{"cve":"CVE-2025-37899","nvd":{"published":"2025-05-20T16:15:26.273","modified":"2026-07-30T06:22:30.547","status":"Modified","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nksmbd: fix use-after-free in session logoff\n\nThe sess->user object can currently be in use by another thread, for\nexample if another connection has sent a session setup request to\nbind to the session being free'd. The handler for that connection could\nbe in the smb2_sess_setup function which makes use of sess->user.","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-416"],"references":["https://git.kernel.org/stable/c/02d16046cd11a5c037b28c12ffb818c56dd3ef43","https://git.kernel.org/stable/c/2fc9feff45d92a92cd5f96487655d5be23fb7e2b","https://git.kernel.org/stable/c/70ad6455139e26e85f48f95d0e21f351c1909342","https://git.kernel.org/stable/c/931dc8a3670f71c45c0b1379ea4e92dafbda1aca","https://git.kernel.org/stable/c/d5ec1d79509b3ee01de02c236f096bc050221b7f"],"products":["linux:linux_kernel"],"source":"nvd","synced_at":"2026-10-19T22:01:57.636215869+00:00"},"epss":{"cve":"CVE-2025-37899","score":0.00882,"percentile":0.5917,"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."]}