{"cve":"CVE-2021-47057","nvd":{"published":"2024-02-29T23:15:07.590","modified":"2026-06-17T04:16:20.223","status":"Analyzed","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ncrypto: sun8i-ss - Fix memory leak of object d when dma_iv fails to map\n\nIn the case where the dma_iv mapping fails, the return error path leaks\nthe memory allocated to object d.  Fix this by adding a new error return\nlabel and jumping to this to ensure d is free'd before the return.\n\nAddresses-Coverity: (\"Resource leak\")","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-770"],"references":["https://git.kernel.org/stable/c/617ec35ed51f731a593ae7274228ef2cfc9cb781","https://git.kernel.org/stable/c/6516cb852d704ff8d615de1f93cd443a99736c3d","https://git.kernel.org/stable/c/98b5ef3e97b16eaeeedb936f8bda3594ff84a70e","https://git.kernel.org/stable/c/e1f2d739849c3239df1ea3f97d40bade4b808410","https://git.kernel.org/stable/c/617ec35ed51f731a593ae7274228ef2cfc9cb781"],"products":["linux:linux_kernel"],"source":"nvd","synced_at":"2026-10-19T21:46:54.846886191+00:00"},"epss":{"cve":"CVE-2021-47057","score":0.00222,"percentile":0.12819,"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."]}