{"cve":"CVE-2026-89610","nvd":{"published":"2026-09-11T20:19:46.093","modified":"2026-10-19T09:17:57.640","status":"Received","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nntfs: verify run length exceeding volume boundary\n\nThe mapping pairs decoder validates that the starting LCN is within the\nvolume but does not check if the run extends beyond the volume boundary.\n\nA malformed NTFS image with a crafted mapping pairs array could cause\nthe kernel to access memory beyond the volume boundary, potentially leading\nto memory corruption and privilege escalation.\n\nAdd validation to ensure lcn + length stays within nr_clusters.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","score":9.8},"cwes":[],"references":["https://git.kernel.org/stable/c/6e844d4b82434a781b80d02145fd1b17cf90e3c3","https://git.kernel.org/stable/c/fea9e4488f384c0ef1c0e3d96b565127c1b98447"],"products":[],"source":"nvd","synced_at":"2026-10-19T22:53:43.293028046+00:00"},"epss":{"cve":"CVE-2026-89610","score":0.00553,"percentile":0.45936,"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."]}