{"cve":"CVE-2025-71150","nvd":{"published":"2026-01-23T15:16:05.773","modified":"2026-07-30T06:24:54.640","status":"Modified","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nksmbd: Fix refcount leak when invalid session is found on session lookup\n\nWhen a session is found but its state is not SMB2_SESSION_VALID, It\nindicates that no valid session was found, but it is missing to decrement\nthe reference count acquired by the session lookup, which results in\na reference count leak. This patch fixes the issue by explicitly calling\nksmbd_user_session_put to release the reference to the session.","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/02e06785e85b4bd86ef3d23b7c8d87acc76773d5","https://git.kernel.org/stable/c/0fb87b28cafae71e9c8248432cc3a6a1fd759efc","https://git.kernel.org/stable/c/11fe566b442e3bc2774191740fd377739a87a1c0","https://git.kernel.org/stable/c/8cabcb4dd3dc85dd83a37d26efcc59a66a4074d7","https://git.kernel.org/stable/c/cafb57f7bdd57abba87725eb4e82bbdca4959644"],"products":["linux:linux_kernel"],"source":"nvd","synced_at":"2026-10-19T22:21:16.563232421+00:00"},"epss":{"cve":"CVE-2025-71150","score":0.00279,"percentile":0.20459,"date":"2026-11-01"},"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."]}