{"cve":"CVE-2025-68350","nvd":{"published":"2025-12-24T11:15:58.350","modified":"2026-10-19T21:10:00.160","status":"Deferred","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nexfat: fix divide-by-zero in exfat_allocate_bitmap\n\nThe variable max_ra_count can be 0 in exfat_allocate_bitmap(),\nwhich causes a divide-by-zero error in the subsequent modulo operation\n(i % max_ra_count), leading to a system crash.\nWhen max_ra_count is 0, it means that readahead is not used. This patch\nload the bitmap without readahead.","cvss_v4":null,"cvss_v3":null,"cwes":[],"references":["https://git.kernel.org/stable/c/88fc3dd6e631b3e2975f898c6c2b6bc6f7058b44","https://git.kernel.org/stable/c/d70a5804c563b5e34825353ba9927509df709651"],"products":[],"source":"nvd","synced_at":"2026-10-21T03:43:09.190223697+00:00"},"epss":{"cve":"CVE-2025-68350","score":0.00185,"percentile":0.08049,"date":"2026-10-26"},"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."]}