{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-04-29T13:49:32.760","vulnerabilities":[{"cve":{"id":"CVE-2021-47173","sourceIdentifier":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","published":"2024-03-25T10:15:09.010","lastModified":"2024-11-21T06:35:33.280","vulnStatus":"Modified","cveTags":[],"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"},{"lang":"es","value":"En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: misc/uss720: corrige la pérdida de memoria en uss720_probe uss720_probe olvida disminuir el recuento de usbdev en uss720_probe. Solucione este problema disminuyendo el recuento de usbdev por usb_put_dev. ERROR: pérdida de memoria, objeto sin referencia 0xffff888101113800 (tamaño 2048): comunicación \"kworker/0:1\", pid 7, jiffies 4294956777 (edad 28,870 s) volcado hexadecimal (primeros 32 bytes): ff ff ff ff 31 00 00 00 00 00 00 00 00 00 00 00 ....1.......... 00 00 00 00 00 00 00 00 00 00 00 00 03 00 00 00 ................. ... seguimiento: [] kmalloc include/linux/slab.h:554 [en línea] [] kzalloc include/linux/slab.h:684 [en línea] [] usb_alloc_dev+0x32/ 0x450 controladores/usb/core/usb.c:582 [] hub_port_connect drivers/usb/core/hub.c:5129 [en línea] [] hub_port_connect_change drivers/usb/core/hub.c:5363 [ en línea] [] port_event drivers/usb/core/hub.c:5509 [en línea] [] hub_event+0x1171/0x20c0 drivers/usb/core/hub.c:5591 [] Process_one_work+ 0x2c9/0x600 kernel/workqueue.c:2275 [] trabajador_thread+0x59/0x5d0 kernel/workqueue.c:2421 [] kthread+0x178/0x1b0 kernel/kthread.c:292 [ ] ret_from_fork +0x1f/0x30 arco/x86/entrada/entrada_64.S:294"}],"metrics":{"cvssMetricV31":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","baseScore":5.5,"baseSeverity":"MEDIUM","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH"},"exploitabilityScore":1.8,"impactScore":3.6}]},"weaknesses":[{"source":"nvd@nist.gov","type":"Primary","description":[{"lang":"en","value":"CWE-401"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.14","versionEndExcluding":"4.4.271","matchCriteriaId":"2B1B6127-AF02-481C-BFDC-B04933AE9EE0"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.5","versionEndExcluding":"4.9.271","matchCriteriaId":"1E7DAE3A-78E9-45DB-96D8-4541CD7DC26B"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.10","versionEndExcluding":"4.14.235","matchCriteriaId":"03A23445-0C1A-42AB-AC5C-768360DDF32C"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.15","versionEndExcluding":"4.19.193","matchCriteriaId":"C8DEF3EC-88D9-4B89-8CF9-64BD6C863C9D"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.20","versionEndExcluding":"5.4.124","matchCriteriaId":"06FE0F99-F7A9-462A-8355-30E2EDA9826B"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.5","versionEndExcluding":"5.10.42","matchCriteriaId":"C3E7E799-1C8A-45FB-9E07-4731996144C9"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.11","versionEndExcluding":"5.12.9","matchCriteriaId":"2C8A1D02-81A7-44E5-ACFD-CC6A6694F930"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/36b5ff1db1a4ef4fdbc2bae364344279f033ad88","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"]},{"url":"https://git.kernel.org/stable/c/386918878ce4cd676e4607233866e03c9399a46a","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"]},{"url":"https://git.kernel.org/stable/c/5394ae9d8c7961dd93807fdf1b12a1dde96b0a55","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"]},{"url":"https://git.kernel.org/stable/c/5f46b2410db2c8f26b8bb91b40deebf4ec184391","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"]},{"url":"https://git.kernel.org/stable/c/7889c70e6173ef358f3cd7578db127a489035a42","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"]},{"url":"https://git.kernel.org/stable/c/a3c3face38cb49932c62adcc1289914f1c742096","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"]},{"url":"https://git.kernel.org/stable/c/bcb30cc8f8befcbdbcf7a016e4dfd4747c54a364","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"]},{"url":"https://git.kernel.org/stable/c/dcb4b8ad6a448532d8b681b5d1a7036210b622de","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"]},{"url":"https://git.kernel.org/stable/c/36b5ff1db1a4ef4fdbc2bae364344279f033ad88","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Patch"]},{"url":"https://git.kernel.org/stable/c/386918878ce4cd676e4607233866e03c9399a46a","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Patch"]},{"url":"https://git.kernel.org/stable/c/5394ae9d8c7961dd93807fdf1b12a1dde96b0a55","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Patch"]},{"url":"https://git.kernel.org/stable/c/5f46b2410db2c8f26b8bb91b40deebf4ec184391","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Patch"]},{"url":"https://git.kernel.org/stable/c/7889c70e6173ef358f3cd7578db127a489035a42","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Patch"]},{"url":"https://git.kernel.org/stable/c/a3c3face38cb49932c62adcc1289914f1c742096","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Patch"]},{"url":"https://git.kernel.org/stable/c/bcb30cc8f8befcbdbcf7a016e4dfd4747c54a364","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Patch"]},{"url":"https://git.kernel.org/stable/c/dcb4b8ad6a448532d8b681b5d1a7036210b622de","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Patch"]}]}}]}