{"cve":"CVE-2021-47093","nvd":{"published":"2024-03-04T18:15:07.787","modified":"2026-06-17T04:16:27.330","status":"Analyzed","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nplatform/x86: intel_pmc_core: fix memleak on registration failure\n\nIn case device registration fails during module initialisation, the\nplatform device structure needs to be freed using platform_device_put()\nto properly free all resources (e.g. the device name).","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/26a8b09437804fabfb1db080d676b96c0de68e7c","https://git.kernel.org/stable/c/7a37f2e370699e2feca3dca6c8178c71ceee7e8a","https://git.kernel.org/stable/c/9ca1324755f1f8629a370af5cc315b175331f5d1","https://git.kernel.org/stable/c/26a8b09437804fabfb1db080d676b96c0de68e7c","https://git.kernel.org/stable/c/7a37f2e370699e2feca3dca6c8178c71ceee7e8a"],"products":["linux:linux_kernel"],"source":"nvd","synced_at":"2026-10-19T21:46:54.846886191+00:00"},"epss":{"cve":"CVE-2021-47093","score":0.00261,"percentile":0.17974,"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."]}