{"cve":"CVE-2021-47352","nvd":{"published":"2024-05-21T15:15:21.620","modified":"2026-08-04T10:16:59.447","status":"Modified","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nvirtio-net: Add validation for used length\n\nThis adds validation for used length (might come\nfrom an untrusted device) to avoid data corruption\nor loss.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","score":7.8},"cwes":["CWE-787"],"references":["https://git.kernel.org/stable/c/3133e01514c3c498f2b01ff210ee6134b70c663c","https://git.kernel.org/stable/c/ad993a95c508417acdeb15244109e009e50d8758","https://git.kernel.org/stable/c/ba710baa1cc1b17a0483f7befe03e696efd17292","https://git.kernel.org/stable/c/c1b40d1959517ff2ea473d40eeab4691d6d62462","https://git.kernel.org/stable/c/c92298d228f61589dd21657af2bea95fc866b813"],"products":["linux:linux_kernel"],"source":"nvd","synced_at":"2026-10-19T21:50:30.954589733+00:00"},"epss":{"cve":"CVE-2021-47352","score":0.00265,"percentile":0.18465,"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."]}