{"cve":"CVE-2021-47466","nvd":{"published":"2024-05-22T07:15:11.450","modified":"2026-06-17T04:17:32.470","status":"Analyzed","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nmm, slub: fix potential memoryleak in kmem_cache_open()\n\nIn error path, the random_seq of slub cache might be leaked.  Fix this\nby using __kmem_cache_release() to release all the relevant resources.","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/42b81946e3ac9ea0372ba16e05160dc11e02694f","https://git.kernel.org/stable/c/4f5d1c29cfab5cb0ab885059818751bdef32e2bb","https://git.kernel.org/stable/c/568f906340b43120abd6fcc67c37396482f85930","https://git.kernel.org/stable/c/9037c57681d25e4dcc442d940d6dbe24dd31f461","https://git.kernel.org/stable/c/42b81946e3ac9ea0372ba16e05160dc11e02694f"],"products":["linux:linux_kernel"],"source":"nvd","synced_at":"2026-10-19T21:50:30.954589733+00:00"},"epss":{"cve":"CVE-2021-47466","score":0.0021,"percentile":0.11179,"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."]}