{"cve":"CVE-2021-47121","nvd":{"published":"2024-03-15T21:15:07.107","modified":"2026-06-17T04:16:33.070","status":"Analyzed","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nnet: caif: fix memory leak in cfusbl_device_notify\n\nIn case of caif_enroll_dev() fail, allocated\nlink_support won't be assigned to the corresponding\nstructure. So simply free allocated pointer in case\nof error.","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/46403c1f80b0d3f937ff9c4f5edc63bb64bc5051","https://git.kernel.org/stable/c/4d94f530cd24c85aede6e72b8923f371b45d6886","https://git.kernel.org/stable/c/7f5d86669fa4d485523ddb1d212e0a2d90bd62bb","https://git.kernel.org/stable/c/81afc61cb6e2b553f2c5f992fa79e0ae73857141","https://git.kernel.org/stable/c/9ea0ab48e755d8f29fe89eb235fb86176fdb597f"],"products":["linux:linux_kernel"],"source":"nvd","synced_at":"2026-10-19T21:46:54.846886191+00:00"},"epss":{"cve":"CVE-2021-47121","score":0.00228,"percentile":0.13613,"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."]}