{"cve":"CVE-2021-47147","nvd":{"published":"2024-03-25T09:15:09.100","modified":"2026-06-17T04:16:39.383","status":"Modified","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nptp: ocp: Fix a resource leak in an error handling path\n\nIf an error occurs after a successful 'pci_ioremap_bar()' call, it must be\nundone by a corresponding 'pci_iounmap()' call, as already done in the\nremove function.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","score":6.2},"cwes":["CWE-401"],"references":["https://git.kernel.org/stable/c/0e38e702f1152479e6afac34f151dbfd99417f99","https://git.kernel.org/stable/c/9c1bb37f8cad5e2ee1933fa1da9a6baa7876a8e4","https://git.kernel.org/stable/c/0e38e702f1152479e6afac34f151dbfd99417f99","https://git.kernel.org/stable/c/9c1bb37f8cad5e2ee1933fa1da9a6baa7876a8e4"],"products":["linux:linux_kernel"],"source":"nvd","synced_at":"2026-10-19T21:47:51.568503435+00:00"},"epss":{"cve":"CVE-2021-47147","score":0.00202,"percentile":0.10112,"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."]}