{"cve":"CVE-2026-98174","nvd":{"published":"2026-10-06T09:17:59.220","modified":"2026-10-19T10:18:17.723","status":"Received","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nsmb: client: fix rlist race and missing initialization\n\nTCP_Server_Info.rlist is allocated via kzalloc which zeros both ->next\nand ->prev to NULL instead of pointing to itself, making list_empty()\nalways return false and list_add() dereference a NULL ->prev pointer.\n\nAlso, cifs_signal_cifsd_for_reconnect() can be called concurrently\nfrom multiple cifsd threads, allowing the same server's rlist node to\nbe added twice into the local list, corrupting it.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H","score":7.5},"cwes":[],"references":["https://git.kernel.org/stable/c/04082b1833856cb9ed87e0d3d5f04cbf836cf7da","https://git.kernel.org/stable/c/5a8f82f9c5839389cf4036029dd75a9911049e83","https://git.kernel.org/stable/c/5f270f091256da1338c3631083e15d7f83cc05e1","https://git.kernel.org/stable/c/b5f924ffbfa976e4b97f17e8132c595b97482c2d","https://git.kernel.org/stable/c/c037d6bde3dd5fa00b017b6b98a5389ec0ebc02f"],"products":[],"source":"nvd","synced_at":"2026-10-19T22:57:46.668721662+00:00"},"epss":{"cve":"CVE-2026-98174","score":0.0033,"percentile":0.25928,"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."]}