{ "dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": { "cveId": "CVE-2021-47173", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2024-03-25T09:12:14.111Z", "datePublished": "2024-03-25T09:16:24.466Z", "dateUpdated": "2024-08-04T05:24:40.231Z" }, "containers": { "cna": { "providerMetadata": { "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2024-05-29T05:03:19.658Z" }, "descriptions": [ { "lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nmisc/uss720: fix memory leak in uss720_probe\n\nuss720_probe forgets to decrease the refcount of usbdev in uss720_probe.\nFix this by decreasing the refcount of usbdev by usb_put_dev.\n\nBUG: memory leak\nunreferenced object 0xffff888101113800 (size 2048):\n comm \"kworker/0:1\", pid 7, jiffies 4294956777 (age 28.870s)\n hex dump (first 32 bytes):\n ff ff ff ff 31 00 00 00 00 00 00 00 00 00 00 00 ....1...........\n 00 00 00 00 00 00 00 00 00 00 00 00 03 00 00 00 ................\n backtrace:\n [] kmalloc include/linux/slab.h:554 [inline]\n [] kzalloc include/linux/slab.h:684 [inline]\n [] usb_alloc_dev+0x32/0x450 drivers/usb/core/usb.c:582\n [] hub_port_connect drivers/usb/core/hub.c:5129 [inline]\n [] hub_port_connect_change drivers/usb/core/hub.c:5363 [inline]\n [] port_event drivers/usb/core/hub.c:5509 [inline]\n [] hub_event+0x1171/0x20c0 drivers/usb/core/hub.c:5591\n [] process_one_work+0x2c9/0x600 kernel/workqueue.c:2275\n [] worker_thread+0x59/0x5d0 kernel/workqueue.c:2421\n [] kthread+0x178/0x1b0 kernel/kthread.c:292\n [] ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:294" } ], "affected": [ { "product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": [ "drivers/usb/misc/uss720.c" ], "versions": [ { "version": "0f36163d3abe", "lessThan": "5f46b2410db2", "status": "affected", "versionType": "git" }, { "version": "0f36163d3abe", "lessThan": "7889c70e6173", "status": "affected", "versionType": "git" }, { "version": "0f36163d3abe", "lessThan": "bcb30cc8f8be", "status": "affected", "versionType": "git" }, { "version": "0f36163d3abe", "lessThan": "386918878ce4", "status": "affected", "versionType": "git" }, { "version": "0f36163d3abe", "lessThan": "36b5ff1db1a4", "status": "affected", "versionType": "git" }, { "version": "0f36163d3abe", "lessThan": "5394ae9d8c79", "status": "affected", "versionType": "git" }, { "version": "0f36163d3abe", "lessThan": "a3c3face38cb", "status": "affected", "versionType": "git" }, { "version": "0f36163d3abe", "lessThan": "dcb4b8ad6a44", "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/usb/misc/uss720.c" ], "versions": [ { "version": "2.6.14", "status": "affected" }, { "version": "0", "lessThan": "2.6.14", "status": "unaffected", "versionType": "custom" }, { "version": "4.4.271", "lessThanOrEqual": "4.4.*", "status": "unaffected", "versionType": "custom" }, { "version": "4.9.271", "lessThanOrEqual": "4.9.*", "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/5f46b2410db2c8f26b8bb91b40deebf4ec184391" }, { "url": "https://git.kernel.org/stable/c/7889c70e6173ef358f3cd7578db127a489035a42" }, { "url": "https://git.kernel.org/stable/c/bcb30cc8f8befcbdbcf7a016e4dfd4747c54a364" }, { "url": "https://git.kernel.org/stable/c/386918878ce4cd676e4607233866e03c9399a46a" }, { "url": "https://git.kernel.org/stable/c/36b5ff1db1a4ef4fdbc2bae364344279f033ad88" }, { "url": "https://git.kernel.org/stable/c/5394ae9d8c7961dd93807fdf1b12a1dde96b0a55" }, { "url": "https://git.kernel.org/stable/c/a3c3face38cb49932c62adcc1289914f1c742096" }, { "url": "https://git.kernel.org/stable/c/dcb4b8ad6a448532d8b681b5d1a7036210b622de" } ], "title": "misc/uss720: fix memory leak in uss720_probe", "x_generator": { "engine": "bippy-a5840b7849dd" } }, "adp": [ { "metrics": [ { "other": { "type": "ssvc", "content": { "timestamp": "2024-06-21T16:08:15.214025Z", "id": "CVE-2021-47173", "options": [ { "Exploitation": "none" }, { "Automatable": "no" }, { "Technical Impact": "partial" } ], "role": "CISA Coordinator", "version": "2.0.3" } } } ], "title": "CISA ADP Vulnrichment", "providerMetadata": { "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-06-21T16:08:23.838Z" } }, { "providerMetadata": { "orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T05:24:40.231Z" }, "title": "CVE Program Container", "references": [ { "url": "https://git.kernel.org/stable/c/5f46b2410db2c8f26b8bb91b40deebf4ec184391", "tags": [ "x_transferred" ] }, { "url": "https://git.kernel.org/stable/c/7889c70e6173ef358f3cd7578db127a489035a42", "tags": [ "x_transferred" ] }, { "url": "https://git.kernel.org/stable/c/bcb30cc8f8befcbdbcf7a016e4dfd4747c54a364", "tags": [ "x_transferred" ] }, { "url": "https://git.kernel.org/stable/c/386918878ce4cd676e4607233866e03c9399a46a", "tags": [ "x_transferred" ] }, { "url": "https://git.kernel.org/stable/c/36b5ff1db1a4ef4fdbc2bae364344279f033ad88", "tags": [ "x_transferred" ] }, { "url": "https://git.kernel.org/stable/c/5394ae9d8c7961dd93807fdf1b12a1dde96b0a55", "tags": [ "x_transferred" ] }, { "url": "https://git.kernel.org/stable/c/a3c3face38cb49932c62adcc1289914f1c742096", "tags": [ "x_transferred" ] }, { "url": "https://git.kernel.org/stable/c/dcb4b8ad6a448532d8b681b5d1a7036210b622de", "tags": [ "x_transferred" ] } ] } ] } }