{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-04-14T18:45:51.730","vulnerabilities":[{"cve":{"id":"CVE-2021-47211","sourceIdentifier":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","published":"2024-04-10T19:15:48.547","lastModified":"2025-01-14T14:43:27.637","vulnStatus":"Analyzed","cveTags":[],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nALSA: usb-audio: fix null pointer dereference on pointer cs_desc\n\nThe pointer cs_desc return from snd_usb_find_clock_source could\nbe null, so there is a potential null pointer dereference issue.\nFix this by adding a null check before dereference."},{"lang":"es","value":"En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: ALSA: usb-audio: se corrige la desreferencia de puntero nulo en el puntero cs_desc El puntero cs_desc devuelto por snd_usb_find_clock_source podría ser nulo, por lo que existe un posible problema de desreferencia de puntero nulo. Solucione esto agregando una comprobación de nulo antes de la desreferencia."}],"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-476"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"5.15.5","matchCriteriaId":"B2845F69-264B-45BD-B7E7-D12B24338382"}]}]}],"references":[{"url":"https:\/\/git.kernel.org\/stable\/c\/58fa50de595f152900594c28ec9915c169643739","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"]},{"url":"https:\/\/git.kernel.org\/stable\/c\/b97053df0f04747c3c1e021ecbe99db675342954","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"]},{"url":"https:\/\/git.kernel.org\/stable\/c\/58fa50de595f152900594c28ec9915c169643739","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Patch"]},{"url":"https:\/\/git.kernel.org\/stable\/c\/b97053df0f04747c3c1e021ecbe99db675342954","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Patch"]}]}}]}