{"cve":"CVE-2026-90419","nvd":{"published":"2026-09-17T17:17:46.290","modified":"2026-10-19T09:19:36.213","status":"Received","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nnilfs2: prevent out-of-bounds read in super root block parsing\n\nsuper-root inode metadata size is trusted before nilfs_read_inode_common().\n\nReject super-root inode sizes whose computed on-disk footprint exceeds the\nfilesystem block size. This prevents malformed filesystem images from\nmaking nilfs_read_inode_common() read past the end of the super-root block.\n\n[ryusuke: clarify the commit title]","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H","score":7.1},"cwes":[],"references":["https://git.kernel.org/stable/c/15c8559376416a84c3d8402fd8d0c89bb323d05f","https://git.kernel.org/stable/c/16df2520502867a4f34e202b89d01243d59bb8b5","https://git.kernel.org/stable/c/5b69ebe20d7f944c1f45177dca0c11474ac277cc","https://git.kernel.org/stable/c/7029e70cf86d5c54c0a2812479b0bee2cabcbaaa","https://git.kernel.org/stable/c/71bd64471ff583101b4a33dfc838ce29aef57960"],"products":[],"source":"nvd","synced_at":"2026-10-19T22:55:23.253742848+00:00"},"epss":{"cve":"CVE-2026-90419","score":0.00176,"percentile":0.07123,"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."]}