{"cve":"CVE-2026-46062","nvd":{"published":"2026-05-27T14:17:26.063","modified":"2026-06-17T10:53:00.270","status":"Analyzed","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nntfs3: fix integer overflow in run_unpack() volume boundary check\n\nThe volume boundary check `lcn + len > sbi->used.bitmap.nbits` uses raw\naddition which can wrap around for large lcn and len values, bypassing\nthe validation.  Use check_add_overflow() as is already done for the\nadjacent prev_lcn + dlcn and vcn64 + len checks added by commit\n3ac37e100385 (\"ntfs3: Fix integer overflow in run_unpack()\").\n\nFound by fuzzing with a source-patched harness (LibAFL + QEMU).","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:H/A:H","score":7.8},"cwes":["CWE-190"],"references":["https://git.kernel.org/stable/c/424858f9a048057bb8f834bfe03d18f5e477e747","https://git.kernel.org/stable/c/60dab3e2931f3d792438a77a6cb0cb731c43300b","https://git.kernel.org/stable/c/6175d09c23bec4b60860ee9a0170308ff4b56e10","https://git.kernel.org/stable/c/984a415f019536ea2d24de9010744e5302a9a948","https://git.kernel.org/stable/c/a954061b334ec67c79ae9d0cadd83fa521396487"],"products":["linux:linux_kernel"],"source":"nvd","synced_at":"2026-10-19T22:36:28.938604137+00:00"},"epss":{"cve":"CVE-2026-46062","score":0.00142,"percentile":0.03448,"date":"2026-10-31"},"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."]}