "4.10", "status": "unaffected", "versionType": "semver" }, { "version": "6.6.23", "lessThanOrEqual": "6.6.*", "status": "unaffected", "versionType": "semver" }, { "version": "6.7.11", "lessThanOrEqual": "6.7.*", "status": "unaffected", "versionType": "semver" }, { "version": "6.8.2", "lessThanOrEqual": "6.8.*", "status": "unaffected", "versionType": "semver" }, { "version": "6.9", "lessThanOrEqual": "*", "status": "unaffected", "versionType": "original_commit_for_fix" } ], "defaultStatus": "affected" } } ] } } ] } } ] } }, "references": { "reference_data": [ { "url": "https://git.kernel.org/stable/c/da83ed350e4604b976e94239b08d8e2e7eaee7ea", "refsource": "MISC", "name": "https://git.kernel.org/stable/c/da83ed350e4604b976e94239b08d8e2e7eaee7ea" }, { "url": "https://git.kernel.org/stable/c/1543418e82789cc383cd36d41469983c64e3fc7f", "refsource": "MISC", "name": "https://git.kernel.org/stable/c/1543418e82789cc383cd36d41469983c64e3fc7f" }, { "url": "https://git.kernel.org/stable/c/996ce839606afd0fef91355627868022aa73eb68", "refsource": "MISC", "name": "https://git.kernel.org/stable/c/996ce839606afd0fef91355627868022aa73eb68" }, { "url": "https://git.kernel.org/stable/c/2ae0ab0143fcc06190713ed81a6486ed0ad3c861", "refsource": "MISC", "name": "https://git.kernel.org/stable/c/2ae0ab0143fcc06190713ed81a6486ed0ad3c861" } ] }, "generator": { "engine": "bippy-9e1c9544281a" } }