{"cve":"CVE-2025-40020","nvd":{"published":"2025-10-24T13:15:47.107","modified":"2026-10-19T21:10:00.160","status":"Deferred","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ncan: peak_usb: fix shift-out-of-bounds issue\n\nExplicitly uses a 64-bit constant when the number of bits used for its\nshifting is 32 (which is the case for PC CAN FD interfaces supported by\nthis driver).\n\n[mkl: update subject, apply manually]","cvss_v4":null,"cvss_v3":null,"cwes":[],"references":["https://git.kernel.org/stable/c/176c81cbf9c4e348610a421aad800087c0401f60","https://git.kernel.org/stable/c/17edec1830e48c0becd61642d0e40bc753243b16","https://git.kernel.org/stable/c/394c58017e5f41043584c345106cae16a4613710","https://git.kernel.org/stable/c/48822a59ecc47d353400d38b1941d3ae7591ffff","https://git.kernel.org/stable/c/572c656802781cc57f4a3231eefa83547e75ed78"],"products":[],"source":"nvd","synced_at":"2026-10-21T03:43:09.190223697+00:00"},"epss":{"cve":"CVE-2025-40020","score":0.00211,"percentile":0.11285,"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."]}