{"cve":"CVE-2026-90271","nvd":{"published":"2026-09-17T17:17:23.677","modified":"2026-10-19T09:19:20.690","status":"Received","description":"In the Linux kernel, the following vulnerability has been resolved:\n\narm_mpam: Fix a NULL pointer dereference on unbinding after an error interrupt\n\nIf a user unbinds an MSC after mpam_disable() has been run in response\nto an error interrupt then a dereference of a NULL pointer occurs as\nmpam_disable() sets the drvdata to NULL. Add an early return to the driver\nremove callback to avoid this.","cvss_v4":null,"cvss_v3":null,"cwes":[],"references":["https://git.kernel.org/stable/c/a29044c9c83513c7463de2adb84c169685562ad2","https://git.kernel.org/stable/c/fc996c39689bb15aa80e5366809434f7258fb703"],"products":[],"source":"nvd","synced_at":"2026-10-19T22:55:23.253742848+00:00"},"epss":{"cve":"CVE-2026-90271","score":0.00198,"percentile":0.09428,"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."]}