{ "dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": { "cveId": "CVE-2023-53594", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2025-10-04T15:40:38.478Z", "datePublished": "2025-10-04T15:44:07.533Z", "dateUpdated": "2026-05-23T15:29:54.504Z" }, "containers": { "cna": { "providerMetadata": { "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-05-23T15:29:54.504Z" }, "descriptions": [ { "lang": "en", "value": "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\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\nkobject_add_internal failed for mac80211_hwsim with -EEXIST, don't try to\nregister things with the same name in the same directory." } ], "affected": [ { "product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": [ "drivers/base/core.c" ], "versions": [ { "version": "cebf8fd16900fdfd58c0028617944f808f97fe50", "lessThan": "8d389e363075c2e1deb84a560686ea92123e4b8b", "status": "affected", "versionType": "git" }, { "version": "cebf8fd16900fdfd58c0028617944f808f97fe50", "lessThan": "d1dbff10c6cd3b43457f3efd3c9c4950009635bf", "status": "affected", "versionType": "git" }, { "version": "cebf8fd16900fdfd58c0028617944f808f97fe50", "lessThan": "f39d21154db87545d8f0b25d13c326f37cc32239", "status": "affected", "versionType": "git" }, { "version": "cebf8fd16900fdfd58c0028617944f808f97fe50", "lessThan": "6977b1a5d67097eaa4d02b0c126c04cc6e8917c0", "status": "affected", "versionType": "git" }, { "version": "e7f6e3c9db4b6f259c89fd05728d024ab32acd71", "status": "affected", "versionType": "git" }, { "version": "a93a63333dbdb182b87e8cc99df8b4474f867acb", "status": "affected", "versionType": "git" }, { "version": "37de955c11b59050346e530143c20b10b4846527", "status": "affected", "versionType": "git" }, { "version": "645897231f960590220144b06d1f994b7eb88326", "status": "affected", "versionType": "git" }, { "version": "3.10.105", "lessThan": "3.11", "status": "affected", "versionType": "semver" }, { "version": "3.12.70", "lessThan": "3.13", "status": "affected", "versionType": "semver" }, { "version": "4.4.40", "lessThan": "4.5", "status": "affected", "versionType": "semver" }, { "version": "4.8.16", "lessThan": "4.9", "status": "affected", "versionType": "semver" } ] }, { "product": "Linux", "vendor": "Linux", "defaultStatus": "affected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": [ "drivers/base/core.c" ], "versions": [ { "version": "4.9", "status": "affected" }, { "version": "0", "lessThan": "4.9", "status": "unaffected", "versionType": "semver" }, { "version": "5.15.99", "lessThanOrEqual": "5.15.*", "status": "unaffected", "versionType": "semver" }, { "version": "6.1.16", "lessThanOrEqual": "6.1.*", "status": "unaffected", "versionType": "semver" }, { "version": "6.2.3", "lessThanOrEqual": "6.2.*", "status": "unaffected", "versionType": "semver" }, { "version": "6.3", "lessThanOrEqual": "*", "status": "unaffected", "versionType": "original_commit_for_fix" } ] } ], "cpeApplicability": [ { "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.9", "versionEndExcluding": "5.15.99" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.9", "versionEndExcluding": "6.1.16" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.9", "versionEndExcluding": "6.2.3" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.9", "versionEndExcluding": "6.3" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "3.10.105" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "3.12.70" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.4.40" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.8.16" } ] } ] } ], "references": [ { "url": "https://git.kernel.org/stable/c/8d389e363075c2e1deb84a560686ea92123e4b8b" }, { "url": "https://git.kernel.org/stable/c/d1dbff10c6cd3b43457f3efd3c9c4950009635bf" }, { "url": "https://git.kernel.org/stable/c/f39d21154db87545d8f0b25d13c326f37cc32239" }, { "url": "https://git.kernel.org/stable/c/6977b1a5d67097eaa4d02b0c126c04cc6e8917c0" } ], "title": "driver core: fix resource leak in device_add()", "x_generator": { "engine": "bippy-1.2.0" } } } }