{"cve":"CVE-2026-81018","nvd":{"published":"2026-09-11T20:19:10.813","modified":"2026-10-19T09:17:35.330","status":"Received","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nplatform/x86: think-lmi: Free system certificate signatures\n\nMulti-certificate support also allows the system authentication object\nto store ->signature and ->save_signature, which leak when the driver is\nremoved. Free the signatures to avoid leaking memory.","cvss_v4":null,"cvss_v3":null,"cwes":[],"references":["https://git.kernel.org/stable/c/9c28adde051fe76a7754856d0a414ab89adcaa4d","https://git.kernel.org/stable/c/abbcc0354108cf47a6055b951182bf73520d0363","https://git.kernel.org/stable/c/abca989604f60fe29d7170431f819e28ec7d868a"],"products":[],"source":"nvd","synced_at":"2026-10-19T22:53:43.293028046+00:00"},"epss":{"cve":"CVE-2026-81018","score":0.00159,"percentile":0.05026,"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."]}