{"cve":"CVE-2023-53080","nvd":{"published":"2025-05-02T16:15:27.020","modified":"2026-10-15T22:17:36.317","status":"Modified","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nxsk: Add missing overflow check in xdp_umem_reg\n\nThe number of chunks can overflow u32. Make sure to return -EINVAL on\noverflow. Also remove a redundant u32 cast assigning umem->npgs.","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":[],"references":["https://git.kernel.org/stable/c/3cfc3564411acf96bf2fb791f706a1aa4f872c1d","https://git.kernel.org/stable/c/580634b03a55f04a3c1968bcbd97736c079c6601","https://git.kernel.org/stable/c/a069909acc4435eeb41d05ccc03baa447cc01b7e","https://git.kernel.org/stable/c/bb2e3bfb2a79db0c2057c6f701b782954394c67f","https://git.kernel.org/stable/c/c7df4813b149362248d6ef7be41a311e27bf75fe"],"products":["linux:linux_kernel"],"source":"nvd","synced_at":"2026-10-19T22:01:22.920403922+00:00"},"epss":{"cve":"CVE-2023-53080","score":0.00227,"percentile":0.13258,"date":"2026-10-25"},"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."]}