{"cve":"CVE-2026-98506","nvd":{"published":"2026-10-18T16:17:01.717","modified":"2026-10-19T10:19:03.887","status":"Received","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nmm/hugetlb: do not dissolve gigantic pages without runtime support\n\ndissolve_free_hugetlb_folio() doesn't check\nhstate_is_gigantic_no_runtime(h) though remove_hugetlb_folio()/\nupdate_and_free_hugetlb_folio() silently bail for such folios, so it frees\na still-listed folio and, on vmemmap restore failure, the\nadd_hugetlb_folio() rollback corrupts the free list.","cvss_v4":null,"cvss_v3":null,"cwes":[],"references":["https://git.kernel.org/stable/c/443628f755b35bf45044f68b970b65cd531c42fd","https://git.kernel.org/stable/c/a363c62a653cc8b3e21da9545fa4e028ef50f9c3","https://git.kernel.org/stable/c/ccf96a4b8626a001c13c5836d8357f31c57bbd8e","https://git.kernel.org/stable/c/ddc1055b557506a6ea8930dfbd8d1555d6a3f01e"],"products":[],"source":"nvd","synced_at":"2026-10-19T23:00:53.604569364+00:00"},"epss":{"cve":"CVE-2026-98506","score":0.002,"percentile":0.09764,"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."]}