| { |
| "containers": { |
| "cna": { |
| "providerMetadata": { |
| "orgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038" |
| }, |
| "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 [<ffffffff82b8e822>] kmalloc include/linux/slab.h:554 [inline]\n [<ffffffff82b8e822>] kzalloc include/linux/slab.h:684 [inline]\n [<ffffffff82b8e822>] usb_alloc_dev+0x32/0x450 drivers/usb/core/usb.c:582\n [<ffffffff82b98441>] hub_port_connect drivers/usb/core/hub.c:5129 [inline]\n [<ffffffff82b98441>] hub_port_connect_change drivers/usb/core/hub.c:5363 [inline]\n [<ffffffff82b98441>] port_event drivers/usb/core/hub.c:5509 [inline]\n [<ffffffff82b98441>] hub_event+0x1171/0x20c0 drivers/usb/core/hub.c:5591\n [<ffffffff81259229>] process_one_work+0x2c9/0x600 kernel/workqueue.c:2275\n [<ffffffff81259b19>] worker_thread+0x59/0x5d0 kernel/workqueue.c:2421\n [<ffffffff81261228>] kthread+0x178/0x1b0 kernel/kthread.c:292\n [<ffffffff8100227f>] 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" |
| ], |
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| { |
| "version": "0f36163d3abefbda1b21a330b3fdf3c2dc076d94", |
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| }, |
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| "version": "0f36163d3abefbda1b21a330b3fdf3c2dc076d94", |
| "lessThan": "dcb4b8ad6a448532d8b681b5d1a7036210b622de", |
| "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", |
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| "status": "unaffected", |
| "versionType": "semver" |
| }, |
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| "lessThanOrEqual": "4.4.*", |
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| }, |
| { |
| "version": "4.9.271", |
| "lessThanOrEqual": "4.9.*", |
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| }, |
| { |
| "version": "4.14.235", |
| "lessThanOrEqual": "4.14.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "4.19.193", |
| "lessThanOrEqual": "4.19.*", |
| "status": "unaffected", |
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| }, |
| { |
| "version": "5.4.124", |
| "lessThanOrEqual": "5.4.*", |
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| "versionType": "semver" |
| }, |
| { |
| "version": "5.10.42", |
| "lessThanOrEqual": "5.10.*", |
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| "versionType": "semver" |
| }, |
| { |
| "version": "5.12.9", |
| "lessThanOrEqual": "5.12.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "5.13", |
| "lessThanOrEqual": "*", |
| "status": "unaffected", |
| "versionType": "original_commit_for_fix" |
| } |
| ] |
| } |
| ], |
| "cpeApplicability": [ |
| { |
| "nodes": [ |
| { |
| "operator": "OR", |
| "negate": false, |
| "cpeMatch": [ |
| { |
| "vulnerable": true, |
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| ], |
| "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-1.2.0" |
| } |
| } |
| }, |
| "cveMetadata": { |
| "assignerOrgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038", |
| "cveID": "CVE-2021-47173", |
| "requesterUserId": "gregkh@kernel.org", |
| "serial": "1", |
| "state": "PUBLISHED" |
| }, |
| "dataType": "CVE_RECORD", |
| "dataVersion": "5.0" |
| } |
