{"cve":"CVE-2021-47319","nvd":{"published":"2024-05-21T15:15:19.147","modified":"2026-06-17T04:17:11.083","status":"Analyzed","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nvirtio-blk: Fix memory leak among suspend/resume procedure\n\nThe vblk->vqs should be freed before we call init_vqs()\nin virtblk_restore().","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/04c6e60b884cb5e94ff32af46867fb41d5848358","https://git.kernel.org/stable/c/102d6bc6475ab09bab579c18704e6cf8d898e93c","https://git.kernel.org/stable/c/29a2f4a3214aa14d61cc9737c9f886dae9dbb710","https://git.kernel.org/stable/c/381bde79d11e596002edfd914e6714291826967a","https://git.kernel.org/stable/c/600942d2fd49b90e44857d20c774b20d16f3130f"],"products":["linux:linux_kernel"],"source":"nvd","synced_at":"2026-10-19T21:50:30.954589733+00:00"},"epss":{"cve":"CVE-2021-47319","score":0.00259,"percentile":0.17592,"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."]}