Integer overflow or wraparound in Windows Fast FAT Driver allows an unauthorized attacker to execute code locally.
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Score elevated to 9.0 because this CVE is listed on the CISA Known Exploited Vulnerabilities catalog (added 2025-03-11), indicating real-world exploitation has been confirmed by US federal agencies. NVD baseline CVSS 7.8 retained for reference. Confidence: HIGH.
Integer overflow or wraparound in Windows Fast FAT Driver allows an unauthorized attacker to execute code locally.
March 11, 2025
October 27, 2025
Known Exploited Vulnerabilities Catalog | CISA. Listed in CISA Known Exploited Vulnerabilities catalog.
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-24985Security Update Guide - Microsoft Security Response Center. Patch available via Microsoft Security Update
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-24985MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
Every vendor that published an advisory referencing this CVE — pulled from our cve_vendor_advisories aggregation. Click any row for the vendor's original advisory page.
Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.
Working exploit code is in the public domain (1 GitHub PoC). Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.
Detection of malicious VHD files for CVE-2025-24985
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msrc
CWE-190 · CWE-122