{"schema_version":"1.9.0","id":"CVE-2023-53594","published":"2025-10-04T15:44:07.533Z","modified":"2026-08-12T03:51:14.556151090Z","related":["SUSE-SU-2025:4111-1","SUSE-SU-2025:4139-1","SUSE-SU-2025:4149-1","SUSE-SU-2025:4189-1","SUSE-SU-2025:4320-1"],"summary":"driver core: fix resource leak in device_add()","details":"In the Linux kernel, the following vulnerability has been resolved:\n\ndriver core: fix resource leak in device_add()\n\nWhen calling kobject_add() failed in device_add(), it will call\ncleanup_glue_dir() to free resource. But in kobject_add(),\ndev->kobj.parent has been set to NULL. This will cause resource leak.\n\nThe process is as follows:\ndevice_add()\n\tget_device_parent()\n\t\tclass_dir_create_and_add()\n\t\t\tkobject_add()\t\t//kobject_get()\n\t...\n\tdev->kobj.parent = kobj;\n\t...\n\tkobject_add()\t\t//failed, but set dev->kobj.parent = NULL\n\t...\n\tglue_dir = get_glue_dir(dev)\t//glue_dir = NULL, and goto\n\t\t\t\t\t//\"Error\" label\n\t...\n\tcleanup_glue_dir()\t//becaues glue_dir is NULL, not call\n\t\t\t\t//kobject_put()\n\nThe preceding problem may cause insmod mac80211_hwsim.ko to failed.\nsysfs: cannot create duplicate filename '/devices/virtual/mac80211_hwsim'\nCall Trace:\n<TASK>\ndump_stack_lvl+0x8e/0xd1\nsysfs_warn_dup.cold+0x1c/0x29\nsysfs_create_dir_ns+0x224/0x280\nkobject_add_internal+0x2aa/0x880\nkobject_add+0x135/0x1a0\nget_device_parent+0x3d7/0x590\ndevice_add+0x2aa/0x1cb0\ndevice_create_groups_vargs+0x1eb/0x260\ndevice_create+0xdc/0x110\nmac80211_hwsim_new_radio+0x31e/0x4790 [mac80211_hwsim]\ninit_mac80211_hwsim+0x48d/0x1000 [mac80211_hwsim]\ndo_one_initcall+0x10f/0x630\ndo_init_module+0x19f/0x5e0\nload_module+0x64b7/0x6eb0\n__do_sys_finit_module+0x140/0x200\ndo_syscall_64+0x35/0x80\nentry_SYSCALL_64_after_hwframe+0x46/0xb0\n</TASK>\nkobject_add_internal failed for mac80211_hwsim with -EEXIST, don't try to\nregister things with the same name in the same directory.","affected":[{"ranges":[{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"cebf8fd16900fdfd58c0028617944f808f97fe50"},{"fixed":"8d389e363075c2e1deb84a560686ea92123e4b8b"},{"fixed":"d1dbff10c6cd3b43457f3efd3c9c4950009635bf"},{"fixed":"f39d21154db87545d8f0b25d13c326f37cc32239"},{"fixed":"6977b1a5d67097eaa4d02b0c126c04cc6e8917c0"}]},{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"0"},{"last_affected":"e7f6e3c9db4b6f259c89fd05728d024ab32acd71"},{"last_affected":"a93a63333dbdb182b87e8cc99df8b4474f867acb"},{"last_affected":"37de955c11b59050346e530143c20b10b4846527"},{"last_affected":"645897231f960590220144b06d1f994b7eb88326"}]},{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"3.10.105"},{"fixed":"3.11"}]},{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"3.12.70"},{"fixed":"3.13"}]},{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"4.4.40"},{"fixed":"4.5"}]},{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"4.8.16"},{"fixed":"4.9"}]}],"versions":["v3.10.104","v4.8.15","v4.4.39","v4.8.14","v4.4.38","v3.12.69","v4.8.13","v4.4.37","v4.8.12","v4.4.36","v4.8.11","v4.4.35","v3.12.68","v4.8.10","v4.4.34","v4.8.9","v4.4.33","v4.8.8","v4.4.32","v4.8.7","v4.4.31","v4.8.6","v4.4.30","v3.12.67","v4.8","v4.4.29","v4.8.5","v4.4.28","v4.8.4","v4.4.27","v3.12.66","v4.8.3","v4.4.26","v3.12.65","v4.8.2","v4.4.25","v3.10.103","v4.8.1","v4.4.24","v4.4.23","v4.8-rc8","v4.8-rc2","v4.8-rc1","v4.8-rc7","v4.4.22","v3.12.64","v4.8-rc6","v4.8-rc5","v4.4.21","v3.12.63","v4.8-rc4","v4.4.20","v4.8-rc3","v4.7","v4.4.19","v3.10.102","v4.4.18","v4.4.17","v4.4.16","v4.7-rc4","v4.7-rc2","v4.4.15","v4.7-rc1","v4.7-rc7","v3.12.62","v4.7-rc6","v4.7-rc3","v4.4.14","v4.7-rc5","v4.4.13","v3.12.61","v4.6","v4.6-rc1","v4.4.12","v3.10.101","v4.4.11","v3.12.60","v4.6-rc6","v4.6-rc4","v4.6-rc7","v4.4.10","v4.6-rc5","v4.5-rc4","v4.6-rc2","v4.4.9","v4.6-rc3","v4.4.8","v3.12.59","v4.5","v4.4.7","v3.12.58","v4.4.6","v3.12.57","v4.4","v4.5-rc1","v4.5-rc6","v4.4.5","v3.10.100","v4.5-rc2","v4.5-rc7","v4.5-rc5","v4.4.4","v3.10.99","v4.5-rc3","v3.12.56","v4.4.3","v3.10.98","v3.12.55","v4.4.2","v3.10.97","v3.10.96","v4.4.1","v3.12.54","v3.10.95","v3.12.53","v3.10.94","v4.4-rc1","v4.4-rc2","v4.4-rc8","v4.4-rc3","v4.4-rc7","v4.4-rc5","v3.12.52","v4.4-rc6","v4.4-rc4","v4.3","v3.10.93","v3.12.51","v4.3-rc1","v3.10.92","v4.3-rc6","v3.12.50","v4.3-rc4","v4.3-rc2","v4.3-rc7","v4.3-rc5","v4.3-rc3","v3.10.91","v3.10.90","v4.2","v3.12.49","v3.10.89","v3.10.88","v3.12.48","v3.10.87","v4.2-rc2","v4.2-rc1","v4.2-rc8","v4.2-rc4","v3.12.47","v4.2-rc6","v4.2-rc7","v4.0-rc5","v3.10.86","v4.2-rc5","v3.10.85","v4.2-rc3","v3.12.46","v3.10.84","v3.12.45","v4.1-rc2","v4.1","v3.10.83","v4.1-rc1","v3.10.82","v3.10.81","v3.12.44","v3.10.80","v4.1-rc8","v4.1-rc7","v4.1-rc6","v4.1-rc3","v4.1-rc4","v3.10.79","v4.0","v4.1-rc5","v3.12.43","v3.10.78","v3.10.77","v3.10.76","v3.12.42","v3.12.41","v3.10.75","v4.0-rc1","v3.10.74","v4.0-rc2","v3.12.40","v3.10.73","v4.0-rc7","v3.12.39","v4.0-rc3","v4.0-rc6","v4.0-rc4","v3.10.72","v3.19","v3.10.71","v3.10.70","v3.12.38","v3.10.69","v3.19-rc7","v3.19-rc5","v3.19-rc1","v3.10.68","v3.10.67","v3.19-rc6","v3.19-rc4","v3.12.37","v3.10.66","v3.10.65","v3.18-rc1","v3.19-rc3","v3.19-rc2","v3.10.64","v3.12.36","v3.10.63","v3.18","v3.12.35","v3.10.62","v3.18-rc7","v3.10.61","v3.12.34","v3.18-rc6","v3.18-rc2","v3.18-rc3","v3.18-rc4","v3.18-rc5","v3.10.60","v3.12.33","v3.17","v3.10.59","v3.12.32","v3.10.58","v3.17-rc1","v3.12.31","v3.10.57","v3.17-rc7","v3.10.56","v3.17-rc2","v3.10.55","v3.17-rc4","v3.16","v3.17-rc5","v3.17-rc6","v3.12.30","v3.12.29","v3.10.54","v3.17-rc3","v3.12.28","v3.10.53","v3.12.27","v3.16-rc7","v3.10.52","v3.10.51","v3.16-rc1","v3.16-rc3","v3.10.50","v3.12.26","v3.16-rc5","v3.16-rc6","v3.10.49","v3.16-rc2","v3.16-rc4","v3.12.25","v3.10.48","v3.12.24","v3.13","v3.10.47","v3.15","v3.10.46","v3.10.45","v3.10.44","v3.12.23","v3.12.22","v3.10.43","v3.10.42","v3.15-rc5","v3.10.41","v3.15-rc8","v3.15-rc1","v3.15-rc6","v3.12.21","v3.15-rc3","v3.10.40","v3.15-rc7","v3.15-rc2","v3.15-rc4","v3.14","v3.12.20","v3.10.39","v3.10.38","v3.12.19","v3.14-rc4","v3.10.37","v3.12.18","v3.14-rc8","v3.10.36","v3.12.17","v3.14-rc7","v3.14-rc6","v3.14-rc1","v3.14-rc2","v3.10.35","v3.12.16","v3.10.34","v3.14-rc5","v3.12.15","v3.10.33","v3.14-rc3","v3.12.14","v3.10.32","v3.12.13","v3.12.12","v3.10.31","v3.12.11","v3.10.30","v3.12.10","v3.10.29","v3.13-rc6","v3.12.9","v3.10.28","v3.12.8","v3.10.27","v3.13-rc8","v3.12","v3.13-rc7","v3.13-rc1","v3.12.7","v3.10.26","v3.13-rc4","v3.13-rc3","v3.12.6","v3.10.25","v3.13-rc5","v3.13-rc2","v3.12.5","v3.10.24","v3.12.4","v3.10.23","v3.10.22","v3.12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8917c0"},{"type":"WEB","url":"https://git.kernel.org/stable/c/8d389e363075c2e1deb84a560686ea92123e4b8b"},{"type":"WEB","url":"https://git.kernel.org/stable/c/d1dbff10c6cd3b43457f3efd3c9c4950009635bf"},{"type":"WEB","url":"https://git.kernel.org/stable/c/f39d21154db87545d8f0b25d13c326f37cc32239"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/53xxx/CVE-2023-53594.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2023-53594"},{"type":"PACKAGE","url":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"}],"database_specific":{"cna_assigner":"Linux","osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/53xxx/CVE-2023-53594.json"}}