{"cve":"CVE-2021-47315","nvd":{"published":"2024-05-21T15:15:18.860","modified":"2026-06-17T04:17:10.580","status":"Analyzed","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nmemory: fsl_ifc: fix leak of IO mapping on probe failure\n\nOn probe error the driver should unmap the IO memory.  Smatch reports:\n\n  drivers/memory/fsl_ifc.c:298 fsl_ifc_ctrl_probe() warn: 'fsl_ifc_ctrl_dev->gregs' not released on lines: 298.","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-617"],"references":["https://git.kernel.org/stable/c/28f71fd81ebd3b386bf5c7c5539664156f7d72c1","https://git.kernel.org/stable/c/3b132ab67fc7a358fff35e808fa65d4bea452521","https://git.kernel.org/stable/c/6b3b002de90738e3c85853a682ce7e0fa078d42b","https://git.kernel.org/stable/c/83af5816308b490b05fc8fa27fc1bdc769df200a","https://git.kernel.org/stable/c/8d071d270afba468708faca5f7b6d9e656f75e27"],"products":["linux:linux_kernel"],"source":"nvd","synced_at":"2026-10-19T21:50:30.954589733+00:00"},"epss":{"cve":"CVE-2021-47315","score":0.00252,"percentile":0.16713,"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."]}