{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-04-14T19:05:43.364","vulnerabilities":[{"cve":{"id":"CVE-2021-47198","sourceIdentifier":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","published":"2024-04-10T19:15:47.990","lastModified":"2025-01-10T19:05:47.023","vulnStatus":"Analyzed","cveTags":[],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nscsi: lpfc: Fix use-after-free in lpfc_unreg_rpi() routine\n\nAn error is detected with the following report when unloading the driver:\n  \"KASAN: use-after-free in lpfc_unreg_rpi+0x1b1b\"\n\nThe NLP_REG_LOGIN_SEND nlp_flag is set in lpfc_reg_fab_ctrl_node(), but the\nflag is not cleared upon completion of the login.\n\nThis allows a second call to lpfc_unreg_rpi() to proceed with nlp_rpi set\nto LPFC_RPI_ALLOW_ERROR.  This results in a use after free access when used\nas an rpi_ids array index.\n\nFix by clearing the NLP_REG_LOGIN_SEND nlp_flag in\nlpfc_mbx_cmpl_fc_reg_login()."},{"lang":"es","value":"En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: scsi: lpfc: Fix use-after-free en la rutina lpfc_unreg_rpi() Se detecta un error con el siguiente reporte al descargar el driver: \"KASAN: use-after-free en lpfc_unreg_rpi +0x1b1b\" El NLP_REG_LOGIN_SEND nlp_flag está configurado en lpfc_reg_fab_ctrl_node(), pero el indicador no se borra al finalizar el inicio de sesión. Esto permite una segunda llamada a lpfc_unreg_rpi() para continuar con nlp_rpi configurado en LPFC_RPI_ALLOW_ERROR. Esto da como resultado un acceso de use after free cuando se usa como índice de matriz rpi_ids. Para solucionarlo, borre NLP_REG_LOGIN_SEND nlp_flag en lpfc_mbx_cmpl_fc_reg_login()."}],"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:H\/I:H\/A:H","baseScore":7.8,"baseSeverity":"HIGH","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"},"exploitabilityScore":1.8,"impactScore":5.9}]},"weaknesses":[{"source":"nvd@nist.gov","type":"Primary","description":[{"lang":"en","value":"CWE-416"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.14","versionEndExcluding":"5.15.5","matchCriteriaId":"53E796CA-D377-4F91-8FF4-33D9CAC9A4B8"}]}]}],"references":[{"url":"https:\/\/git.kernel.org\/stable\/c\/79b20beccea3a3938a8500acef4e6b9d7c66142f","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"]},{"url":"https:\/\/git.kernel.org\/stable\/c\/dbebf865b3239595c1d4dba063b122862583b52a","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"]},{"url":"https:\/\/git.kernel.org\/stable\/c\/79b20beccea3a3938a8500acef4e6b9d7c66142f","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Patch"]},{"url":"https:\/\/git.kernel.org\/stable\/c\/dbebf865b3239595c1d4dba063b122862583b52a","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Patch"]}]}}]}