{"cve":"CVE-2021-47473","nvd":{"published":"2024-05-22T07:15:12.027","modified":"2026-06-17T04:17:33.207","status":"Analyzed","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nscsi: qla2xxx: Fix a memory leak in an error path of qla2x00_process_els()\n\nCommit 8c0eb596baa5 (\"[SCSI] qla2xxx: Fix a memory leak in an error path of\nqla2x00_process_els()\"), intended to change:\n\n        bsg_job->request->msgcode == FC_BSG_HST_ELS_NOLOGIN\n\n\n        bsg_job->request->msgcode != FC_BSG_RPT_ELS\n\nbut changed it to:\n\n        bsg_job->request->msgcode == FC_BSG_RPT_ELS\n\ninstead.\n\nChange the == to a != to avoid leaking the fcport structure or freeing\nunallocated memory.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","score":5.5},"cwes":["CWE-401"],"references":["https://git.kernel.org/stable/c/7fb223d0ad801f633c78cbe42b1d1b55f5d163ad","https://git.kernel.org/stable/c/96f0aebf29be25254fa585af43924e34aa21fd9a","https://git.kernel.org/stable/c/a7fbb56e6c941d9f59437b96412a348e66388d3e","https://git.kernel.org/stable/c/7fb223d0ad801f633c78cbe42b1d1b55f5d163ad","https://git.kernel.org/stable/c/96f0aebf29be25254fa585af43924e34aa21fd9a"],"products":["linux:linux_kernel"],"source":"nvd","synced_at":"2026-10-19T21:50:30.954589733+00:00"},"epss":{"cve":"CVE-2021-47473","score":0.0021,"percentile":0.1118,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}