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{
"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",
"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",
"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-b4257b672505"
}
}
},
"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"
}
|
