{"cve":"CVE-2021-47330","nvd":{"published":"2024-05-21T15:15:19.977","modified":"2026-06-17T04:17:12.767","status":"Analyzed","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ntty: serial: 8250: serial_cs: Fix a memory leak in error handling path\n\nIn the probe function, if the final 'serial_config()' fails, 'info' is\nleaking.\n\nAdd a resource handling path to free this 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/331f5923fce4f45b8170ccf06c529e8eb28f37bc","https://git.kernel.org/stable/c/34f4590f5ec9859ea9136249f528173d150bd584","https://git.kernel.org/stable/c/7a80f71601af015856a0aeb1e3c294037ac3dd32","https://git.kernel.org/stable/c/b2ef1f5de40342de44fc5355321595f91774dab5","https://git.kernel.org/stable/c/b5a2799cd62ed30c81b22c23028d9ee374e2138c"],"products":["linux:linux_kernel"],"source":"nvd","synced_at":"2026-10-19T21:50:30.954589733+00:00"},"epss":{"cve":"CVE-2021-47330","score":0.00245,"percentile":0.15824,"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."]}